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Dr.
£ukasz Michalczyk
Address:
Department of Entomology
Institute of Zoology
Jagiellonian University
Gronostajowa 9
30-387 Kraków
Poland
E-mail:
LM@tardigrada.net
Employment:
2012-Present: Associate
Professor at the Institute of Zoology and Biomedical Research, Jagiellonian University,
Kraków, Poland.
2009-2012: Senior Research Associate
at the School of Biological Sciences, University of East Anglia,
Norwich, UK.
Academic degrees:
DSc in Biology
Jagiellonian University, Kraków, Poland
Obtained in 2017
PhD in Evolutionary Ecology
University of East Anglia, Norwich, UK
Obtained in 2009
MSc in General Biology
Jagiellonian University, Kraków, Poland
Obtained in 2004
Interests:
- Evolutionary Biology:
sexual selection, sexual conflict, cryptic female choice, sperm
competition, mating systems, inbreeding depression, reproductive
isolation.
- Tardigrada:
taxonomy, phylogeny, evolution, biogeography, faunistics,
morphology, phenotypic plasticity.
Published peer-reviewed papers:
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Reference |
Link/s |
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133 |
G¹siorek, G., Stec, D., Morek, W. &
Michalczyk, £.
(2019) Deceptive conservatism of claws:
distinct phyletic lineages concealed within Isohypsibioidea
(Eutardigrada) revealed by molecular and morphological evidence.
Contributions to Zoology, 88: 42-97. |
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PDF available on
request |
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132 |
G¹siorek, P., Vončina, K. &
Michalczyk, £. (2019) Echiniscus testudo
(Doyère, 1840) in New Zealand: anthropogenic dispersal or
evidence for the "Everything is Everywhere" hypothesis?
New Zealand Journal of Zoology, 46(2): 174-181. |
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PDF available on
request |
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131 |
G¹siorek, P., Morek, W., Stec, D., Blagden,
B. &
Michalczyk, £. (2019) Revisiting Calohypsibiidae
and Microhypsibiidae: Fractonotus Pilato, 1998 and its
phylogenetic position within Isohypsibiidae (Eutardigrada:
Parachela).
Zoosystema, 41(6): 71-89. |
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PDF available on
request |
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130 |
Morek, W., Stec, D., G¹siorek, P., Surmacz,
B. &
Michalczyk, £.
(2019) Milnesium
tardigradum
Doyère, 1840: the first integrative study of inter-population
variability in a tardigrade species.
Journal of Zoological Systematics and Evolutionary Research,
57(1): 1-23. |
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PDF available on
request |
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129 |
Sales, K., Vasudeva, R., Dickinson, M.E.,
Godwin, J.L., Lumley, A.J., Michalczyk, £.,
Hebberecht, L., Thomas, P., Franco, A. & Gage, M.J.G.
(2018) Experimental heatwaves compromise sperm function and
cause transgenerational damage in a model insect. Nature
Communications, 9: 4771. |
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PDF available on
request |
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128 |
Kaczmarek, £., Zawierucha, K., Buda, J.,
Stec, D., Gawlak, M., Michalczyk, £. &
Roszkowska, M. (2018) An integrative redescription of the
nominal taxon for the Mesobiotus harmsworthi group
(Tardigrada: Macrobiotidae) leads to descriptions of two new
Mesobiotus species from Arctic. PLoS ONE, 13(10):
e0204756. |
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PDF available on
request |
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127 |
G¹siorek, P., Suzuki, A.C., Kristensen, R.M.,
Lachowska-Cierlik, D. & Michalczyk, £.
(2018) Untangling the Echiniscus Gordian knot:
Stellariscus gen. nov. (Heterotardigrada: Echiniscidae)
from Far East Asia.
Invertebrate Systematics, 32: 1234-1247. |
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PDF available on
request |
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126 |
Godwin, J.L., Spurgin, L.G.,
Michalczyk, £., Martin, O.Y. , Lumley, A.J., Chapman,
T. & Gage, M.J.G. (2018) Lineages evolved under
stronger sexual selection show superior ability to invade
conspecific competitor populations. Evolution Letters, 2(5): 511-523. |
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PDF available on
request |
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125 |
Stec, D., Roszkowska, M., Kaczmarek, £. &
Michalczyk, £. (2018) An integrative
description of a population of Mesobiotus radiatus
(Pilato, Binda and Catanzaro, 1991) from Kenya. Turkish
Journal of Zoology, 42: 523-540. |
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PDF available on
request |
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124 |
G¹siorek, P., Stec, D., Zawierucha, Z.,
Kristensen, R.M. &
Michalczyk, £. (2018) Revision of
Testechiniscus Kristensen, 1987 (Heterotardigrada:
Echiniscidae) refutes the polar-temperate distribution of the
genus. Zootaxa, 4472(2): 261-297. |
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PDF available on
request |
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123 |
Stec, D., Krzywański, £. &
Michalczyk, £. (2018) Integrative description of
Macrobiotus canaricus sp. nov. with notes on M.
recens (Eutardigrada: Macrobiotidae). European
Journal of Taxonomy, 452: 1-36. |
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PDF available on
request |
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122 |
Stec, D., Kristensen, R.M. &
Michalczyk, £.
(2018) Integrative taxonomy
identifies Macrobiotus papei, a new tardigrade species
of the Macrobiotus hufelandi complex (Eutardigrada:
Macrobiotidae) from the Udzungwa Mountains National Park
(Tanzania).
Zootaxa, 4446(2): 273-291. |
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PDF available on
request |
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121 |
Michalczyk, £., Dudziak,
M., Radwan, J. & Tomkins, J.T. (2018) Fitness
consequences of threshold trait expression subject to
environmental cues. Proceedings of the Royal Society B,
285: 20180783. |
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PDF available on
request |
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120 |
G¹siorek, P., Stec, D., Morek, W. &
Michalczyk, £.
(2018) An integrative
redescription of Hypsibius dujardini (Doyère, 1840),
the nominal taxon for Hypsibioidea (Tardigrada: Eutardigrada).
Zootaxa, 4415(1): 45-75. |
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PDF available on
request |
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119 |
Stec, D., Morek, W., G¹siorek, P. &
Michalczyk, £.
(2018) Unmasking hidden species
diversity within the Ramazzottius oberhaeuseri complex,
with an integrative redescription of the nominal species for the
family Ramazzottiidae (Tardigrada: Eutardigrada: Parachela).
Systematics and Biodiversity, 16(4): 357-376. |
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PDF available on
request |
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118 |
Sales, K., Trent, T., Gardner, J., Lumley,
A.J., Vasudeva, R., Michalczyk, £., Martin,
O.Y. & Gage, M.J.G. (2018) Experimental evolution with an
insect model reveals that male homosexual behaviour occurs due
to inaccurate mate choice.
Animal Behaviour, 139: 51-59. |
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PDF available on
request |
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117 |
Zawierucha, Z., Stec, D., Lachowska-Cierlik,
D., Takeuchi, N., Li, Z. &
Michalczyk, £. (2018) High mitochondrial
diversity in a new water bear species (Tardigrada: Eutardigrada)
from mountain glaciers in central Asia, with the erection of a
new genus Cryoconicus.
Annales Zoologici, 68(1): 179-201. |
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PDF available on
request |
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116 |
Stec, D., Arakawa, K. &
Michalczyk, £.
(2018) An integrative description of Macrobiotus shonaicus
sp. nov. (Tardigrada: Macrobiotidae) from Japan with notes on
its phylogenetic position within the hufelandi group.
PLoS ONE, 13(2): e0192210. |
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PDF available on
request |
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115 |
Stec, D., Roszkowska, M., Kaczmarek, £. &
Michalczyk, £.
(2018) Paramacrobiotus
lachowskae, a new species of Tardigrada from Colombia
(Eutardigrada: Parachela: Macrobiotidae).
New Zealand
Journal of Zoology, 45(1): 43-60. |
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PDF available on
request |
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114 |
Kaczmarek, £. &
Michalczyk, £.
(2017) The Macrobiotus hufelandi (Tardigrada) group
revisited. Zootaxa, 4363(1): 101-123. |
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PDF available on
request |
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113 |
Kaczmarek, £. &
Michalczyk, £.
(2017) A description of Macrobiotus horningi sp. nov.
and redescriptions of M. maculatus comb. nov. Iharos,
1973 and M. rawsoni Horning et al. 1978 (Tardigrada:
Eutardigrada: Macrobiotidae: hufelandi group).
Zootaxa, 4363(1): 79-100. |
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PDF available on
request |
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112 |
G¹siorek, P., Zawierucha, K., Stec. D. &
Michalczyk, £. (2017) Integrative redescription
of a common Arctic water bear Pilatobius recamieri
(Richters, 1911). Polar Biology, 40(11): 2239-2252. |
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PDF available on
request |
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111 |
G¹siorek, P., Stec, D., Morek, W. &
Michalczyk, £. (2017) An integrative
redescription of Echiniscus testudo (Doyère, 1840), the
nominal taxon for the class Heterotardigrada (Ecdysozoa:
Panarthropoda: Tardigrada). Zoologischer Anzeiger, 270:
107-122. |
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PDF available on
request |
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110 |
Lewandowski, M., Kusiak, M.A.,
Michalczyk, £., Szmigiel, D., Sledziewska-Gojska, E.,
Barzycka, B., Wawrzyniak, T., Luks, B., Thordarson, T., Wilde,
S.A & Hoskuldsson, A. (2017) Message in a stainless steel
bottle thrown into deep geological time. Gondwana
Research, 52: 139-141. |
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PDF available on
request |
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109 |
Mapalo, M., Stec, D., Mirano-Bascos, D. &
Michalczyk, £. (2017) An integrative
description of a limnoterrestrial tardigrade from the
Philippines, Mesobiotus insanis, new species
(Eutardigrada: Macrobiotidae: harmsworthi group).
Raffles Bulletin of Zoology, 65: 440-454. |
Article |
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PDF available on
request |
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108 |
Stec, D., Zawierucha, K. &
Michalczyk, £. (2017) An integrative description
of Ramazzottius subanomalus (Biserov, 1985)
(Tardigrada) from Poland. Zootaxa, 4300(3): 403-420. |
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PDF available on
request |
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107 |
G¹siorek, P., Morek, W., Stec, D., Marnissi,
J. & Michalczyk, £. (2017) The
tardigrade fauna of Tunisia, with an integrative description of
Bryodelphax maculatus sp. nov. (Tardigrada:
Heterotardigrada: Echiniscoidea). African Zoology,
52(2): 77-89. |
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PDF available on
request |
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106 |
McInnes, S.J., Michalczyk, £.
& Kaczmarek, £. (2017) Annotated zoogeography of
non-marine Tardigrada. Part IV: Africa. Zootaxa, 4284
(1): 1-74. |
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PDF available on
request |
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105 |
Stec, D., Morek, W., G¹siorek, P., Blagden,
B. & Michalczyk, £. (2017) Description
of Macrobiotus scoticus sp. nov. (Tardigrada:
Macrobiotidae: hufelandi group) from Scotland by means
of integrative taxonomy. Annales Zoologici, 67(2):
181-197. |
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PDF available on
request |
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104 |
Godwin, J.L., Vasudeva, R.,
Michalczyk, £., Martin, O.Y., Lumley, A.J., Chapman, T.
& Gage, M.J.G. (2017) Sperm competition intensity selects
for longer and more costly sperm. Evolution Letters,
1(2): 102-113. |
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PDF available on
request |
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103 |
Martin, O.Y., Michalczyk, £.,
Millard, A.L., Emerson, B.C. & Gage, M.J.G. (2017) Lack
of support for Renschs rule in an intraspecific test using red
flour beetle (Tribolium castaneum) populations.
Insect Science, 42(1): 133-140. |
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PDF available on
request |
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102 |
Stec, D., Morek, W., G¹siorek, P., Kaczmarek,
£. & Michalczyk, £. (2016) Determinants
and taxonomic consequences of extreme egg shell variability in
Ramazzottius subanomalus (Biserov, 1985) (Tardigrada).
Zootaxa, 4208(2): 176-188. |
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PDF available on
request |
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101 |
Kaczmarek, £., Michalczyk, £.
& McInnes, S.J. (2016) Annotated zoogeography of
non-marine Tardigrada. Part III: North America and Greenland.
Zootaxa, 4203(1): 1-249. |
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PDF available on
request |
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100 |
Koszty³a, P., Stec, D., Morek, W.,
G¹siorek, P., Zawierucha, K., Michno, K., Ufir, K., Ma³ek, D.,
Hlebowicz, K., Laska, A., Dudziak, M., Frohme, M., Prokop, Z.M.,
Kaczmarek, £. & Michalczyk, £. (2016) Experimental taxonomy confirms the environmental stability of
morphometric traits in a taxonomically challenging group of
microinvertebrates. Zoological Journal of the Linnean
Society, 178(4): 765-775. |
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PDF available on
request |
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99 |
Stec, D., G¹siorek, P., Morek, W.,
Koszty³a, P., Zawierucha, K., Michno, K., Kaczmarek, £., Prokop,
Z.M. & Michalczyk, £. (2016) Estimating optimal
sample size for tardigrade morphometry. Zoological Journal of the Linnean
Society, 178(4): 776-784. |
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PDF available on
request |
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98 |
Morek, W., Stec, D., G¹siorek, P., Schill,
R.O., Kaczmarek, £. & Michalczyk, £.
(2016) An experimental test of eutardigrade preparation methods
for light microscopy. Zoological Journal of the Linnean
Society, 178(4): 785-793. |
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PDF available on
request |
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97 |
Kaczmarek, £., Go³dyn, B., McInnes, S.J. &
Michalczyk, £. (2016) Diversity of
limno-terrestrial tardigrades of the Americas in relation to the
Great American Biotic Interchange hypothesis (GABI). Zoological Journal of the Linnean
Society, 178(4): 737-746. |
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PDF available on
request |
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96 |
Roszkowska, M., Bartels, P.J.,
Go³dyn, B., Ciobanu, D., Fontoura, P., Michalczyk, £., Nelson,
D.R., Ostrowska, M., Moreno-Talamantes, A. & Kaczmarek, £.
(2016) Is the gut content of Milnesium (Eutardigrada)
related to buccal tube size? Zoological Journal of the Linnean
Society, 178(4): 794-803. |
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PDF available on
request |
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95 |
G¹siorek, P., Stec, D., Morek, W.,
Zawierucha, K., Kaczmarek, £., Lachowska-Cierlik, D. &
Michalczyk, £. (2016) An integrative revision of
Mesocrista Pilato, 1987 (Tardigrada: Eutardigrada:
Hypsibiidae). Journal of Natural History, 50(45-46):
2803-2828. |
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PDF available on
request |
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94 |
Mapalo, M., Stec, D., Mirano-Bascos,
D.M. & Michalczyk, £. (2016) Mesobiotus
philippinicus sp. nov., the first limnoterrestrial
tardigrade from the Philippines. Zootaxa, 4126(3):
411-426. |
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PDF available on
request |
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93 |
Morek, W., G¹siorek, P., Stec, D.,
Blagden, B. & Michalczyk, £. (2016) Experimental
taxonomy exposes ontogenetic variability and elucidates the
taxonomic value of claw configuration in Milnesium
Doyère, 1840
(Tardigrada: Eutardigrada: Apochela). Contributions to
Zoology, 85(2): 173-200. |
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PDF available on
request |
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92 |
Stec, D., Smolak, R., Kaczmarek, £. &
Michalczyk, £.
(2015) An integrative description of Macrobiotus
paulinae sp. nov. (Tardigrada: Eutardigrada: Macrobiotidae:
hufelandi group) from Kenya. Zootaxa, 4052(5):
501-526. |
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PDF available on
request |
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91 |
Sobczyk, M., Michno, K., Koszty³a, P., Stec,
D. &
Michalczyk, £.
(2015) Tolerance to ammonia of Thulinius ruffoi (Bertolani, 1981), a
tardigrade isolated from a sewage treatment plant. Bulletin of Environmental Contamination and Toxicology, 5(6):
721-727. |
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PDF available on
request |
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90 |
Lumley, A.J., Michalczyk, £., Kitson, J.J.N.,
Spurgin, L.G., Morrison, C.A., Godwin, J.L., Dickinson, M.E.,
Martin, O.Y., Emerson, B.C., Chapman, T. & Gage, M.J.G.
(2015) Sexual selection protects against extinction.
Nature, 522: 470-473. |
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PDF available on
request |
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89 |
Hangartner, S.,
Michalczyk, £., Gage, M.J.G. & Martin, O.Y. (2015)
Experimental removal of sexual selection leads to decreased
immune investment in female Tribolium castaneum.
Infection, Genetics & Evolution, 33: 212-218. |
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PDF available on
request |
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88 |
Zawierucha, K., Cytan, J., Smykla, J., Wojczulanis-Jakubas, K.,
Kaczmarek, £., Kosicki, J.Z. &
Michalczyk, £.
(2015) Sea bird guano boosts body size of water bears
(Tardigrada) inhabiting the Arctic tundra. Polar Biology,
38(4): 579-582. |
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PDF available on
request |
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87 |
Kaczmarek, £., Michalczyk, £. & McInnes, S.J.
(2015) Annotated zoogeography of non-marine Tardigrada. Part II:
South America. Zootaxa 3923(1): 1-107.
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PDF available on
request |
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86 |
Zawierucha, Smykla, J.,
Michalczyk, £., Go³dyn, B. &
Kaczmarek, £.
(2015) Distribution and diversity of Tardigrada along
altitudinal gradients in the Hornsund, West Spitsbergen
(Arctic). Polar Research, 34: 24168. |
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PDF available on
request |
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85 |
Bartels, P.J., Nelson, D.R., Kaczmarek, £.
& Michalczyk,
£.
(2014) The genus Milnesium (Tardigrada: Eutardigrada:
Milnesiidae) in the Great Smoky Mountains National Park (North
Carolina and Tennessee, USA), with the description of
Milnesium bohleberi sp. nov. Zootaxa, 3826(2): 356-368. |
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PDF available on
request |
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84 |
Zawierucha, K., Dziamiźcki, J., Jakubowska, N., Michalczyk,
£. & Kaczmarek, £.
(2014) New records of tardigrades in the Baltic states with the
description of Minibiotus formosus sp. nov.
(Eutardigrada, Macrobiotidae). Zookeys, 408: 81-105. |
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PDF available on
request |
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83 |
Kaczmarek, £., Cytan, J., Zawierucha, K., Diduszko, D. &
Michalczyk, £.
(2014) Tardigrades from Peru (South America), with descriptions
of three new species of Parachela. Zootaxa, 3790(2): 357-379. |
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PDF available on
request |
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82 |
Kaczmarek, £., Janko, K., Smykla, J. & Michalczyk, £.
(2014) Soil tardigrades from the Antarctic Peninsula with a
description of a new species and some remarks on the genus
Ramajendas (Eutardigrada: Isohypsibiidae). Polar Record,
50(2): 176-182. |
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PDF available on
request |
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81 |
Demont, M., Grazer, V.M., Michalczyk, £., Millard, A.L.,
Emerson, B.C., Sbilordo, S.H., Gage, M.J.G. & Martin, O.Y.
(2014) Experimental removal of sexual selection reveals
adaptations to polyandry in both sexes. Evolutionary Ecology,
41: 62-70. |
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PDF available on
request |
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80 |
Grazer, V.M., Demont, M., Michalczyk, £., Gage, M.J.G. & Martin,
O.Y. (2014)
Environmental quality alters female costs and benefits of
evolving under enforced monogamy. BMC Evolutionary Biology,
14: 21. |
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PDF available on
request |
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79 |
Kaczmarek, £., Michalczyk, £. & McInnes, S.J. (2014)
Annotated zoogeography of non-marine Tardigrada. Part I: Central
America. Zootaxa, 3763(1): 1-62. |
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PDF available on
request |
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78 |
Zawierucha, K., Coulson, S., Michalczyk, £. & Kaczmarek,
£.
(2013) Current knowledge of the Tardigrada of Svalbard with the
first records of water bears from Nordaustlandet (High Arctic).
Polar Research, 32: 20886. |
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PDF available on
request |
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77 |
Hangartner, S., Sbilordo, S., Michalczyk, £., Gage, M.J.G.
& Martin, O.Y.
(2013) Are there genetic trade-offs between immune and
reproductive investments in Tribolium castaneum? Infection,
Genetics & Evolution, 19: 45-50. |
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PDF available on
request |
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76 |
Michalczyk, £. & Kaczmarek, £. (2013) The Tardigrada Register: a
comprehensive online data repository for tardigrade taxonomy.
Journal of Limnology, 72(S1): 175-181. |
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PDF available on
request |
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75 |
Zawierucha, K., Grzelak, K., Kotwicki, L.,
Michalczyk, £.
& Kaczmarek, £.
(2013) The first record of Batillipes pennaki Marcus,
1946 (Tardigrada: Arthrotardigrada: Batillipedidae) from a sandy
beach in Thailand. Pakistan Journal of Zoology, 45(3):
801-808. |
Article |
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PDF available on
request |
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74 |
Kaczmarek, £., Jakubowska, N. &
Michalczyk, £.
(2012)
Current knowledge on Turkish tardigrades with a
description of Milnesium beasleyi sp. nov. (Eutardigrada:
Apochela: Milnesiidae, the granulatum group).
Zootaxa,
3589: 49-64.
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Abstract |
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PDF available on
request |
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73 |
Zawierucha, K., Michalczyk, £.
& Kaczmarek, £.
(2012) The first record of Tardigrada from the Republic of
Zambia, with a description of Doryphoribius niedbalai sp.
nov. (Eutardigrada: Isohypsibiidae, the evelinae group).
African Zoology, 47(2): 275-284. |
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PDF available on
request |
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72 |
Kaczmarek, £., Schabetsberger, R., Litwin, N. &
Michalczyk, £.
(2012)
A new freshwater
eutardigrade from Fiji and Vanuatu (Oceania), with remarks on
the genus Dactylobiotus. New Zealand Journal of Zoology,
39(4): 311-318.
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PDF available on
request |
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71 |
Prokop, Z.M.,
Michalczyk, £., Drobniak, S.M., Herdegen, M. & Radwan, J. (2012)
Meta-analysis suggests choosy females get sexy sons more than
good genes.
Evolution, 66(9): 2665-2673. |
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PDF available on
request |
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70 |
Kaczmarek, £., Zawierucha, K., Smykla, J. &
Michalczyk, £.
(2012) Tardigrada of the Revdalen (Spitsbergen)
with the descriptions of two new species: Bryodelphax
parvuspolaris (Heterotardigrada) and Isohypsibius
coulsoni (Eutardigrada). Polar Biology, 35(7): 1013-1026. |
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PDF available on
request |
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69 |
Michalczyk, £., We³nicz, W., Frohme, M. & Kaczmarek,
£. (2012)
Redescriptions of three Milnesium Doyère, 1840 taxa
(Tardigrada: Eutardigrada: Milnesiidae), including the nominal
species for the genus. Zootaxa, 3154: 1-20. |
Abstract |
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PDF available on
request |
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68 |
Kaczmarek, £., Diduszko, D. & Michalczyk, £.
(2011) New records of Mexican
Tardigrada.
Revista Mexicana de Biodiversidad, 82(4): 1324-1327. |
Article |
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PDF available on
request |
|
67 |
Michalczyk, £., Millard, A.L, Martin, O.Y.,
Lumley, A.J., Emerson, B.E., Chapman, T. & Gage, M.J.G. & (2011)
Inbreeding promotes female promiscuity.
Science, 333(6050): 1739-1742. |
|
|
PDF available on
request |
|
66 |
Smykla, J.,
Kaczmarek, £., Huzarska, K. &
Michalczyk, £. (2011) The first record of a rare
marine tardigrade, Halobiotus crispae Kristensen, 1982
(Eutardigrada: Hypsibiidae), from the Svalbard Archipelago.
Polar Biology,
34: 1243-1247. |
|
|
PDF available on
request |
|
65 |
Kaczmarek, £., Go³dyn, B., We£nicz, W. & Michalczyk, £.
(2011) Ecological factors determining Tardigrada distribution in
Costa Rica. Journal of Zoological Systematics and
Evolutionary Research, 49(S1): 78-83. |
|
|
PDF available on
request |
|
64 |
Bartels, P.J. Nelson, D.R., Kaczmarek, £. &
Michalczyk, £.
(2011)
Ramazzottius belubellus,
a new species of Tardigrada (Eutardigrada: Parachela:
Hypsibiidae) from the Great Smoky Mountains National Park (North
Carolina, USA).
Proceedings of the Biological Society of Washington,
124(1): 23-27. |
|
|
PDF available on
request |
|
63 |
Michalczyk, £., Millard, A.L, Martin, O.Y.,
Lumley, A.J.,
Emerson, B.E. & Gage, M.J.G. & (2011)
Experimental evolution exposes female and male responses to
sexual selection and conflict in
Tribolium castaneum. Evolution, 65(3):
713-724. |
|
|
PDF available on
request |
|
62 |
Kaczmarek, £., Go³dyn, B., Prokop, Z.M. & Michalczyk, £.
(2011) New records of Tardigrada
from Bulgaria with the description of Macrobiotus binieki
sp. nov. (Eutardigrada: Macrobiotidae) and a key to the species
of the harmsworthi group.
Zootaxa, 2781: 29-39. |
Abstract |
|
PDF available on
request |
|
61 |
Kaczmarek, £., Go³dyn, B., Czyæ, M. & Michalczyk,
£.
(2010)
The first records of Isohypsibius pushkini Tumanov, 2003
(Eutardigrada, Hypsibiidae) from Poland.
Biological Letters, 47(2): 81-85. |
|
|
PDF available on
request |
|
60 |
Michalczyk, £., Martin, O.Y., Millard, A.L,
Emerson, B.E. & Gage, M.J.G. & (2010)
Inbreeding depresses sperm competitiveness, but not
fertilization or mating success in male Tribolium castaneum.
Proceedings
of the Royal Society (Series B),
277: 3483-3491. |
|
|
PDF available on
request |
|
59 |
Claxton, S.K., Beasley, C.W., Kaczmarek, £. &
Michalczyk, £.
(2010) Redescription of Doryphoribius zyxiglobus (Horning,
Schuster & Grigarick 1978) (Eutardigrada: Hypsibiidae)
and extension of its geographic range.
New Zealand Journal of Zoology,
37(3): 243-253. |
|
|
PDF available on
request |
|
58 |
Kaczmarek, £. &
Michalczyk, £. (2010)
The genus
Echiniscus Schultze
1840 (Tardigrada) in Costa Rican (Central America) rain forests
with descriptions of two new species.
Tropical
Zoology, 23(1): 91-106. |
Abstract |
|
PDF available on
request |
|
57 |
Kaczmarek, £. &
Michalczyk, £. (2010)
Redescription of Dactylobiotus grandipes (Schuster,
Toftner & Grigarick, 1978), the type species for the
genus Dactylobiotus (Tardigrada: Macrobiotidae).
Genus, 21(1): 155-162. |
Article |
|
PDF available on
request |
|
56 |
Michalczyk, £. & Kaczmarek, £. (2010)
Description of Doryphoribius dawkinsi, a new species of
Tardigrada (Eutardigrada: Hypsibiidae) from the Costa Rican
highlands, with the key to the genus Doryphoribius. Zootaxa,
2393: 46-58. |
Abstract |
|
PDF available on
request |
|
55 |
Kristensen, R.M.,
Michalczyk, £. & Kaczmarek, £. (2010)
The first record of the genus Bryodelphax (Tardigrada:
Heterotardigrada: Echiniscidae) from Easter Island, Rapa Nui (Pacific
Ocean, Chile) with the description of a new species,
Bryodelphax aaseae. Zootaxa, 2343: 45-56. |
Abstract |
|
PDF available on
request |
|
54 |
Kaczmarek, £. &
Michalczyk, £. (2009) Redescription of Hypsibius microps Thulin, 1928 and H.
pallidus Thulin, 1911 (Eutardigrada: Hypsibiidae) based on
the type material from the Thulin collection. Zootaxa, 2275:
60-68. |
Abstract |
|
PDF available on
request |
|
53 |
Kaczmarek, £. &
Michalczyk, £. (2009)
Two new species of Macrobiotidae,
Macrobiotus szeptyckii (harmsworthi
group) and Macrobiotus kazmierskii (hufelandi
group) from Argentina. Acta Zoologica Cracoviensia, Seria B -
Invertebrata, 52(1-2): 87-99. |
|
|
PDF & hardcopy available on
request |
|
52 |
Kaczmarek, £. &
Michalczyk, £. (2008) New
records of Water Bears (Tardigrada, Eutardigrada) from Romania.
Studia Universitatis Vasile Goldis, Seria Stiintele Vietii,
18(Suppl.):
167-169. |
|
|
PDF available on
request |
|
51 |
Bartels, P.J., Nelson, D.R., Kaczmarek, £. &
Michalczyk, £.
(2008)
Three new species and one new record
of the genus Doryphoribius Pilato, 1969 (Tardigrada:
Eutardigrada: Hypsibiidae) from the Great Smoky Mountains
National Park (Tennessee, USA).
Journal of Natural History, 42(41-42): 2595-2608. |
|
|
PDF available on
request |
|
50 |
Kaczmarek, £.,
Michalczyk, £. & Eggermont, H. (2008)
Dactylobiotus luci, a new freshwater
tardigrade (Eutardigrada, Macrobiotidae) from the
Rwenzori Mountains (Uganda/DR Congo). African Zoology, 43(2):
150-155. |
|
|
PDF available on
request |
|
49 |
Vicente, F.,
Michalczyk, £., Kaczmarek, £. & Boavida,
M.-J. (2008) Observations
on Pyxidium tardigradum (Ciliophora), a protozoan living
on Eutardigrada: infestation, morphology and feeding behaviour.
Parasitology Research, 103: 1323-1331. |
|
|
PDF available on
request |
|
48 |
Beasley, C.W., Kaczmarek, £. & Michalczyk, £. (2008)
Doryphoribius mexicanus,
a new species of Tardigrada (Eutardigrada: Hypsibiidae) from
Mexico (North America).
Proceedings of the Biological Society of Washington, 121(1):
34-40. |
|
|
PDF available on
request |
|
47 |
Degma, P.,
Michalczyk, £. & Kaczmarek, £. (2008)
Macrobiotus derkai, a new species of Tardigrada
(Eutardigrada, Macrobiotidae, huziori group) from the
Colombian Andes (South America). Zootaxa,
1731: 1-23. |
Abstract |
|
PDF available on
request |
|
46 |
Bartels, P.J., Nelson, D.R., Kaczmarek, £. &
Michalczyk, £. (2007)
Doryphoribius smokiensis, a new species of Eutardigrada
(Hypsibiidae) from the Great Smoky Mountains National Park, TN,
USA (North America). Zootaxa, 1646: 56-65. |
Abstract |
|
PDF available on
request |
|
45 |
Kaczmarek, £.,
Michalczyk, £. & Degma, P. (2007)
Description of a new tardigrade,
Macrobiotus barbarae (Eutardigrada: Macrobiotidae), from the
Dominican Republic.
Annales Zoologici,
57(3): 363-369. |
|
|
PDF available on
request |
|
44 |
Kaczmarek, £. &
Michalczyk, £. (2007)
A new species of Tardigrada (Eutardigrada:
Milnesiidae): Milnesium krzysztofi from Costa Rica
(Central America).
New Zealand
Journal of Zoology, 34: 297-302. |
Abstract |
|
PDF available on
request |
|
43 |
Chang, C.Y.,
Kaczmarek, £., Lee, J.M. &
Michalczyk, £. (2007)
Pseudobiotus spinifer, a new
tardigrade species (Eutardigrada: Hypsibiidae) from Nakdong
River, South Korea, with a redescription of P. vladimiri
Biserov, Dudichev & Biserova.
Zoological Science, 24: 623-629. |
|
|
PDF available on
request |
|
42 |
Michalczyk, £. & Kaczmarek, £. (2007)
Echiniscus ganczareki, a new species
of Tardigrada (Heterotardigrada: Echiniscidae: bigranulatus
group) from Costa Rica.
Zootaxa, 1471: 15-25. |
Abstract |
|
PDF available on
request |
|
41 |
Beasley, C.W.,
Kaczmarek, £. &
Michalczyk, £. (2006)
Redescription of Doryphoribius vietnamensis (Iharos,
1969) comb. nov. on the basis of the holotype and additional
material from China.
Acta Zoologica Academiae Scientiarum Hungaricae, 52(4): 367-372. |
Article |
|
PDF available on
request |
|
40 |
Kaczmarek, £. &
Michalczyk, £. (2006)
Thulinius itoi comb. nov. a new systematic position for
Isohypsibius itoi (Tsurusaki, 1980) (Tardigrada:
Eutardigrada: Hypsibiidae).
Zootaxa, 1373: 65-68. |
Abstract |
|
PDF available on
request |
|
39 |
Michalczyk, £., Kaczmarek, £. & Weglarska, B. (2006)
Macrobiotus sklodowskae
sp. nov. (Tardigrada: Eutardigrada: Macrobiotidae,
richtersi
group) from Cyprus.
Zootaxa, 1371: 45-56. |
Abstract |
|
PDF available on
request |
|
38 |
Kaczmarek,
£., Beasley, C.W. &
Michalczyk, £. (2006) The first
record of the genus Haplohexapodibius Pilato & Beasley,
1987 in Africa with notes on synonymy of Hexapodibius beasleyi
Maucci, 1988 with Haplohexapodibius seductor Pilato &
Beasley, 1987. African Zoology, 41(2): 290-293. |
|
|
PDF available on
request |
|
37 |
Kaczmarek, £. &
Michalczyk, £. (2006)
Redescription of Macrobiotus tridigitus
Schuster, 1983 and erection of a new genus of Tardigrada (Eutardigrada,
Macrobiotidae). Journal of Natural History, 40(19-20):
1223-1229. |
|
|
PDF available on
request |
|
36 |
Kaczmarek, £.,
Michalczyk, £. & Guidetti, R.
(2006)
Description of the new species
Calcarobiotus (C.) longinoi sp. nov.,
(Eutardigrada: Macrobiotidae) from Costa Rica (Central America)
with the diagnostic key to the genus Calcarobiotus.
Italian
Journal of Zoology, 73(3): 247-253. |
|
|
PDF available on
request |
|
35 |
Michalczyk, £. & Kaczmarek, £. (2006)
A new species Macrobiotus magdalenae
(Tardigrada: Eutardigrada: Macrobiotidae, richtersi
group) from Costa Rican rain forest (Central America).
New Zealand
Journal of Zoology, 33: 189-196. |
Abstract |
|
PDF available on
request |
|
34 |
Kaczmarek, £.,
Michalczyk, £. & Diduszko, D. (2006)
Ramazzottius bunikowskae, a new
species of Tardigrada (Eutardigrada: Hypsibiidae) from Russia.
Zootaxa, 1229: 49-57. |
Abstract |
|
PDF available on
request |
|
33 |
Kaczmarek, £. &
Michalczyk, £. (2006) Tardigrada fauna of Mongolia
(Central Asia) with a description of Isohypsibius altai sp.
nov. (Eutardigrada: Hypsibiidae). Zoological Studies,
45(1): 11-23. |
Article |
|
PDF available on
request |
|
32 |
Michalczyk, £. & Kaczmarek, £. (2006)
Macrobiotus huziori, a new species of
Tardigrada (Eutardigrada: Macrobiotidae) from Costa Rica
(Central America).
Zootaxa, 1169: 47-59. |
Abstract |
|
PDF available on
request |
|
31 |
Beasley, C.W., Kaczmarek, £. &
Michalczyk, £. (2006)
New records of tardigrades from China, with
zoogeographical remarks. Biological Letters, 43(1): 13-20. |
Article |
|
PDF available on
request |
|
30 |
Michalczyk, £. & Kaczmarek, £. (2006)
Revision of the Echiniscus bigranulatus
group with a description of a new species Echiniscus madonnae
(Tardigrada: Heterotardigrada: Echiniscidae) from South America.
Zootaxa, 1154: 1-26. |
Abstract |
|
PDF available on
request |
|
29 |
Kaczmarek, £.,
Michalczyk, £. (2005)
Thulinius ruffoi Bertolani, 1981 - a genus and species of
water bear (Tardigrada) new to the fauna of Poland.
Przegl¹d Zoologiczny, 49(1-2): 57-59.
[Polish
+ English abstract] |
|
|
PDF & hardcopy available on
request |
|
28 |
Kaczmarek, £.,
Michalczyk, £. & Degma, D. (2005)
A new species of Tardigrada
Bryodelphax brevidentatus
sp. nov. (Heterotardigrada: Echiniscidae)
from China (Asia). Zootaxa, 1080:
33-38.
|
Abstract |
|
PDF available on
request |
|
27 |
Kaczmarek, £.,
Michalczyk, £. & Diduszko, D. (2005)
Some tardigrades from Siberia (Russia, Baikal region) with a
description of Macrobiotus garynahi sp. nov. (Eutardigrada:
Macrobiotidae: richtersi group). Zootaxa, 1053:
35-45.
|
Abstract |
|
PDF available on
request |
|
26 |
Michalczyk, £. & Kaczmarek, £. (2005)
The first record of the genus Calohypsibius Thulin, 1928
(Eutardigrada: Calohypsibiidae) from Chile (South America) with a
description of the new species Calohypsibius maliki.
New Zealand Journal of Zoology, 32: 287-292.
|
Abstract |
|
PDF available on
request |
|
25 |
Michalczyk, £.,
Kaczmarek, £. & Claxton, S.K. (2005) Minibiotus weglarskae,
a new species of Tardigrada (Eutardigrada: Macrobiotidae) from
Mongolia. Zootaxa, 1008: 47-56.
|
Abstract
|
|
PDF available on
request |
|
24 |
Radwan, J., Michalczyk, £. & Prokop, Z. (2005)
Age dependence of male mating ability and sperm
competition success in the bulb mite.
Animal Behaviour,
69(5): 1101-1105.
|
|
|
PDF available on
request |
|
23 |
Kaczmarek, £. & Michalczyk, £. (2004) A
new species Bryodelphax
asiaticus (Tardigrada: Heterotardigrada:
Echiniscidae) from Mongolia (Central Asia).
Raffles Bulletin of Zoology, 52(2): 599-602.
|
Article
|
|
PDF available on
request |
|
22 |
Kaczmarek, £. &
Michalczyk, £. (2004)
Macrobiotus macrocalix Bertolani & Rebecchi, 1993 a
species of water bear (Tardigrada) new to the fauna of Poland.
Badania Fizjograficzne nad Polsk¹ Zachodni¹,
Seria C Zoologia, 50: 39-43.
[Polish
+ English abstract]
|
|
|
Hardcopy available on
request |
|
21 |
Michalczyk, £. & Kaczmarek, £.
(2004)
Minibiotus eichhorni, a new species of Tardigrada
(Eutardigrada, Macrobiotidae) from Peru. Annales Zoologici, 54(4):
673-676.
|
|
|
PDF & hardcopy available on
request |
|
20 |
Kaczmarek, £. & Michalczyk, £. (2004) The
first record of water bears (Tardigrada) from Jordan.
Dirasat (Pure Sciences), 31(2): 154-157.
|
|
|
PDF available on
request |
|
19 |
Kaczmarek,
£., Michalczyk, £. & Beasley, C.W. (2004) Milnesium
katarzynae, a new species of eutardigrade (Milnesiidae) from
China. Zootaxa, 743: 1-5. |
Abstract
|
| PDF available on
request |
|
18 |
Kaczmarek,
£. & Michalczyk, £. (2004) First
record of the genus Doryphoribius Pilato, 1969 from Costa
Rica (Central America) and description of a new species Doryphoribius
quadrituberculatus (Tardigrada: Hypsibiidae).
Genus,
15(3): 447-453. |
Article
|
| PDF & hardcopy available on
request |
|
17 |
Kaczmarek,
£. & Michalczyk, £. (2004) Notes on some tardigrades from South Africa, with the description of
Diphascon (Diphascon) zaniewi sp. nov. (Eutardigrada:
Hypsibiidae). Zootaxa, 576: 1-6.
|
Abstract
|
|
PDF available on
request
|
|
16 |
Kaczmarek,
£. & Michalczyk, £. (2004) Diphascon
(Diphascon)
ilitsi (Schuster et Grigarick, 1965) a species of water
bear (Tardigrada) new to the fauna of Poland. Przeglad
Zoologiczny, 48(1-2): 97-98.
[Polish
+ English abstract]
|
|
|
PDF & hardcopy available on
request
|
|
15 |
Kaczmarek,
£. & Michalczyk, £. (2004) Isohypsibius
archangajensis,
a new species of Eutardigrada (Hypsibiidae) from Mongolia.
Annales Zoologici, 54(2): 467-470.
|
Abstract
|
|
PDF & hardcopy available on
request
|
|
14 |
Kaczmarek,
£. & Michalczyk, £. (2004) New
records of Tardigrada from Cyprus with a description of the new
species Macrobiotus marlenae (hufelandi group)
(Eutardigrada: Macrobiotidae).
Genus, 15(1): 141-152.
|
Article
|
|
PDF & hardcopy available on
request
|
|
13 |
Czarno³źski,
M., Michalczyk, £. &
Pajdak-Stós, A.
(2004) Substrate
preference in settling zebra mussels Dreissena polymorpha.
Archiv für Hydrobiologie, 159(2):
263-270.
|
|
|
PDF available on
request
|
|
12 |
Kaczmarek,
£. & Michalczyk, £. (2003) Water
Bears (Tardigrada) of the Wielkopolski National Park (Midwestern
Poland).
Salamandra, 7: 55-64.
[Polish
+ English abstract]
|
|
|
PDF & hardcopy available on
request
|
|
11 |
Michalczyk, £. & Kaczmarek, £. (2003) A
description of the new tardigrade Macrobiotus reinhardti
(Eutardigrada, Macrobiotidae, harmsworthi group) with some
remarks on the oral cavity armature within the genus Macrobiotus
Schultze.
Zootaxa, 331: 1-24.
|
Abstract
|
|
PDF available on
request
|
|
10 |
Pilato, G., Kaczmarek,
£.,
Michalczyk,
£.
& Lisi,
O. (2003)
Macrobiotus
polonicus,
a new species of Tardigrada from Poland (Eutardigrada,
Macrobiotidae, 'hufelandi group').
Zootaxa, 258: 1-8.
|
Abstract
|
|
PDF available on
request
|
|
9 |
Michalczyk, £. &
Kaczmarek, £. (2003)
Water
Bears (Tardigrada) of the Bieszczady Mountains (Poland, West
Carpathians). Zootaxa, 242:
1-24.
|
Abstract
|
|
PDF available on
request
|
|
8 |
Kaczmarek,
£. & Michalczyk, £. (2003)
Isohypsibius
marcellinoi
Binda et Pilato, 1971 new species of water bear (Tardigrada)
to the fauna of Poland.
Przegl¹d Zoologiczny, 47(1-2): 95-96.
[Polish
+ English abstract]
|
|
|
PDF & hardcopy available on
request
|
|
7 |
Michalczyk, £.
& Kaczmarek, £. (2003)
Minibiotus
constellatus,
a new species of Tardigrada (Eutardigrada, Macrobiotidae) from
Peru. Genus, 14(2): 295-305.
|
Article
|
|
PDF & hardcopy available on
request
|
|
6 |
Kaczmarek,
£. & Michalczyk, £. (2003)
Platicrista
horribilis,
a new species of Tardigrada (Eutardigrada, Hypsibiidae) from
Mongolia. Zootaxa, 132: 1-8.
|
Abstract
|
|
PDF available on
request
|
|
5 |
Kaczmarek,
£. & Michalczyk, £. (2002)
Water
Bears (Tardigrada) of "Wawoz Mysliborski" Nature
Reserve (Chelmy Lanscape Park). Salamandra,
6: 29-33.
[Polish
+ English abstract]
|
|
|
PDF & hardcopy available on
request
|
|
4 |
Kaczmarek,
£. & Michalczyk, £. (2002)
Echiniscus
barbarae,
a new species of tardigrade from Cuba Island (Tardigrada:
Heterotardigrada, Echiniscidae, 'arctomys group').
Zootaxa, 53: 1-4.
|
Abstract
|
|
PDF available on
request
|
|
3 |
Kaczmarek,
£., Michalczyk, £. & Weglarska, B. (2002)
Itaquascon
mongolicus,
a new species of Eutardigrada from Mongolia (Eutardigrada:
Hypsibiidae). Genus, 13(1): 1-3.
|
Article
|
|
PDF & hardcopy available on
request
|
|
2 |
Kaczmarek,
£. & Michalczyk, £. (2002)
Calohypsibius
schusteri
Nelson et. McGlothlin, 1996 and Macrobiotus crenulatus
Richters, 1904 new species of water bears (Tardigrada) to the
fauna of Poland. Przegl¹d
Zoologiczny, 46(1-2): 67-69.
[Polish
+ English abstract]
|
|
|
PDF & hardcopy available on
request
|
|
1 |
Kaczmarek,
£. & Michalczyk, £. (2001)
Water Bears tardigrades known and unknown. Materia³y V
Przegladu Dzia³alnoci Studenckich Kó³ Naukowych Przyrodników, 5:
129-132.
[Polish
+ English abstract]
|
|
|
Hardcopy available on
request
|
|
