Results 31 to 40 of about 989 (208)

Diversidad de tardígrados (Tardigrada) asociados a briofitos en el Jardín de los Helechos en Santiago de Cuba

open access: yesNovitates Caribaea, 2021
Los tardígrados u osos de agua son un grupo de invertebrados microscópicos que habitan en ambientes acuáticos y terrestres, y de manera frecuente en los briófitos.
Rogelio Roberto Muñoz-Li   +1 more
doaj   +1 more source

“Everything is not everywhere”: Time‐calibrated phylogeography of the genus Milnesium (Tardigrada)

open access: yesMolecular Ecology, Volume 30, Issue 14, Page 3590-3609, July 2021., 2021
Abstract There is ample evidence that macroscopic animals form geographic clusters termed as zoogeographic realms, whereas distributions of species of microscopic animals are still poorly understood. The common view has been that micrometazoans, thanks to their putatively excellent dispersal abilities, are subject to the “Everything is everywhere but ...
Witold Morek   +3 more
wiley   +1 more source

New records of Mexican Tardigrada

open access: yesRevista Mexicana de Biodiversidad, 2011
In 9 moss samples collected from Mexico, 6 tardigrade species, including 4 new records for the country, were found. The new records raise the number of known Mexican water bear species to forty-one.
Łukasz Kaczmarek   +2 more
doaj   +1 more source

A cDNA library of the eutardigrade Hypsibius klebelsbergi Mihelčič, 1959 and analysis of the actin gene

open access: yesJournal of Limnology, 2007
A cDNA library was constructed from the glacier-dwelling eutardigrade Hypsibius klebelsbergi from more than 2000 individuals collected in the Austrian Central Alps. RNA, DNA and proteins were successively isolated by the Trizol®-method.
Hartmut GREVEN   +3 more
doaj   +1 more source

Dispersal of pollen and invertebrates by wind in contrasting Arctic habitats of Svalbard [PDF]

open access: yesPolish Polar Research, 2023
Although Svalbard archipelago is considered as a natural laboratory for the environmental studies in the High Arctic, the knowledge on the transport and diversity of bioaerosols (aeroplankton) in the atmosphere is poorly recognized.
Łukasz Grewling   +11 more
doaj   +1 more source

Ultrastructure of the digestive system of Ramazzottius tribulosus and Macrobiotus richtersi (Eutardigrada) in relationship with diet

open access: yesJournal of Limnology, 2007
The ultrastructure of the digestive system of tardigrades was already described in some species, but it has never been studied in relationship to diet.
Alexandra M. AVDONINA   +3 more
doaj   +1 more source

Some aquatic Tardigrada from Bjørnøya (Svalbard)

open access: yesFauna Norvegica, 1988
Samples collected from the littoral zone of some freshwater bodies near Norskehamna, showed 8 species of Tardigrades. Of these, 7 are new records for Bjørnøya and 2 are new for Svalbard.
E.A. Van Rompu, Willem H. De Smet
doaj   +1 more source

Morphometric analysis of some metric characters of two Macrobiotus species (Eutardigrada, Macrobiotidae)

open access: yesJournal of Limnology, 2007
A study on individual variability was carried out on some metric characters of two species of Eutardigrada Macrobiotidae: Macrobiotus diffusus and Macrobiotus areolatus.
Oscar LISI   +4 more
doaj   +1 more source

Long-term anhydrobiosis in two taxa of moss dwelling Eutardigrada (Tardigrada) desiccated for 12 and 15 years, respectively

open access: yesThe European Zoological Journal, 2020
Full understanding of long-term cryptobiosis, including anhydrobiosis, could contribute to many areas, from biology and biotechnology to industry, pharmacy and medicine. Anhydrobiosis has been reported in a few groups of micrometazoans such as nematodes,
M. Roszkowska, H. Kmita, Ł. Kaczmarek
doaj   +1 more source

Morphometric analysis of Ramazzottius varieornatus (Hypsibiidae: Eutardigrada) [PDF]

open access: yesZoological Journal of the Linnean Society, 1996
Abstract A sample from the holotype population of the limno-terrestrial eutardigrade Ramazzottius varieornatus was examined in order to elucidate the variation occurring in the size of the sclerified structures of the pharyngeal apparatus. A frequency plot of body lengths was also produced to deduce the effectiveness of this technique in estimating ...
openaire   +2 more sources

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