Results 11 to 20 of about 2,580 (203)

Phylum Tardigrada

open access: yesThorp and Covich's Freshwater Invertebrates, 2019
The chapter shows anatomy, geographical distribution and taxonomical key of tardigrades from the palearctic region.
D. Nelson, R. Guidetti, L. Rebecchi
semanticscholar   +3 more sources

New records of Mexican Tardigrada Nuevos registros de Tardigrada mexicanos

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

Aquatic tardigrades in Poland – a review

open access: yesLimnological Review, 2021
The diversity, distribution and ecology of aquatic Tardigrada in Poland remain poorly known. We reviewed the literature focused on tardigrades in Poland and recognized only 15 aquatic taxa which were reported from various freshwater and marine habitats ...
Kayastha Pushpalata   +3 more
doaj   +1 more source

Cryophilic Tardigrada have disjunct and bipolar distribution and establish long-term stable, low-density demes

open access: yesPolar Biology, 2023
Glaciers are inhabited by various cryophilic organisms ranging from single celled to multicellular, like Tardigrada (water bears). Owing to their scattered distribution, glaciers represent extremely fragmented habitats, and it remains unclear how their ...
K. Zawierucha   +13 more
semanticscholar   +1 more source

First record of the tardigrade Echiniscus testudo (Doyère, 1840) from northeast of Iran (Heterotardigrada: Echiniscidae) [PDF]

open access: yesIranian Journal of Animal Biosystematics, 2018
Tardigrada is a phylum closely allied with the arthropods. They are small (0.05-1.20 mm), hygrophilous micrometazoans, have four pairs of lobe-like legs and are either carnivorous or feed on plant material.
farahnaz Molavi   +4 more
doaj   +1 more source

Morphology, phylogenetic position, and mating behaviour of a new Mesobiotus (Tardigrada) species from a rock pool in the Socorro Box Canyon (New Mexico, USA)

open access: yesThe European Zoological Journal, 2023
Tardigrades have been recorded from a variety of habitats including mosses, lichens, leaflitter, streams, and marine sediments; however, reports from rock pools are still scarce.
M. Vecchi   +5 more
semanticscholar   +1 more source

Tardigrades and oribatid mites in bryophytes from geothermally active lava fields (Krafla, Iceland) and the description of Pilatobius islandicus sp. nov. (Eutardigrada) [PDF]

open access: yesPolish Polar Research, 2018
In polar regions, apart from tundra and glaciers, geothermally active areas with elevated temperatures are important elements of ecosystems. One such geothermally active region characterized by mosaic ecosystems and vast areas covered by recent lava ...
Jakub Buda   +3 more
doaj   +1 more source

The xerophilic genera Xerobiotus and Pseudohexapodibius (Macrobiotidae; Tardigrada): biodiversity, biogeography and phylogeny

open access: yesZoological Journal of the Linnean Society, 2023
The genera Xerobiotus and Pseudohexapodibius are xerophilic and characterized by reduced appendages and claws as adaptations to move between small interstices.
J. Vincenzi   +7 more
semanticscholar   +1 more source

Halloween genes in panarthropods and the evolution of the early moulting pathway in Ecdysozoa [PDF]

open access: yesRoyal Society Open Science, 2018
Moulting is a characteristic feature of Ecdysozoa—the clade of moulting animals that includes the hyperdiverse arthropods and less speciose groups, such as onychophorans, tardigrades and nematodes.
Isabell Schumann   +4 more
doaj   +1 more source

Integrative description of Macrobiotus porifini sp. nov. (Macrobiotidae) from Madagascar and its phylogenetic position within the hufelandi group

open access: yesThe European Zoological Journal, 2021
In this paper we applied an integrative taxonomy approach to describe a new tardigrade species from Madagascar. The description is based on morphological and morphometric data (using both light and scanning electron microscopy), combined with genetic ...
K. A. Kuzdrowska   +6 more
doaj   +1 more source

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