''Hypsibius'' is a genus of

tardigrade Tardigrades (), known colloquially as water bears or moss piglets, are a phylum of eight-legged segmented micro-animals. They were first described by the German zoologist Johann August Ephraim Goeze in 1773, who called them . In 1776, th ...

s in the class

Eutardigrada Eutardigrada are a class of tardigrades (Tardigrada) without lateral appendages. Primarily freshwater bound, some species have secondarily gained the ability to live in marine environments ('' Halobiotus''). By cryptobiosis many species are able ...

Genome sequencing

The genome of ''Hypsibius dujardini'' has been sequenced. ''Hypsibius dujardini'' has a compact genome and a

generation time In population biology and demography Demography () is the statistical study of human populations: their size, composition (e.g., ethnic group, age), and how they change through the interplay of fertility (births), mortality (deaths), and mi ...

of about two weeks. It can be cultured indefinitely and cryopreserved. This sequenced strain has been redesignated ''Hypsibius exemplaris'' since 2018.

Species

The genus includes the following species: * '' Hypsibius allisoni'' Horning, Schuster and Grigarick, 1978 * '' Hypsibius americanus'' (Packard, 1873) * '' Hypsibius antonovae'' (Biserov 1990) * '' Hypsibius arcticus'' (Murray 1907) * '' Hypsibius biscuitiformis'' Bartos, 1960 * '' Hypsibius calcaratus'' Bartos, 1935 * '' Hypsibius camelopardalis'' Ramazzotti and Maucci, 1983 * '' Hypsibius conifer'' Mihelcic, 1938 * '' Hypsibius convergens'' (Urbanowicz, 1925) * ''

Hypsibius dujardini ''Hypsibius dujardini sensu lato'' is a species complex of tardigrade in the class Eutardigrada. A member of this complex, ''Hypsibius exemplaris'', is widely used for various research projects pertaining to evolutionary biology and astrobiology ...

'' (Doyère, 1840) * ''

Hypsibius exemplaris ''Hypsibius dujardini sensu lato'' is a species complex of tardigrade in the class Eutardigrada. A member of this complex, ''Hypsibius exemplaris'', is widely used for various research projects pertaining to evolutionary biology and astrobiology ...

'' (Gąsiorek, 2018) * '' Hypsibius fuhrmanni'' (Heinis, 1914) * '' Hypsibius giusepperamazzotti'' Sudzuki, 1975 * '' Hypsibius heardensis'' Miller, McInnes and Bergstrom, 2005 * '' Hypsibius hypostomus'' Bartos, 1935 * '' Hypsibius iharosi'' Bartos, 1941 * '' Hypsibius janetscheki'' Ramazzotti 1968 * '' Hypsibius klebelsbergi'' Mihelcic 1959 * '' Hypsibius macrocalcaratus'' Beasley, 1988 * '' Hypsibius maculatus'' Iharos, 1969 * '' Hypsibius marcelli'' Pilato, 1990 * '' Hypsibius microps'' Thulin, 1928 * '' Hypsibius morikawai'' Ito, 1995 * '' Hypsibius multituberculatus'' Pilato, Binda and Lisi, 2003 * '' Hypsibius novaezeelandiae'' Pilato and Binda, 1997 * '' Hypsibius pachyunguis'' Maucci, 1996 * '' Hypsibius pallidus'' Thulin, 1911 * '' Hypsibius pedrottii'' Bertolani, Manicardi and Gibertoni, 1987 * '' Hypsibius pradellii'' Bertolani and Rebecchi, 1996 * '' Hypsibius ragonesei'' Binda and Pilato, 1985 * '' Hypsibius roanensis'' Nelson and McGlothlin, 1993 * '' Hypsibius runae'' Bartos, 1941 * '' Hypsibius scaber'' Maucci, 1987 * '' Hypsibius scabropygus'' Cuénot, 1929 * '' Hypsibius septulatus'' Pilato, Binda, Napolitano and Moncada, 2004 * '' Hypsibius seychellensis'' Pilato, Binda and Lisi, 2006 * '' Hypsibius simoizumii'' Sudzuki, 1964 * '' Hypsibius stiliferus'' Abe, 2004 * '' Hypsibius thaleri'' Dastych, 2004 * '' Hypsibius vaskelae'' Tumanov * '' Hypsibius zetlandicus'' (Murray, 1907)

References

External links

Tardigrada Newsletter

Tardigrades – Pictures and Movies

The Edinburgh Tardigrade project

Tardigrades (English/German)
* Hypsibiidae Tardigrade genera Polyextremophiles Taxa named by Christian Gottfried Ehrenberg {{Tardigrade-stub