''Peniagone'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of deep-sea

sea cucumber Sea cucumbers are echinoderms from the class Holothuroidea (). They are marine animals with a leathery skin and an elongated body containing a single, branched gonad. Sea cucumbers are found on the sea floor worldwide. The number of holothuria ...

s in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Elpidiidae Elpidiidae is a family of deep-sea sea cucumbers. They have a translucent body with long and stout podia acting like legs. The mouth is surrounded by thick and short oral tentacles, and the dorsal part often shows pairs of elongated podia as wel ...

. ''Peniagone wyvillii'' is the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

Species

The following species are recognised in the genus ''Peniagone'': *'' Peniagone affinis'' Théel, 1882 *'' Peniagone anamesa'' (Clark, 1920) *'' Peniagone azorica'' Marenzeller von, 1892 *'' Peniagone challengeri'' Théel, 1882 *'' Peniagone coccinea'' Rogacheva & Gebruk in Rogacheva et al., 2013 *'' Peniagone crozeti'' Cross & Gebruk in Cross et al., 2009 *'' Peniagone diaphana'' (Théel, 1882) *'' Peniagone dubia'' (D'yakonov & Savel'eva in D'yakonov et al, 1958) *'' Peniagone elongata'' (Théel, 1879) *'' Peniagone ferruginea'' Grieg, 1921 *'' Peniagone gracilis'' (Ludwig, 1894) *''

Peniagone herouardi ''Peniagone'' is a genus of deep-sea sea cucumbers in the family Elpidiidae. ''Peniagone wyvillii'' is the type species. Species The following species are recognised in the genus ''Peniagone'': *'' Peniagone affinis'' Théel, 1882 *'' Peniagone ...

'' Gebruk, 1988 *'' Peniagone horrifer'' Théel, 1882 *'' Peniagone incerta'' (Théel, 1882) *'' Peniagone intermedia'' Ludwig, 1893 *'' Peniagone islandica'' Deichmann, 1930 *'' Peniagone japonica'' Ohshima, 1915 *'' Peniagone leander'' Pawson & Foell, 1986 *'' Peniagone longipapillata'' Gebruk, 2008 *'' Peniagone lugubris'' Théel, 1882 *'' Peniagone marecoi'' Gebruk, 2008 *'' Peniagone mossmani'' Vaney, 1908 *''

Peniagone papillata ''Peniagone'' is a genus of deep-sea sea cucumbers in the family Elpidiidae. ''Peniagone wyvillii'' is the type species. Species The following species are recognised in the genus ''Peniagone'': *'' Peniagone affinis'' Théel, 1882 *'' Peniagone ...

'' Hansen, 1975 *''

Peniagone porcella ''Peniagone'' is a genus of deep-sea sea cucumbers in the family Elpidiidae. ''Peniagone wyvillii'' is the type species. Species The following species are recognised in the genus ''Peniagone'': *'' Peniagone affinis'' Théel, 1882 *'' Peniagone ...

'' R. Perrier, 1896 *''

Peniagone purpurea ''Peniagone'' is a genus of deep-sea sea cucumbers in the family Elpidiidae. ''Peniagone wyvillii'' is the type species. Species The following species are recognised in the genus ''Peniagone'': *'' Peniagone affinis'' Théel, 1882 *'' Peniagone ...

'' (Théel, 1882) *''

Peniagone thieli ''Peniagone'' is a genus of deep-sea sea cucumbers in the family Elpidiidae. ''Peniagone wyvillii'' is the type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subge ...

'' Gebruk, 1997 *'' Peniagone vedeli'' Hansen, 1956 *'' Peniagone vignoni'' Hérouard, 1901 *'' Peniagone vitrea'' Théel, 1882 *'' Peniagone willemoesi'' (Théel, 1882) *'' Peniagone wiltoni'' Vaney, 1908 *'' Peniagone wyvillii'' Théel, 1882

References

Holothuroidea genera Elpidiidae Taxa named by Johan Hjalmar Théel {{Holothuroidea-stub