''Labidodemas'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of marine

sea cucumber Sea cucumbers are echinoderms from the class (biology), class Holothuroidea ( ). They are benthic marine animals found on the sea floor worldwide, and the number of known holothuroid species worldwide is about 1,786, with the greatest number be ...

s in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Holothuriidae Holothuriidae is a Family (biology), family of sea cucumbers, a type of echinoderm. Description Members of the family Holothuriidae have thick fleshy bodies and several rows of tube feet which are used for moving around and for adhering to the s ...

. The genus was erected by

Emil Selenka Emil Selenka (27 February 1842 – 20 February 1902) was a German zoologist. He is known for his research on invertebrates and apes and the scientific expeditions he organized to Southeast Asia and South America. Life Selenka was born on 27 Feb ...

in 1867.

Species

The

World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...

recognises the following species: * '' Labidodemas americanum'' Deichmann, 1938 * '' Labidodemas maccullochi'' (Deichmann, 1958) * '' Labidodemas pertinax'' (Ludwig, 1875) * '' Labidodemas pseudosemperianum'' Massin, Samyn & Thandar, 2004 * '' Labidodemas quadripartitum'' Massin, Samyn & Thandar, 2004 * '' Labidodemas rugosum'' (Ludwig, 1875) * '' Labidodemas semperianum'' Selenka, 1867 * '' Labidodemas spineum'' Massin, Samyn & Thandar, 2004 Image:Labidodemas pertinax.jpg, '' Labidodemas pertinax'' Image:Labidodemas rugosum.jpg, '' Labidodemas rugosum'' Image:Labidodemas semperianum - Queensland 01.jpg, '' Labidodemas semperianum''

References

Holothuriidae Holothuroidea genera Taxa named by Emil Selenka {{Holothuroidea-stub