Psolidae is a
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
of
sea cucumbers
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 holothurian ...
, marine animals with elongated bodies, leathery skins and tentacles that are found on the sea bed.
Description
Members of the family Psolidae are small and inconspicuous sea cucumbers found in crevices and under boulders. They have a crown of branched tentacles, calcareous plates on the skin of the trunk and a basal sole that can move across the substrate. Some genera have
papillae above but these are lacking in species of the genus ''
Psolus
''Psolus'' is a genus of sea cucumbers in the family Psolidae, marine animals with long bodies, leathery skins and tentacles, that inhabit the sea bed.
Species
The following species are recognised in the genus ''Psolus'':
*'' Psolus agulhasicu ...
''.
Marine Species Identification Portal
/ref>
List of genera
* '' Ceto'' Gistel, 1848 -- 1 species
* '' Echinopsolus'' Gutt, 1990 -- 4 species
* '' Ekkentropelma'' Pawson, 1971 -- 2 species
* '' Lissothuria'' Verrill, 1867 -- 9 species
* '' Neopsolidium'' Pawson, 1964 -- 2 species
* '' Psolidium'' Ludwig, 1887 -- 51 species
* ''Psolus
''Psolus'' is a genus of sea cucumbers in the family Psolidae, marine animals with long bodies, leathery skins and tentacles, that inhabit the sea bed.
Species
The following species are recognised in the genus ''Psolus'':
*'' Psolus agulhasicu ...
'' Jaeger, 1833 -- 55 species
Image:Ekkentropelma brychia (USNM 1081559).jpeg, '' Ekkentropelma brychia''
Image:Scarlet Dwarf Sea Cucumber (Lissothuria nutriens).jpg, '' Lissothuria nutriens''
Image:Psolidium tenue (USNM 1005859) 002.jpeg, '' Psolidium tenue''
Image:Psolus antarcticus (YPM IZ 055520).jpg, ''Psolus antarcticus
''Psolus'' is a genus of sea cucumbers in the family Psolidae, marine animals with long bodies, leathery skins and tentacles, that inhabit the sea bed.
Species
The following species are recognised in the genus ''Psolus'':
*'' Psolus agulhasicu ...
''
References
Echinoderm families
Dendrochirotida
{{Holothuroidea-stub