''Protelpidia'' is a
monotypic
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...
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 cucumbers.
Species
There is one species recognised in the genus ''Protelpidia:''
* ''
Protelpidia murrayi''
Théel, 1879
References
{{Holothuroidea-stub
Elpidiidae