Platyctenidae is a family of

ctenophores Ctenophora (; : ctenophore ) is a phylum of marine invertebrates, commonly known as comb jellies, that marine habitats, inhabit sea waters worldwide. They are notable for the groups of cilia they use for swimming (commonly referred to as "combs ...

belonging to the order

Platyctenida Platyctenida, also known as benthic comb jellies, is an order of comb jellies in the class Tentaculata. Platyctenids display a generally benthic lifestyle in contrast to most ctenophores being largely pelagic. Platyctenids display widely differi ...

WoRMS 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 ...

Platyctenidae
/ref> Formerly, '' Tjalfiella'' Mortensen was classified in this familyTaku Komai
49. A New Remarkable Sessile Ctenophore
Proceedings of the Imperial Academy. 17(6): 216-220. Institute of Zoology, Kyoto Imperial University, June 12, 1941. but appears now to be a member of ist own family Tjalfiellidae.

Tjalfiellidae Komai, 1922
/ref>

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 ...

(WoRMS) does not list any (remaining) members of the family (as of Nov. 2021), though indicating it as validly published. Therefore it remains unclear if Platyctenidae might be a synonym of Tjalfiellidae.

References

Tentaculata Ctenophore families {{ctenophore-stub