original description
Perrier, R. (1898). Sur les Holothuries recueillies par le Travailleur et le Talisman. <em>Comptes rendus hebdomadaires des séances de l'Académie des sciences.</em> 126: 1664-1666. [details]
context source (Deepsea)
Gebruk A.V., Smirnov A.V., Rogacheva A.V. (2014). Deep-sea fauna of European seas: An annotated species check-list of benthic invertebrates living deeper than 2000 m in the seas bordering Europe. Holothuroidea. <i>Invertebrate Zoology</i>. Vol.11. No.1: 156–180 [in English]. [details] Available for editors 
[request]
basis of record
Hansson, H.G. (2001). Echinodermata, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i>. 50: pp. 336-351. (look up in IMIS) [details]
Unreviewed
Synonymy Probably a synonym of the Carribean P. agassizi Théel, according to Deichmann (in Mortensen, 1927). However, Billet, Hansen & Hugget, 1984, are of the opinion that the W atlantic P. gigantea (Pawson, 1976) probably is a synonym of P. grisea. [details]
From editor or global species database
Present 