According to Solis-Marin (2003) validity of this genus is doubtful.
Solís-Marín, FA. (2003). Systematics and phylogeny of the holothurian family Synallactidae (Bathyplotes, Mesothuria, Isistichopus fuscus, Deima validum, Paroriza prouhoi). Diss Abstr Int 65:109.