Crucella Gutt, 1990

Thandar, Ahmed S., 2019, On some lesser known sea cucumbers in the Natural History Museum, UK (Echinodermata: Holothuroidea), Zootaxa 4688 (3), pp. 361-381 : 363

Genus Crucella Gutt, 1990

Diagnosis (amended from O’Loughlin et al. 2009). Body with narrowed tail, hard to parchment-like body wall; tentacles 10 with the ventral two reduced; tube feet evenly distributed around entire body; calcareous ring simple, without posterior prolongations; body-wall ossicles as crosses with four regular or irregular arms, small-knobbed perforated plates with or without a secondary mesh thickening and end spine; posterior body wall with multi-layered ossicles.

Type species. Thyone scotiae Vaney, 1906 .