Holothuria atra

Holothuria atra (commonly known as Black sea cucumber)

Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Holothuroidea
Order:	Aspidochirotida
Family:	Holothuriidae
Genus:	Holothuria
Species:	H. atra
Binomial name
Holothuria atra Jaeger, 1833 [1]