Colochirus

Colochirus is a genus of sea cucumbers in the family Cucumariidae.

Species
The World Register of Marine Species lists the following species:
 * Colochirus crassus Ekman, 1918
 * Colochirus cylindricus Semper, 1867
 * Colochirus pusillus Helfer, 1912
 * Colochirus quadrangularis Troschel, 1846
 * Colochirus robustus Östergren, 1898