Haeckel, 1892
Tentacles in 4 clusters, each cluster on one palmate pedalium, several tentacles in each cluster (except in youngest individuals); stomach pouches 4, each with two diverticula [Chirodropus gorilla; Chiropsalmus quadrumanus]. Distinctions between the genera are under revision. What follows is based on current published diagnoses.
Genus Chirodropus
Genus Chiropsalmus