Cyerce nigricans

Cyerce nigricans is a species of sacoglossan sea slug, a shell-less marine opisthobranch gastropod mollusk in the family Caliphyllidae.^[2]

Cyerce nigricans
Cyerce nigricans on Chlorodesmis fastigiata. Locality: Lizard Island, Great Barrier Reef. The length of the slug is about 4 cm.
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Heterobranchia informal group Opisthobranchia clade Sacoglossa clade Plakobranchacea
Superfamily:	Limapontioidea
Family:	Caliphyllidae
Genus:	Cyerce
Species:	C. nigricans
Binomial name
Cyerce nigricans (Pease, 1866)[1]

Distribution

This species occurs in the Pacific Ocean and the Indian Ocean.^[3]