Cephaloscyllium

Schaaf-Da, Jayna A. & Ebert, David A., 2008, A revision of the western North Pacific swellsharks, genus Cephaloscyllium Gill 1862 (Chondrichthyes: Carcharhiniformes: Scyliorhinidae), including descriptions of two new species, Zootaxa 1872, pp. 1-28 : 25

Key to the Cephaloscyllium Species in the WNP

1. Lateral blotch between the pectoral and pelvic fins in juveniles absent, intense mottling and white spots in adult coloration, maximum size greater than 1000 mm TL ...................................................... C . umbratile

- Lateral blotch between the pectoral and pelvic fins in juveniles present, no mottling or white spots in adult coloration, maximum size less than 500 mm TL.........................................................................................2

2. Lateral blotch dark and prominent throughout growth, dorsal saddles closed, first dorsal-fin origin close to or opposite pelvic-fin origin........................................................................................................................3 Size and sexual maturity. Unknown at present.