Scymnodon ichiharai Yano et Tanaka, 1984: a female of 124 cm TL, Suruga Bay. Ichihara-birodozame

Scymnodon ringens Bocage & Capello, 1864: knife tooth dogfish

Somniosus microcephalus (Bloch & Schneider, 1801): Greenland shark

Somniosus pacificus Bigelow & Schroeder, 1944: Onden-zame, Pacific sleeper shark

Somniosus rostratus (Risso, 1826): Kaeru-zame, Little sleeper shark

Centroscymnus Bocage & Capello, 1864

Centroscymnus coelolepis Bocage & Capello, 1864: Marubara-yumezame, Porchuguese dogfish

Oxynotus centrina (Linnaeus, 1758): Angular roughshark

Dalatiidae

Dalatias licha (Bonnaterre, 1788): Yoroizame, kitefin shark

Dalatias licha (Bonnaterre, 1788): a male of 114 cm TL, Tokyo Bay. Yoroizame, kitefin shark

Dalatias licha: male, 37 cm TL, Tokyo Bay

Isistius brasiliensis (Quoy & Gaimard, 1824): female, 31 cm TL, Kumano-nada. Darumazame, cookiecutter shark