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Chlamydoselachus
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Family Chlamydoselachidae GARMAN, 1884

Chlamydoselachus anguineus Garman, 1884: a male of 136 cm TL; labuka, Frilled shark


Chlamydoselachus sp.: Upper Cretaceous, Lambert Formation Hornby Island, Canada

3.2 mm H
20120618


Hexanchus
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Order Hexanchiformes BUEN, 1926
Family Hexanchidae GRAY, 1851
Genus Hexanchus RAFINESQU, 1810
Hexanchu griseus (Bonnaterre, 1788): Kagurazame, Bluntnose sixgill shark


Hexanchus nakamurai Teng, 1962: Sirokagurazame, Bigeye sixgill shark



Hexanchus griseus (BONNATERRE, 1788)/ Hexanchus gigas SISMONDA, 1857: Pliocene, Huarra Formation, Caldera Site, Atacama Desert, Copiapo, Chile

30 mm W

Hexanchus griseus (BONNATERRE, 1788)/ Hexanchus gigas SISMONDA, 1857: Pliocene, Yorktown Formation, Beaufort County, North Carolina


Hexanchus griseus (BONNATERRE, 1788)/ Hexanchus andersoni JORDAN, 1907: Miocene, Round Mountain Formation, Kern County, CA



Notidanodon
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Order Hexanchiformes BUEN, 1926
Family Hexanchidae GRAY, 1851
Genus Notidanodon CAPPETTA, 1975

Notidanodon lanceolatus (WOODWARD, 1886): Albian, Stary Oskol, Belgorod Region, Russia




Notorhynchus/"Notidanus"
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Genus Notorhychus AYRES, 1855

Notorhynchus cepedianus (PÉRON, 1807)/ N. primigenius (AGASSIZ, 1843)/ N. kempi WARD, 1979: Pliocene, Yorktown Formation (unit 1)Beaufort County, North Carolina

23.5 mm W

Notorhynchus cepedianus (PÉRON, 1807): Langhian, Pungo River Formation, Beaufort County, North Carolina Langhian, Calvert Formation, Calvert Cliffs, Calvert County, MD


Notorhynchus cepedianus (PÉRON, 1807): Chattian, Weinheim, Alzey, Germany

30 mm W

Notorhynchus serratissimus (AGASSIZ, 1844): Bartonian, Shorym Formation, Kujulus, Mangyshlak, Kazakhstan, Bartonian, Tusbair Mangyshlak, Kazakhstan



Weltonia
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Genus Weltonia WARD, 1979

Weltonia ancistrodon (ARAMBOURG, 1952): Thanetian, Khouribga, Morocco

13.5 mm W


Heptranchias
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Genus Heptranchias RAFINESQUE, 1810

Heptranchias perlo Bonnaterre, 1788: Edo-aburazame, Sharpnose sevengill shark


Heptranchias sp.: Ypressian, Khouribga Oued Zem Region, Morocco

16 mm W


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20120120 Fumio Nakagawa

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