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Paraorthacodus
ver. 1.2
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Order Synechodontiforms DUFFIN et WARD, 1993
Family Palaeospinacidae REGAN, 1906
Genus Paraorthacodus GLÜCKMAN, 1957

Paraorthacodus clarki (EASTMAN, 1901) / P. eoceanus (LERICHE, 1902): Thanetian, Aquia Formation, Belevidere Beach, King Georges County, Virginia

11 mm W 20111127
Paraorthacodus sp.: Maastrichtian, Lambert Formation, Hornby Island, Canada

16 mm W
Paraorthacodus nerviensis (LERICHE, 1929): Santonian, Tyk-Butak, E. Mangyshlak Peninsula, W. Kazakhstan

Paraorthacodus sp.: Albian, Stary Oskol, Belgorod Region
11 mm W20111127

Synechodus
ver. 1.1



Order Synechodontiforms DUFFIN et WARD, 1993
Family Palaeospinacidae REGAN, 1906
Genus Synechodus WOODWARD, 1888

Synechodus lerichei HERMAN, 1977: Santonian, Tyk-Butak, E. Mangyshlak Peninsula, W. Kazakhstan


Synechodus tennis WOODWARD, 1889: Upper albian, Kolbay, W. Mangyshlak Peninsula, Kazakhstan


Synechodus sp.: Upper albian, Stary Oskol, Belgorod region

9 mm H 20111127
synechodus sp.: Volgian age, Middle substage (Upper Jurassic), Voskresensk, Moscow region

3.5 mm H 20120520

20110914
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Fumio Nakagawa

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