3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Eomadrasites subnipponicus | |
|---|---|---|
|
|
||
| Author | Matsumoto, 1955 | |
| Reference | Jap. Jour. Geol. Geogr., Vol. 26, Nos. 1 - 2, p. 137, pl. 10, fig. 2a, a', b, text - fig. 8 | |
| Type specimen | Holotype: UMUT MM6877 (= GT. I - 3235) | |
| Type locality | Loc. T863, the Abeshinai Valley, Saku (Abeshinai) area, Nakagawa Town, northern Hokkaido (142^02'33" E, 44^41'31" N) | |
| Formation name | Unit IIa, Middle Yezo Group | |
| Age | Lower Cenomanian, Upper Cretaceous | |
| Remarks | ||