[ Top ] [ Japanese ]
Motoyama Formation
- Coherent formation
- Miocene (14.2, 13.3 Ma, FT)
- Sedimentary facies: Marine
- Jozankei valley
- [ Upper ]
- ?--?--?--?--?-
- Motoyama Formation
- ?--?--?--?--?-
- Jozankei Group
- ?--?--?--?--?-
- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Jozankei valley, Hokkaido
- Okamura et al. (2010) Jour. Geol. Soc. Japan, vol.116, no.4, pp.181-198 DOI
- Fossils: Mizuhopecten kimurai