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Sugizaki Formation Kondo in Oishi, 1933
Invalid synonym: Sugizaki Sandstone
- Type locality: Sugizaki, Furukawa town, Hida city, Gifu prefecture
- Coherent formation
- Late Jurassic, Tithonian - Early Cretaceous, Berriasian
- Contemporaneous heterotopic facies: Tochio Formation
- Sedimentary facies: Shallow marine
- Lithofacies: Arkose sandstone
- Lithofacies (Minor): Mudstone, Conglomerate
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Shimono - Nakano, Furukawa town, Hida city, Gifu pref.; Henpe valley - Kurabashira river, Kamitakara town, Takayama city, Gifu pref.; Arashiro river - Kiridani river - Yokamachi - Nishimonzen, Kokufu town, Takayama city, Gifu pref.
- Fossils: Ammonoids, Belemnoids, Echinoids
- Fossils (Bivalves): Inoceramus maedae, Nipponitrigonia furukawensis, Nuculana sp.
- Matsukawa et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.8, pp.417-437 DOI