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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: Sugisaki - Shimono - Nakano - Nobuka - Nonaka, Furukawa town, Hida city, Gifu pref.; Henpe valley - Kurabashira river - Osaka pass, Kamitakara town, Takayama city, Gifu pref.; Arashiro river - Kiridani river - Yokamachi - Nishimonzen, Kokufu town, Takayama city, Gifu pref.; Kurigadani, Kawai town, Hida city, Gifu pref.
- Fossils: Ammonoids, Belemnoids, Echinoids
- Fossils (Shellfishes): Inoceramus maedae, Nipponitrigonia furukawensis, Nucula sp., Nuculana sp.
- Fossils (Plants): Cladophlebis sp., Coniopteris burjensis, Czekanowskia rigida, Podozamites lanceolatus
- Matsukawa et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.8, pp.417-437 DOI
- Nozawa et al. (1975) Geology of the Hida-Furukawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 79p. (in Japanese with English abstract 9p.)