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Kanita Formation (Iizuka, 1929) Uemura et al., 1959

• Type locality: Kanita, Sotogahama city, Higashitsugaru county, Aomori prefecture
• Coherent formation
• Pliocene (Shellfish fossils)

• Sedimentary facies: Marine
• Lithofacies: Interbedded tuffaceous sandstone, shale and mudstone
• Lithofacies (Minor): Tuff, Interbedded sandstone and conglomerate

• Thickness: 100 - 800 m
• Upper limit: Unconformity (Hamana Formation)
• Lower limit: Conformity (Fudotaki Formation)

• Distribution: Kanita, Sotogahama city, Higashitsugaru county, Aomori pref.
• Fossils: Brachiopods (Terebratulina sp.), Echinoids (Echinarachnius cfr. laganolithinus), Balanus sp., Pipe rocks
• Fossils (Shellfishes): Chlamys sp., Patinopecten yessoensis, Lima sp., Mactra sp., Spicula sachalinensis, Corbula sp., Glycymeris yessoensis, Yoldia sp., Anomia sp., Astarte sp. Clinocardium ciliatum, Saxidomus parparatus, Panope japonica, Mya arenaria, Dentalium sp., Neptunea sp., Natica janthostoma, Epitonium sp., Turritella sp., Acila sp., Yoldia notabilis, Yoldia sp., Glycymeris yessoensis, Crenella sp., Swiftopecten swiftii, Ostrea gigas, Venericardia ferruginea, Nemocardium sp., Serripes laperousii, Spisula cfr. hemphilli, Macoma cfr. nasuta, Macoma tokyoensis, Hiatella arctica, Entodesma sp., Thracia sp., Tectonatica janthostoma, Tectonatica sp., Buccinidae gen. et sp. indet, Crepidula sp.

• Uemura et al. (1959) Kanita, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 30p. (in Japanese with English abstract 5p.)
• Tsushima and Uemura (1959) Kodomari, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 45p. (in Japanese with English abstract 5p.)
• Saito and Uemura (1957) Horozuki, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 26p. (in Japanese with English abstract 7p.)