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Hokusenanno Group Takada et al., 1979
- Accretionary complex
- Deposition (Chert): Late Triassic (Conodonts)
- Deposition (Siliceous mudstone): Jurassic (Radiolarians)
- Deposition (Mudstone): Jurassic (Radiolarians)
- Jurassic
- Correlation: Maegase Formation, Imajo Complex
- Sedimentary facies: Marine
- Lithofacies (Upper): Sandstone
- Lithofacies (Middle): Interbedded sandstone and slate
- Lithofacies (Lower): Mudstone
- Lithofacies (Bottom): Siliceous mudstone
- Lithofacies (Minor): Chert
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Wakamiyadani valley - Sakosadani valley - Naoedani valley - Takidani valley, Yoro city, Yoro county, Gifu pref.; Yamazaki - Tashirogoe - Gobetto, Nanno town, Kaizu city, Gifu pref.; Tado town, Kuwana city, Mie pref.; Tado town, Kuwana city, Mie pref.; Inabe town - Hokuse town, Inabe city, Mie pref.
- Fossils (Radiolarians): Archaeodictyomitra sp., Archicapsa? spp., Eucyrtidiellum? sp., Hsuum sp., Parvicingula? sp., Stichocapsa sp., Tricolocapsa cf. plicarum
- Fossils (Conodonts): Epigondolella bidentata, Gondolella sp.
- Yoshida et al. (1991) Geology of the Kuwana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 154p. (in Japanese with English abstract 5p.)
- Takada et al. (1979) Geology of the Tsushima District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 56p. (in Japanese with English abstract 5p.)