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K5

• Accretionary complex
• middle - late Eocene

• Sedimentary facies: Marine
• Lithofacies (Upper): Mudstone
• Lithofacies (Upper, Minor): Gravel-bearing mudstone, Sandstone-bearing interbedded sandstone and mudstone
• Lithofacies (Lower: Mudstone-bearing interbedded sandstone and mudstone

• Thickness: 100 - 500 m or thicker

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Ukegawa - Kotsuka, Tanbe city, Wakayama pref.
• Fossils (Shellfishes): Pitar hataii, Pitar kotoi, Solemya muroensis

• Suzuki et al (1979) Geology of the Kurisugawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 54p. (in Japanese with English abstract 5p.)