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Makino Pebbly Mudstone Member Itoigawa, 1961

• Type locality: Makinogawa river, Shimoawa, Iga city, Mie prefecture
• Coherent formation
• First Seto Inland Sea
• Sedimentary basin in island arc
• Miocene

• Sedimentary facies: Marine
• Depth of water: Deeper than Hiramatsu Sandstone and Siltstone Member
• Lithofacies (Upper): Mudstone
• Lithofacies (Lower): Gravel-bearing mudstone

• Thickness: ca. 40 - 100 m
• Thickness (Upper): 30 m
• Thickness (Lower): 70 m
• Lower limit: Conformity (Hiramatsu Sandstone and Siltstone Member)

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

• Distribution: Makinogawa river, Shimoawa - Sakage, Iga city, Mie pref.
• Fossils (Shellfishes): Anadara abdita, Megasurcula osawanoensis, Portlandia tokunagai, Turritella s-hataii
• Fossils (Foraminifera): Globigerina angustiumbilicata, Globigerina falconensis, Globigerina praebulloides praebulloides, Globigerina praebulloides pseudociperoensis, Globigerina woodi, Globigerinella praesiphonifera, Globigerinita glutinata, Globigerinoides japonicus, Globigerinoides obliquus, Globigerinoides quadrilobatus immaturus, Globigerinoides quadrilobatus sacculifer, Globigerinoides quadrilobatus trilobus, Globigerinoides sicanus, Globigerinoides subquadratus, Globoquadrina altispira, Globoquadrina baroemoenensis, Globoquadrina dehiscens, Globoquadrina venezuelana, Globorotalia mayeri, Globorotalia obesa, Globorotalia peripheroronda, Globorotalia quinifalcata, Globorotalia scitula praescitula, Globorotalia semivera, Globorotaloides suteri, Neogloboquadrina continuosa, Praeorbulina transitoria, Prosphaeroidinella disjuncta

• Yoshida et al. (1995) Geology of the Tsu-Seibu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 136p. (in Japanese with English abstract 6p.)