Makinohama Sandstone Member

Type locality: Zauhana, Ishinomaki city, Miyagi prefecture
Coherent formation
Jurassic

Sedimentary facies: Fluvial
Sedimentary facies: River channel, Natural levee, Flood plain
Lithofacies: Interbedded sandstone and shale
Lithofacies (Minor): Conglomerate
Sedimentary structures: Cross stratification, Parallel stratification, Sole marks

Thickness: 280 - 400 m or thicker
Upper limit: Conformity (Kozumi Shale Member)
Lower limit: Conformity (Kitsunesaki Sandstone and Shale Member)

Makinohama Sandstone Member
[ Upper ]
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Shirahama Conglomerate
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[ Lower ]

Oginohama Formation
[ Upper ]
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Fukkiura Shale and Sandstone Member
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Kozumi Shale Member
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Makinohama Sandstone Member
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Kitsunesaki Sandstone and Shale Member
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[ Lower ]

Ojika Group
[ Upper ]
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Ayukawa Formation
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Oginohama Formation
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Tsukinoura Formation
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[ Lower ]

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

Distribution: Zauhana - Oginohama - Makinosaki - Shirahama - Aji island, Ishinomaki city, Miyagi pref.; Gobuura, Onagawa city, Oshika county, Miyagi pref.
Fossils (Plants): Cladophlebis argita, Cladophlebis argutula, Cladophlebis browniana, Cladophlebis denticulata, Cladophlebis (Eboracia?) lobifolia, Coniopteris? sp., Cupressinocladus koyatoriensis, Dadoxylon cf. pseudoparenchymatcotus, Dadoxylon cf. japonicum, Equisetites phillipsi, Elatocladus sp., Nilssonia orientalis, Onychiopsis elegans, Onychiopsis elongata, Pagiophyllum sp., Podozamites lanceolatus?, Ptelophyllum cf. harrisi, Ptilophyllum cf. cutchense, Ptilophyllum hislopi, Ptilophyllum pecten, Sogenopteris? sp., Sphenopteris goeperti, Taeniopteris sp., Torreya? sp., Zamiophyllum buchianum

Takizawa et al. (1987) Geology of the Yoriiso District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 74p. (in Japanese with English abstract 5p.)
Takizawa et al. (1984) Geology of the Ishinomaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 103p. (in Japanese with English abstract 7p.)
Takizawa et al. (1974) Geology of the Kinkasan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 62p. (in Japanese with English abstract 5p.)