Monobegawa Group

It distributes in Kurosegawa Belt in the geographical point of view.

Coherent formation
Cretaceous
Correlation: Sanchu Graben

Sedimentary facies: Terrestrial
Lithofacies: Wacke sandstone

Upper limit: Unknown
Lower limit: Conformity (Ryoseki Group), Unconformity (Northern Chichibu Belt)

Monobegawa Group (northern Yuasa, Wakayama pref.)
[ Upper ]
~~~~~~~~~~~~~~
Nishihiro Formation
~~~~~~~~~~~~~~
Arida Formation
--------------
[ Lower ]

Monobegawa Group (southern Yuasa, Wakayama pref.)
[ Upper ]
~~~~~~~~~~~~~~
Izeki Formation
~~~~~~~~~~~~~~
Arida Formation
--------------
[ Lower ]

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

Distribution: Kochi pref.
Fossils: North tethyan
Fossils (Bivalves): Nanonavis yokoyamai

Miyake et al. (2015) Jour. Geol. Soc. Japan, vol.121, no.12, pp.447-462, DOI
Terabe and Matsuoka (2009) Jour. Geol. Soc. Japan, vol.115, no.3, pp.130-140 DOI
Hirayama and Tanaka (1956) Todorogi, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 37p. (in Japanese with English abstract 11p.)
Hirayama and Tanaka (1956) Kainan, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 62p. (in Japanese with English abstract 12p.)