Lower Himenoura Subgroup

[ Top ] [ Japanese ]

Lower Himenoura Subgroup

Coherent formation
Late Cretaceous, Santonian - Campanian (Inoceramus sp.)

Lithofacies: Mudstone

Lower Himeshima Subgroup
[ Upper ]
--------------
Amura Formation
--------------
Hinoshima Formation
~~~~~~~~~~~~~~
[ Lower ]

Himenoura Group (Amakusa-Kamishima island)
[ Upper ]
?--?--?--?--?-
Upper Himenoura Subgroup
--------------
Lower Himenoura Subgroup
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Uto peninsula, Kumamoto pref.; Amakusa-Kamishima island, Kamiamakusa city, Kumamoto pref.; Kamikoshikijima island - Nakakoshikijima island - Shimokoshikijima island, Koshikijima islands, Satsumasendai city, Kagoshima pref.; Nagashima island, Nagashima city, Izumi county, Kagoshima pref.
Fossils: Inoceramus sp.

Kojo et al. (2011) Jour. Geol. Soc. Japan, vol.117, no.7, pp.398-416 DOI