[
Top
] [
Japanese
]
Biman Gravel Bed
Coherent formation
Pleistocene?
Lower limit: Unconformity? (
Shibusan Formation
)
Distribution: Upper stream of Tokachi river, Hokkaido
Ishii et al. (2008) Jour. Geol. Soc. Japan, vol.114, no.7, pp.348-365
DOI