[
Top
] [
Japanese
]
Astriclypeus sp., Sand dollar
genus Astriclypeus Verrill, 1867
Extinct species: Miocene - Present (23.0 - 0.0 Ma)
Habitat: Marine
Classification
kingdom Animalia,
phylum Echinodermata
,
class Echinoidea
, order Clypeasteroida, family Astriclypeidae
Distribution
Miocene:
Akita
,
Niigata
,
Ishikawa
,
Yamanashi
,
Ibaraki
,
Gifu
,
Okayama
Holocene:
Aichi
Investigation in progress:
Shizuoka
Subtaxa
A. integer
A. mannii