Akishima (Pleistocene of Japan)

Where: Tokyo, Japan (35.7° N, 139.4° E: paleocoordinates 36.0° N, 139.0° E)

• coordinate estimated from map

When: Komiya Formation (Kazusa Group), Early/Lower Pleistocene (2.6 - 0.8 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Primary reference: M. Oishi and Y. Hasegawa. 1995. A list of fossil cetaceans in Japan. The Island Arc 3:493-505 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 76022: authorized by Mark Uhen, entered by Mark Uhen on 08.11.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Proboscidea - Elephantidae
Stegodon aurorae3
 Cetacea - Physeteridae
Physeter sp.2
Physeter sp.2 Linnaeus 1758 sperm whale
88-1
 Cetacea -
Mysticeti indet.
Mysticeti indet. Cope 1891 whale
 Cetacea - Eschrichtiidae
Eschrichtius akishimaensis n. sp.1
Eschrichtius akishimaensis n. sp.1 Kimura et al. 2018 gray whale
 Artiodactyla - Cervidae
Cervus sp.3, Elaphurus shikamai3, Elaphurus tamaensis3, ? Elaphurus sp.3
Cervus sp.3 Linnaeus 1758 deer
Elaphurus shikamai3 Pere David's deer
Elaphurus tamaensis3 Pere David's deer
? Elaphurus sp.3 Milne-Edwards 1866 Pere David's deer
1Kimura et al. 2018; 2Kimura et al. 2023; 3Taru and Hasegawa 2002