Iwaki (Pliocene of Japan)

Where: Fukushima, Japan (37.1° N, 140.9° E: paleocoordinates 37.8° N, 140.1° E)

• coordinate estimated from map

When: Yotsukura Formation, Zanclean (5.3 - 3.6 Ma)

• early early Pliocene

Environment/lithology: shallow subtidal; lithology not reported

• shallow marine, little life, possibly anoxic

Size class: macrofossils

Preservation: original phosphate

Primary reference: H. Ichishima, E. Sato, T. Sagayama and M. Kimura. 2006. the oldest record of Eschrichtiidae (Cetacea: Mysticeti) from the Late Pliocene, Hokkaido, Japan. Journal of Paleontology 80(2):367-379 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 75426: authorized by Mark Uhen, entered by Mark Uhen on 09.10.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Cetacea - Balaenidae
Balaenidae indet. Gray 1821 right whale
 Carnivora - Odobenidae
Odobenini indet. Allen 1880 walrus