Also known as Loc. C of Kato (2001)
Where: Japan (36.3° N, 138.9° E: paleocoordinates 37.7° N, 137.3° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Itahana Formation, Late/Upper Miocene (11.6 - 5.3 Ma)
• STRATIGRAPHIC RELATIONS: From the Itahana Fm, of the Annaka Gp, which overlies the Haraichi Fm. AGE: Late Miocene, c. 11 Ma. STRATIGRAPHIC POSITION: From the lower unit of the Itahana Fm.
• bed-level stratigraphic resolution
Environment/lithology: coastal; unlithified, medium-grained, coarse, pebbly sandstone
Size class: macrofossils
Collection methods: COLLECTOR: Not stated in text. REPOSITORY: GMNH (Gunma Museum of Natural History).
Primary reference: Y. Kurihara and T. Kase. 2008. First record of the Northeastern Pacific patellogastropod genus Acmaea from the Miocene of Japan and its paleobiogeographic implications. The Veliger 50(1):39-47 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 89171: authorized by Austin Hendy, entered by Austin Hendy on 08.05.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Charonia sp. Gistel 1848 triton | |
"Kelletia sp." = Siphonalia (Kelletia)
"Kelletia sp." = Siphonalia (Kelletia) Fischer 1884 true whelk | |
Chlorostoma sp. Swainson 1840 top snail | |
Acmaea mitra Eschscholtz 1833 limpet |