Sakuradani Area, Kochigatani Group, Shikoku (Triassic of Japan)

Where: Tokushima, Japan (33.8° N, 134.3° E: paleocoordinates 42.4° N, 118.3° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Kochigatani Group, Carnian (237.0 - 228.0 Ma)

• Lower part of Kochigatani Group

• formation-level stratigraphic resolution

Environment/lithology: marine; sandstone

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: I. Hayami. 1975. A systematic survey of the Mesozoic Bivalvia from Japan. The University Museum, The University of Tokyo, Bulletin (10) [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 40478: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 24.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pectinoidae
Tosapecten suzukii scallop
subsp. suzukii
 Pectinida - Limidae
 Pectinida - Oxytomidae
 Pectinida - Monotidae
 Ostreida - Halobiidae
 Mytilida - Mytilidae
Falcimytilus nasai Kobayashi and Ichikawa 1950 mussel
 Carditida - Astartidae
 Carditida - Cardiniidae
 Unionida - Pachycardiidae
 Trigoniida - Myophoriidae
 Trigoniida - Trigoniidae
 Nuculida - Nuculidae
"Nuculopsis (Palaeonucula) aff. expansa" = Palaeonucula, Trigonucula sakawana
"Nuculopsis (Palaeonucula) aff. expansa" = Palaeonucula nut clam
 Protobranchia - Malletiidae