Where: Kochi, Japan (33.5° N, 133.3° E: paleocoordinates 40.4° N, 112.2° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Zohoin Group, Ladinian (242.0 - 237.0 Ma)
• group-level stratigraphic resolution
Environment/lithology: marine; black, gray mudstone and 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 40470: authorized by Martin Aberhan, entered by Sabine Nürnberg on 24.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
| Bivalvia | |
Daonella alta, Daonella iwayai, Daonella pectinoides, Daonella asymmetrica, Daonella hiratai, Daonella kotoi, "Daonella sakawana" = Daonella (Arzelella) sakawana, "Daonella indica" = Daonella (Arzelella) indica, "Daonella cf. spitiensis" = Daonella (Arzelella) spitiensis, Daonella tenuistriata, Daonella densisulcata
Daonella alta oyster
Daonella iwayai oyster
Daonella asymmetrica oyster
Daonella hiratai oyster
Daonella kotoi von Mojsisovics 1888 oyster
"Daonella sakawana" = Daonella (Arzelella) sakawana von Mojsisovics 1888 oyster
"Daonella indica" = Daonella (Arzelella) indica Bittner 1899 oyster
"Daonella cf. spitiensis" = Daonella (Arzelella) spitiensis Bittner 1899 oyster
Daonella tenuistriata Hyatt 1892 oyster
Daonella densisulcata Yabe and Schimizu 1927 oyster | |