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 tenuistriata, Daonella densisulcata, "Daonella sakawana" = Daonella (Arzelella) sakawana, "Daonella cf. spitiensis" = Daonella (Arzelella) spitiensis, "Daonella indica" = Daonella (Arzelella) indica, Daonella kotoi
Daonella alta oyster
Daonella iwayai oyster
Daonella asymmetrica oyster
Daonella hiratai oyster
Daonella tenuistriata Hyatt 1892 oyster
Daonella densisulcata Yabe and Schimizu 1927 oyster
"Daonella sakawana" = Daonella (Arzelella) sakawana von Mojsisovics 1888 oyster
"Daonella cf. spitiensis" = Daonella (Arzelella) spitiensis Bittner 1899 oyster
"Daonella indica" = Daonella (Arzelella) indica Bittner 1899 oyster
Daonella kotoi von Mojsisovics 1888 oyster |