Where: Kumamoto, Japan (32.5° N, 130.0° E: paleocoordinates 41.5° N, 120.9° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Himenoura Group, Santonian (86.3 - 83.6 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; siliciclastic sediments
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 39567: authorized by Martin Aberhan, entered by Sabine Nürnberg on 31.05.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Glycymeris (Glycymerita) amakusensis" = Glycymerita, "Glycymeris (Glycymerita) himenourensis" = Glycymerita
"Glycymeris (Glycymerita) amakusensis" = Glycymerita clam
"Glycymeris (Glycymerita) himenourensis" = Glycymerita clam | |
"Inoceramus (Sphenoceramus) orientalis" = Sphenoceramus orientalis, Inoceramus (Sphenoceramus) naumanni, Inoceramus (Inoceramus) amakusensis, "Inoceramus (Cataceramus) japonicus" = Cataceramus
Inoceramus (Sphenoceramus) naumanni Yokoyama 1890 clam
Inoceramus (Inoceramus) amakusensis Nagao and Matsumoto 1940 clam
"Inoceramus (Cataceramus) japonicus" = Cataceramus clam | |
? Lucina sp. Bruguière 1797 clam | |
"Apiotrigonia (Heterotrigonia) granosa" = Megatrigonia (Apiotrigonia), "Apiotrigonia (Heterotrigonia) himenourensis" = Megatrigonia (Apiotrigonia), Apiotrigonia (Apiotrigonia) minor, Apiotrigonia (Apiotrigonia) obliquecostata
"Apiotrigonia (Heterotrigonia) granosa" = Megatrigonia (Apiotrigonia) clam
"Apiotrigonia (Heterotrigonia) himenourensis" = Megatrigonia (Apiotrigonia) clam Santonian or Campanian
| |
"Nucula (Leionucula) formosa" = Leionucula
"Nucula (Leionucula) formosa" = Leionucula nut clam |