Where: Russian Federation (69.5° N, 129.0° E: paleocoordinates 63.4° N, 33.9° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Boguchan Formation, Wordian (266.9 - 264.3 Ma)
• Originally entered as Roadian, but the Boguchan Formation is Wordian according to Biakov et al. (2012).
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Preservation: cast, mold/impression
Primary reference: M. M. Astaf'yeva. 1988. Bivalved mollusks of the genus Kolymia. Paleontological Journal 22(1):17-26 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 101663: authorized by Matthew Clapham, entered by Matthew Clapham on 28.12.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
| Bivalvia | |
"Maitaia (Mytilidesmatella) acuta" = Atomodesma acuta
"Maitaia (Mytilidesmatella) acuta" = Atomodesma acuta Lutkevitch and Lobanova 1960 clam | |
"Kolymia (Cyrtokolymia) aurita" = Cyrtokolymia aurita, Kolymia (Kolymia) kasanenkoi, Kolymia (Kolymia) anaticula
"Kolymia (Cyrtokolymia) aurita" = Cyrtokolymia aurita Astaf'yeva 1988 clam
Kolymia (Kolymia) kasanenkoi Astaf'yeva and Kusnezov 1988 clam
Kolymia (Kolymia) anaticula Astaf'yeva 1988 clam | |