Where: Russian Federation (75.0° N, 112.8° E: paleocoordinates 60.5° N, 14.7° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Czekanowskites decipiens ammonoid zone, Bithynian (247.2 - 242.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Preservation: mold/impression
Primary reference: A. S. Dagis, A. A. Dagis, and S. P. Ermakova. 1996. Triasovaya Fauna Severo-Vostoka Azii 1-232 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 107192: authorized by Matthew Clapham, entered by Matthew Clapham on 02.04.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
| Bivalvia | |
|
Hoernesia torta Popov 1964 oyster | |
|
Neoschizodus kolymensis Bychkov et al. 1976 clam | |
| Cephalopoda | |
|
Parapopanoceras paniculatum Popov 1961 ceratite | |
|
Czekanowskites decipiens Mojsisovics 1886 ceratite | |
|
Malletoptychites kotschetkovi Popov 1961 ceratite | |
? Arctonautilus zvetkovi n. sp., Arctonautilus migayi n. sp.
? Arctonautilus zvetkovi n. sp. Sobolev 1989
Arctonautilus migayi n. sp. Sobolev 1989 | |