Where: Russian Federation (72.9° N, 119.9° E: paleocoordinates 62.7° N, 19.9° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Keyserlingites subrobustus ammonoid zone, Spathian (251.3 - 247.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Collection methods: Repository: Institute for Geology and Geophysics, Novosibirsk (IGiG)
Primary reference: E. S. Sobolev. 1989. Triasovye nautilidy severo-vostochnoy Azii. Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 727:1-193 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 166613: authorized by Matthew Clapham, entered by Matthew Clapham on 19.02.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Phaedrysmocheilus involutus Sobolev 1989 nautiloid
Phaedrysmocheilus subaratus Keyserling 1847 nautiloid |