Popigay River, section 7, bed 2 (Cretaceous to of Russian Federation)

Where: Russian Federation (72.7° N, 108.1° E: paleocoordinates 74.4° N, 88.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Late/Upper Berriasian to Late/Upper Berriasian (145.0 - 136.4 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Collected by Bogomolov in 1984

Primary reference: Y. I. Bogomolov. 1989. Poliptikhity (Ammonity) i biostratigrafiya boreal'nogo Valanzhina. Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 696:1-199 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189641: authorized by Matthew Clapham, entered by Matthew Clapham on 04.11.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Rhynchonellida -
Rhynchonellida indet.
Rhynchonellida indet. Kuhn 1949
? Rudirhynchia (but unlikely)
Bivalvia
 Pectinida - Buchiidae
Buchia okensis, Buchia volgensis, Buchia uncitoides, Buchia inflata
Buchia okensis Pavlow 1907 scallop
Buchia volgensis Lahusen 1888 scallop
Buchia uncitoides Pavlow 1907 scallop
Buchia inflata Toula 1888 scallop
Cephalopoda
 Phylloceratida - Phylloceratidae
Partschiceras sp.
Partschiceras sp. Fucini 1920 ammonite
 Ammonitida - Polyptychitidae
"Euryptychites (Propolyptychites) sp." = Virgatoptychites (Propolyptychites), Tollia (Neotollia) klimovskiensis, Tollia (Tollia) sp., Surites (Bojarkia) mesezhnikowi
"Euryptychites (Propolyptychites) sp." = Virgatoptychites (Propolyptychites) Kemper 1964 ammonite
Tollia (Tollia) sp. Pavlow 1914 ammonite
Surites (Bojarkia) mesezhnikowi Shulgina 1969 ammonite