Mengilyakh Creek Bed 30 (Triassic of Russian Federation)

Where: Siberia, Russian Federation (72.8° N, 121.0° E: paleocoordinates 63.0° N, 19.6° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Pastanakhskaya/Ystannakhskaya Formation, Olenekian (251.2 - 247.2 Ma)

Environment/lithology: marine; black, calcareous mudstone

• Black mudstone with large calcareous nodules 0.4 m

Primary reference: Y. D. Zakharov. 2007. Examples of Late Olenekian invertebrate successions: Paper 2. Arctic Siberia (Mengilyakh Creek). Albertiana 35:52-58 [A. McGowan/A. McGowan/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 72360: authorized by Alistair McGowan, entered by Alistair McGowan on 01.06.2007, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

 Lingulida - Lingulidae
Lingularia sp. Biernat and Emig 1993
 Protobranchia -
Palaeoneilo sp. Hall and Whitfield 1869 clam
 Ceratitida - Prionitidae
Nordophiceras schmidti Mojsisovics 1886 ceratite
 Ceratitida - Sibiritidae
Olenikites spiniplicatus Mojsisovics 1886 ceratite