Unzha River Basin (Triassic of Russian Federation)

Where: Kostroma, Russian Federation (58.7° N, 44.6° E: paleocoordinates 33.1° N, 33.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Rybinsk Formation (Vetluga Group), Olenekian (251.2 - 247.2 Ma)

• "Early Triassic (Lower Olenekian)" (Damiani 2001)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: R. J. Damiani. 2001. A systematic revision and phylogenetic analysis of Triassic mastodonsauroids (Temnospondyli: Stereospondyli). Zoological Journal of the Linnean Society 133(4):379-482 [J. Mueller/T. Liebrecht]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 197697: authorized by Alex Dunhill, entered by Bethany Allen on 22.11.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

 Temnospondyli -
Benthosuchus bystrowi n. sp. Getmanov 1989 tetrapod
PIN 3783/1 (holotype), complete skull, now lost