Where: Russian Federation (74.6° N, 108.0° E: paleocoordinates 59.0° N, 20.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Bajarunia euomphala ammonoid zone, Spathian (251.3 - 247.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: N. I. Kurushin. 1992. Triasovye Paleogeterodontnye i Geterodontnye Dvustvorki Sibiri. Trudy Instituta Geologii i Geofiziki 742:1-86 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 97051: authorized by Matthew Clapham, entered by Matthew Clapham on 17.07.2010

Creative Commons license: CC BY (attribution)