Where: Russian Federation (42.8° N, 132.9° E: paleocoordinates 39.8° N, 110.8° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Lyudyanza Formation, Changhsingian (254.2 - 252.2 Ma)

• Upper Nakhodka

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified reef rocks

Size class: macrofossils

Primary reference: E. V. Boiko, G. V. Belyaeva, and I. T. Zhuravleva. 1991. Sphinktozoa Phanerozoya Territorii SSSR [Phanerozoic Sphinctozoa of the Territory of the USSR] 1-224 [W. Kiessling/B. Brenneis/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 102517: authorized by Matthew Clapham, entered by Matthew Clapham on 16.01.2011

Creative Commons license: CC BY (attribution)