Where: Azerbaijan (39.5° N, 45.2° E: paleocoordinates 2.8° S, 39.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Julfa Formation, Wuchiapingian (259.9 - 254.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified limestone

Size class: macrofossils

Primary reference: V. E. Ruzhentsev and T. G. Sarycheva. 1965. The Development and Change of Marine Organisms at the Palaeozoic-Mesozoic Boundary. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 108:1-431 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116766: authorized by Matthew Clapham, entered by Matthew Clapham on 11.09.2011

Creative Commons license: CC BY (attribution)