Where: Azerbaijan (39.6° N, 45.1° E: paleocoordinates 2.7° S, 39.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collection methods: peel or thin section,

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 82252: authorized by Matthew Clapham, entered by Matthew Clapham on 25.07.2008

Creative Commons license: CC BY (attribution)