Where: Afghanistan (33.8° N, 67.6° E: paleocoordinates 27.3° S, 60.5° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Neoschwagerina schuberti foram zone, Chohan Formation, Roadian (272.3 - 268.8 Ma)
• Upper part of Chohan Formation with Neoschwagerina schuberti (Leven, 1997)
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; limestone
Size class: macrofossils
Primary reference: H. Termier, G. Termier, and A.F. Lapparent. 1973. Grands bivalves récifaux du Permian supérieur de l'Afghanistan central. Annales de la Société Géologique du Nord 93(1):75-80 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 81401: authorized by Matthew Clapham, entered by Matthew Clapham on 21.06.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Stenolaemata | |
Cyclotrypa sp. Ulrich 1896 | |
Streblotrypa (Streblascopora) marmionensis Etheridge 1926 | |
Alternifenestella sayensis Termier and Termier 1971 | |
Bivalvia | |
"Alatoconcha vampyra" = Shikamaia (Alatoconcha) vampyra
"Alatoconcha vampyra" = Shikamaia (Alatoconcha) vampyra Termier et al. 1973 clam |