Polakkfjellet, bed 23 (Permian of Svalbard and Jan Mayen)

Where: Svalbard and Jan Mayen (77.2° N, 16.1° E: paleocoordinates 37.3° N, 16.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kapp Starostin Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Collected by G. Biernat, K. Birkenmajer in 1974

• Repository: Institute of Paleobiology of the Polish Academy of Sciences, Warszawa (ZPAL)

Primary reference: L. Karczewski. 1982. Some gastropods and bivalves from the Treskelodden and Kapp Starostin Formations, Hornsund region, Spitsbergen. Palaeontologica Polonica 43:97-105 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 145695: authorized by Matthew Clapham, entered by Matthew Clapham on 08.06.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Euomphalina - Euomphalidae
 Euomphalina - Omphalotrochidae
Babylonites sp. Yochelson 1956 snail
 Bellerophontida - Bellerophontidae
Bellerophon cf. vigilii Stache 1877 snail
 Cycloneritida - Trachyspiridae
"Trachyspira cf. delphinoides" = Trachyspira delphinuloides
"Trachyspira cf. delphinoides" = Trachyspira delphinuloides Gemmellaro 1889 snail
Bivalvia
 Pholadomyida - Edmondiidae
 Myalinida - Myalinidae
Liebea septifer King 1844 clam