East of pt 2263, ESE of Chhidru, Derbyia hemisphaerica zone, Salt Range (Permian of Pakistan)

Where: Pakistan (32.5° N, 71.9° E: paleocoordinates 42.9° S, 55.6° E)

• coordinate stated in text

• outcrop-level geographic resolution

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

• Fossiliferous sandstone, zone of Derbyia hemisphaerica

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Collection methods: Repository: Geological Survey of India

Primary reference: F. R. C. Reed. 1944. Brachiopoda and Mollusca from the Productus limestones of the Salt Range. Palaeontogica Indica, Memoirs of the Geological Survey of India, New Series 23(2):1-596 [P. Wagner/P. Wagner/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 126932: authorized by Matthew Clapham, entered by Matthew Clapham on 20.04.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Orthotetida - Derbyiidae
"Derbyia (Plicatoderbyia) plicatella" = Derbyia plicatella, Derbyia hemisphaerica
"Derbyia (Plicatoderbyia) plicatella" = Derbyia plicatella Waagen 1884
K34.90
Derbyia hemisphaerica Waagen 1884
K34.89, 91
Cephalopoda
 Nautilida - Grypoceratidae
Stearoceras immane Reed 1931
K34.92