Swas, rusty micaceous slab, Salt Range (Permian of Pakistan)

Where: Pakistan (32.7° N, 71.6° E: paleocoordinates 42.6° S, 55.8° E)

• coordinate based on nearby landmark

• hand sample-level geographic resolution

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

• Comes beyond any doubt from the limits between the middle and upper division of the Productus-limestone

• bed-level stratigraphic resolution

Environment/lithology: lithified, micaceous, red, sandy limestone

• Very hard, sandy, somewhat micaceous limestone of a rusty colour

Size class: macrofossils

Collected by Oldham

Primary reference: W. Waagen. 1884. Productus Limestone Fossils, Part IV, fas. 4. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):611-728 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 127469: authorized by Matthew Clapham, entered by Matthew Clapham on 15.05.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Aulostegidae
"Strophalosia horrescens" = Aulosteges horrescens
"Strophalosia horrescens" = Aulosteges horrescens de Verneuil 1845
 Strophomenida - Chonetidae
"Chonetes" compressa Waagen 1884
"somewhat less numerously"
 Strophomenida - Rugosochonetidae
"Chonetes strophomenoides n. sp." = Neochonetes (Sommeriella) strophomenoides
"Chonetes strophomenoides n. sp." = Neochonetes (Sommeriella) strophomenoides Waagen 1884
"in very great numbers"