Where: Punjab, Pakistan (33.0° N, 71.2° E: paleocoordinates 40.3° S, 56.4° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Kathwai Member (Mianwali Formation), Changhsingian (254.2 - 252.2 Ma)
• Lowest 6 inches of Dolomite Unit (lowest unit of Kathwai Member) were collected.
• bed-level stratigraphic resolution
Environment/lithology: marine; dolomitic, shelly/skeletal, gray limestone
Size class: macrofossils
Primary reference: R. E. Grant. 1970. Brachiopods from the Permian-Triassic boundary beds and age of Chhidru Formation, West Pakistan. Department of Geology, University of Kansas Special Publication 4:117-151 [D. Bottjer/M. Clapham/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 41564: authorized by David Bottjer, entered by Matthew Clapham on 16.07.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
Orthotetidae indet. Waagen 1884 | |
Ombonia sp., "Orthothetina cf. arakeljani" = Meekella arakeljani
Ombonia sp. Caneva 1906
"Orthothetina cf. arakeljani" = Meekella arakeljani Sokolskaja 1965 | |
? Derbyia sp. Waagen 1884 | |
Spinomarginifera kathwaiensis2 Waterhouse and Gupta 1983 | |
"Linoproductus periovalis" = Schrenkiella periovalis2
"Linoproductus periovalis" = Schrenkiella periovalis2 Waterhouse and Gupta 1983 | |
"Lyttonia sp." = Leptodus
"Lyttonia sp." = Leptodus Kayser 1883 | |
Rhynchonellata | |
Orthotichia sp. Hall and Clarke 1892 | |
Enteletes "sp. 2" Waldheim 1825 | |
Martinia acutomarginiformis2 Waterhouse and Gupta 1983 | |
Spirigerella sp. Waagen 1883 | |
Whitspakia "sp. 2" Stehli 1964 | |
Lingulata | |
Lingularia sp.1 Biernat and Emig 1993 |