Katwahi, crinoidal beds, Middle Productus-limestone, Salt Range (Permian of Pakistan)

Also known as Kathwai

Where: Pakistan (32.5° N, 72.2° E: paleocoordinates 43.1° S, 55.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• Beyond doubt from the middle division of the Productus-limestone formation

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, shelly/skeletal, white limestone

• White, splintery crinoidal limestone

Size class: macrofossils

Collected by A.B. Wynne

Primary reference: W. Waagen. 1881. Productus Limestone Fossils, Part III. Salt Range Fossils, Palaeontologia Indica, Series 13 1(3):185-328 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 119736: authorized by Matthew Clapham, entered by Matthew Clapham on 01.11.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Aviculopectinidae
Aviculopecten derajatensis Waagen 1881 scallop