Iswarda, 5 miles SW of Asansol (Triassic to of India)

Where: West Bengal, India (23.6° N, 87.0° E: paleocoordinates 55.5° S, 60.2° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Panchet Formation, Induan to Induan (252.2 - 247.2 Ma)

• Panchet Formation yields a typical earliest Triassic vertebrate assemblage that can be correlated with the Lystrosaurus Assemblage Zone of South Africa

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; red shale and mudstone

Size class: macrofossils

Collected in 1957-1959; reposited in the GSI

Primary reference: C. Tripathi and P. P. Satsangi. 1963. Lystrosaurus fauna of the Panchet series of the Raniganj coalfield. Palaeontologia Indica 37:1-65 [H. Sims/J. Camp/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136560: authorized by Richard Butler, entered by Richard Butler on 30.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Therapsida - Lystrosauridae
Lystrosaurus murrayi Huxley 1859 dicynodont
GSI 17843, 17855, 17857, skulls and associated postcrania
Lystrosaurus murrayi Huxley 1859 dicynodont
GSI 17866, skull