Cephalopoda - Ceratitida - Proptychitidae
Alternative combinations: Ceratites lawrencianus, Ptychites lawrencianus
Full reference: L. G. de Koninck. 1863. Descriptions of some fossils from India, discovered by Dr. A. Fleming of Edinburgh. Quarterly Journal of the Geological Society of London 19:1-19
Belongs to Proptychites according to D. Ware and H. Bucher 2018
See also de Koninck 1863, Diener 1897, Griesbach 1880, Spath 1934, Waagen 1895 and Ware and Bucher 2018
Sister taxa: Proptychites aberrans, Proptychites ammonoides, Proptychites anomalus, Proptychites candidus, Proptychites discoides, Proptychites grandis, Proptychites intermedius, Proptychites kummeli, Proptychites latifimbriatus, Proptychites magnumbilicatus, Proptychites markhami, Proptychites mulleri, Proptychites newelli, Proptychites oldhamianus, Proptychites pagei, Proptychites plicatus, Proptychites rosenkrantzi, Proptychites scheibleri, Proptychites simplex, Proptychites subdiscoides, Proptychites subgrandis, Proptychites trilobatus, Proptychites wargalensis
Type specimen: Its type locality is Vurcha (probably actually Nammal Gorge), Salt Range, which is in a Dienerian carbonate limestone in the Ceratite Marls Formation of Pakistan
Average measurements (in mm): shell diameter 108.0
Distribution:
• Triassic of China (1 collection), India (5), Pakistan (7)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.