Cephalopoda - Ceratitida - Proptychitidae

Alternative combinations: Ceratites buchianus, Xenodiscus buchianus

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 Prionolobus according to W. Waagen 1895

Sister taxa: Meekoceras (Prionolobus) waageni, Prionolobus atavus, Prionolobus compressus, Prionolobus hubeiensis, Prionolobus impressus, Prionolobus konincki, Prionolobus lucinus, Prionolobus ophioneus, Prionolobus ovalis, Prionolobus plicatilis, Prionolobus plicatus, Prionolobus rotundatus, Prionolobus sequens, Prionolobus undatus, Prionolobus welteri

Ecology: nektonic carnivore

Average measurements (in mm): shell width 9.00, shell diameter 41.0