Cephalopoda - Ceratitida - Ophiceratidae
Parent taxon: Meekocerataceae according to D. Ware and H. Bucher 2018
See also Shigeta and Zakharov 2009, Spath 1934, Tongtherm et al. 2016, Tozer 1994 and Ware and Bucher 2018
Sister taxa: Byrrangoceratidae, Flemingitidae, Gyronitidae
Subtaxa: Discophiceras Ghazalaites Kyoktites Lytophiceras Ophiceras Protophiceras Shangganites Vishnuites Wordieoceras
Ecology: nektonic carnivore
Distribution:
• Triassic of Armenia (9 collections), Australia (1), Azerbaijan (14), Canada (18: Nunavut), China (123), Greenland (172), India (33), Indonesia (4), Iran (6), Japan (1), Madagascar (1), Myanmar (1), Oman (14), Pakistan (21), the Russian Federation (18), Svalbard and Jan Mayen (6), Thailand (2), United States (6: Alaska, California, Montana, Nevada), Vietnam (1)
• Permian of Pakistan (2)
Total: 453 collections including 725 occurrences