Alternative spelling: Meekoceratida
Parent taxon: Meekoceratina according to Y. D. Zakharov and N. Moussavi Abnavi 2013
See also Shigeta and Zakharov 2009 and Spath 1934
Sister taxa: none
Subtaxa: Albanitidae Arctoceratidae Dieneroceratidae Inyoitidae Melagathiceratidae Mullericeratidae Prionitidae Proptychitidae
Ecology: nektonic carnivore
Distribution:
• Triassic of Afghanistan (14 collections), Albania (5), Australia (4), Canada (91: Alberta, British Columbia, Nunavut), China (248), Croatia (1), East Timor (1), Greece (10), Greenland (31), India (102), Indonesia (19), Iran (3), Italy (7), Japan (6), Kazakhstan (7), Madagascar (3), Malaysia (1), Mongolia (1), Nepal (2), Norway (18), Oman (43), Pakistan (107), Romania (2), the Russian Federation (167), Serbia and Montenegro (1), Svalbard and Jan Mayen (48), Tajikistan (4), United States (113: Alaska, California, Idaho, Nevada, Utah, Washington), Vietnam (18)
• Permian to Triassic of the Russian Federation (1)
• Permian of Iran (1)
• Cambrian of United States (1: New York)
Total: 1080 collections including 2268 occurrences