• Cretaceous of Antarctica (11 collections), Argentina (41), Canada (2: British Columbia), Chile (28), India (3), Japan (10), Mexico (1), New Zealand (1), Peru (1), South Africa (3), Spain (1), Turkmenistan (1), Ukraine (13), the United Kingdom (14), Yemen (1)

• Jurassic to Cretaceous of Antarctica (15), Argentina (1), Chile (4), Japan (1)

• Jurassic of Antarctica (11), Argentina (47), Canada (102: Alberta, British Columbia, Yukon, Yukon Territory), Chile (69), China (1), Cuba (1), France (36), Germany (7), Greenland (12), India (18), Iran (5), Japan (27), Kenya (1), Luxembourg (4), Madagascar (3), Mexico (10), New Zealand (32), Peru (1), Poland (2), Portugal (24), Somalia (1), Spain (34), Switzerland (2), Tanzania (9), Thailand (3), Tunisia (2), the United Kingdom (73), United States (125: Alaska, California, Montana, Nevada, Oregon, Texas, Utah, Wyoming), Vietnam (1)

• Triassic of United States (8: Nevada, Oregon)

Total: 823 collections including 966 occurrences