• Cretaceous of Antarctica (11 collections), Argentina (41), Canada (2: British Columbia), Chile (28), India (3), Japan (9), Mexico (1), New Zealand (1), Peru (1), South Africa (3), Spain (1), Turkmenistan (1), Ukraine (13), the United Kingdom (14), Yemen (1)

• Heterian of New Zealand (8)

• Temaikan of New Zealand (5)

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

• Jurassic of Antarctica (11), Argentina (48), Canada (102: Alberta, British Columbia, Yukon, Yukon Territory), Chile (69), China (1), Cuba (1), Egypt (5), France (36), Germany (7), Greenland (12), India (18), Iran (5), Japan (27), Kenya (1), Luxembourg (4), Madagascar (4), Mexico (10), New Zealand (20), Peru (1), Poland (2), Portugal (24), Somalia (1), Spain (34), Switzerland (3), Tanzania (9), Thailand (3), Tunisia (2), the United Kingdom (73), United States (126: Alaska, California, Montana, Nevada, Oregon, Texas, Utah, Wyoming), Vietnam (1)

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

Total: 832 collections including 978 occurrences