• Quaternary of Argentina (4 collections), Azerbaijan (1), Bolivia (1), Brazil (1), Ecuador (1), Greece (3), India (1), Japan (1), Kenya (1), Madagascar (1), the Netherlands (1), Spain (1), Syria (1), Thailand (2), Turks and Caicos Islands (1), United States (6: California, Kansas, New Mexico, Tennessee, Virginia), Vanuatu (1), Venezuela (1)

• Blancan of United States (2: Oregon)

• Pliocene to Pleistocene of Costa Rica (1)

• Pliocene of Australia (1), Ethiopia (1), Greece (1), Kenya (1), South Africa (1), Venezuela (1)

• Huayquerian of Argentina (2)

• Miocene to Pliocene of Kenya (1)

• Miocene of Argentina (3), Austria (1), Greece (3), Italy (3), Nepal (6), Panama (1), Peru (1), United States (1: Texas), Venezuela (1)

• Deseadan of Bolivia (1)

• Oligocene of France (1), Kenya (2), Libya (1), Turkey (1), United States (1: North Carolina)

• Eocene of Algeria (1), Antarctica (3), Austria (2), Canada (2: Saskatchewan), Chile (2), France (2), India (1), Libya (1), Mexico (1), Namibia (1), Nigeria (1), Spain (3), Ukraine (1), United States (46: Utah, Wyoming), Uzbekistan (1)

• Cf2 of United States (2: Wyoming)

• Cf3 of United States (1: Wyoming)

• Clarkforkian of United States (3: Wyoming)

• Paleogene of Argentina (1)

• Paleocene of Canada (1: Alberta), Colombia (1), Mongolia (1), the Russian Federation (3), United States (56: California, Colorado, North Dakota, Wyoming)

• Cretaceous of Algeria (2), Argentina (4), Australia (10), Austria (1), Brazil (5), Canada (12: Alberta, Saskatchewan), Chile (2), China (14), Denmark (1), Egypt (1), France (6), India (1), Israel (1), Italy (1), Japan (2), Kazakhstan (1), Kyrgyzstan (1), Libya (2), Madagascar (2), Mali (1), Mexico (5), Mongolia (4), Morocco (5), the Netherlands (1), Niger (1), Oman (1), Portugal (1), Romania (10), the Russian Federation (8), South Korea (3), Spain (11), Sudan (2), Tajikistan (1), Tanzania (1), Thailand (1), Tunisia (2), the United Kingdom (10), United States (120: California, Colorado, Idaho, Kansas, Missouri, Montana, New Mexico, Oklahoma, South Carolina, Tennessee, Texas, Utah, Wyoming), Uzbekistan (4), Venezuela (1)

• Jurassic to Cretaceous of South Africa (1), Thailand (2)

• Jurassic of China (3), France (4), Germany (1), India (1), Portugal (1), the Russian Federation (1), Spain (6), the United Kingdom (2), United States (16: Arizona, Colorado, Oklahoma, Utah, Wyoming), Uruguay (1)

• Triassic of United States (1: New Mexico)

Total: 507 collections including 517 occurrences