• Quaternary of Belgium (1 collection), Canada (7: Alberta, Yukon), China (5), Czechia (1), France (9), Georgia (1), Germany (1), Greece (4), Hungary (9), Italy (15), Kazakhstan (1), Kyrgyzstan (1), Mongolia (1), Portugal (1), Romania (9), the Russian Federation (6), Spain (4), Türkiye (3), Ukraine (2), the United Kingdom (1), United States (20: Alaska, Colorado, Maryland, Montana, Nevada, Pennsylvania, Utah, Virginia, West Virginia, Wyoming)

• MN 16 of France (1), Italy (1)

• Villafranchian of China (8), Hungary (3), Italy (1), Spain (2)

• Pliocene to Pleistocene of China (1), France (1), Italy (5), Spain (1)

• Pliocene of Armenia (7), Canada (1: Northwest Territories), China (8), France (2), Greece (4), Hungary (1), Italy (2), Kazakhstan (4), Kyrgyzstan (1), Moldova (1), Morocco (1), Poland (1), Romania (2), the Russian Federation (3), Spain (12), Tajikistan (1), Türkiye (4), Ukraine (5)

• MN 13 of China (2), Greece (1), Portugal (2), Spain (2)

• Turolian of China (3), Greece (7), Italy (2), Spain (3)

• Hemphillian of United States (6: Nebraska, Oregon)

• Miocene to Pliocene of Greece (1)

• Miocene of Austria (1), Canada (4: Saskatchewan), China (18), France (21), Germany (28), Greece (10), Hungary (1), Italy (10), Kazakhstan (2), Kenya (2), Kyrgyzstan (1), Libya (2), Moldova (3), Mongolia (25), Namibia (1), Pakistan (1), Portugal (7), Romania (1), Saudi Arabia (1), Serbia (2), Spain (30), Switzerland (41), Türkiye (2), Uganda (1), Ukraine (1), United States (66: California, Colorado, Idaho, Montana, Nebraska, Nevada, New Mexico, Oklahoma, Oregon, South Dakota, Utah, Wyoming)

• Harrisonian of United States (5: Nebraska)

• Arikareean of United States (12: California, Idaho, Montana)

• Oligocene to Miocene of China (1), Germany (1), Mongolia (4)

• Oligocene of Bosnia and Herzegovina (1), Canada (1: Saskatchewan), China (14), France (1), Germany (6), Kazakhstan (8), Mongolia (32), United States (5: Nebraska, South Dakota)

• Eocene of France (1)

Total: 589 collections including 785 occurrences