• Quaternary of Argentina (13 collections), Bolivia (5), Brazil (23), Canada (1: Alberta), Chile (2), China (3), Ecuador (4), El Salvador (2), France (5), Georgia (1), Greece (2), Israel (1), Italy (1), Kenya (5), Mexico (6), Peru (4), Romania (1), South Africa (6), Spain (6), United States (57: Alabama, Arkansas, California, Florida, Idaho, Indiana, Kansas, Maryland, Missouri, Nebraska, New Mexico, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Utah, West Virginia), Uruguay (4), Venezuela (2)

• Villafranchian of Greece (1), Slovakia (1)

• MN 16 of France (1)

• Blancan of United States (9: Florida, Idaho, Kansas, Montana, Nebraska)

• Pliocene to Pleistocene of Ethiopia (1), France (1), Greece (1), Kenya (4), South Africa (4), Spain (1), Venezuela (1)

• Pliocene of Ethiopia (5), Kenya (2), Romania (1), South Africa (2), Spain (1), Tajikistan (1), Tanzania (2), Ukraine (1)

• Hemphillian of United States (4: Florida)

• Miocene of Chad (1), Pakistan (1)

Total: 200 collections including 207 occurrences