• Quaternary of South Pacific (1 collection)

• Miocene of Indian Ocean (21)

• Oligocene of North Atlantic (6), South Pacific (2)

• H. alabamensis HOZ of South Pacific (4)

• NP21 of North Pacific (1)

• Eocene to Oligocene of Indian Ocean (1)

• Eocene of Australia (1), Benin (1), Costa Rica (1), Cyprus (6), Egypt (1), Indian Ocean (35), Italy (1), Maldives (5), Nigeria (1), North Atlantic (250), North Pacific (8), Pakistan (1), Senegal (2), South Pacific (77), Syria (1), Türkiye (1), United States (7: California, Georgia, Louisiana, North Carolina)

• Paleocene to Eocene of Benin (1), Iraq (1), North Atlantic (5), South Pacific (1), Türkiye (2)

• Paleocene of Argentina (1), Benin (4), Costa Rica (2), Cyprus (1), Egypt (7), Indian Ocean (4), Libya (1), North Atlantic (23), Peru (1), Senegal (1), South Pacific (11), Tanzania (1), Togo (1), Türkiye (1)

• Cretaceous to Paleogene of North Atlantic (2)

• Cretaceous of Tanzania (1)

Total: 507 collections including 1376 occurrences