• Quaternary of Argentina (7 collections), Australia (1), Belgium (2), Canada (81: British Columbia, Manitoba, New Brunswick, Newfoundland, Newfoundland and Labrador, Nova Scotia, Nunavut, Ontario, Quebec), Chile (5), Costa Rica (1), Ecuador (2), Greenland (74), Iceland (11), Ireland (1), Italy (1), Japan (7), Mexico (6), Morocco (1), Mozambique (1), New Zealand (1), Norway (1), Peru (2), Poland (1), South Africa (4), Sweden (1), the United Kingdom (20), United States (109: Alaska, California, Florida, Maine, Massachusetts, Mississippi, New Jersey, New York, North Carolina, Oregon, Vermont, Washington)

• Blancan of United States (1: California)

• Pliocene to Pleistocene of Ecuador (1), Mexico (1), United States (4: California, Florida, Washington)

• Pliocene of Antarctica (6), Australia (1), Belgium (9), Chile (7), Ecuador (1), Holy See (Vatican City State) (1), Iceland (7), Italy (2), Mexico (1), the Netherlands (1), Panama (1), Peru (2), the Russian Federation (5), South Africa (2), Spain (1), the United Kingdom (8), United States (60: Alaska, California, Florida, North Carolina, Oregon, South Carolina, Virginia), Venezuela (3)

• Miocene to Pliocene of United States (5: Alaska, California)

• Miocene of Algeria (2), Antarctica (3), Argentina (18), Australia (5), Austria (8), Belgium (9), Bulgaria (1), Chile (9), Cuba (1), Cyprus (1), Denmark (1), Ecuador (5), France (2), Germany (18), Iran (1), Italy (9), Japan (20), Mexico (2), Morocco (2), the Netherlands (2), New Zealand (6), Panama (11), Peru (3), Poland (5), the Russian Federation (22), Slovakia (3), United States (105: Alaska, California, Delaware, Florida, Maryland, New Jersey, North Carolina, Oregon, Virginia, Washington)

• Oligocene to Miocene of Antarctica (1), Argentina (1), United States (5: Florida)

• Oligocene of Argentina (8), Austria (1), Canada (1: British Columbia), Denmark (6), France (7), Germany (1), Hungary (2), Japan (2), New Zealand (13), Romania (7), the Russian Federation (3), Turkey (3), United States (77: Alaska, California, Florida, Mississippi, North Carolina, Oregon, Washington)

• Eocene of Antarctica (15), Argentina (8), Brazil (1), Bulgaria (6), Chile (1), China (1), Egypt (1), France (1), Germany (1), Greenland (1), India (1), Italy (1), Mexico (1), New Zealand (7), Pakistan (7), Poland (1), Romania (5), the Russian Federation (1), Turkey (1), the United Kingdom (16), United States (42: Alabama, California, Georgia, Mississippi, New Jersey, North Carolina, Oregon, South Carolina, Texas, Washington)

• Paleocene of Argentina (18), Bulgaria (1), China (4), Denmark (1), India (1), New Zealand (6), Niger (1), Svalbard and Jan Mayen (1), the United Kingdom (1), United States (30: Alabama, Alaska, California, Georgia, Maryland, New Jersey, Texas, Virginia)

• Cretaceous to Paleogene of United States (1: New Jersey)

• Cretaceous of Albania (1), Angola (1), Antarctica (15), Argentina (50), Australia (7), Austria (2), Brazil (2), Canada (11: Alberta, British Columbia, Saskatchewan), Chile (9), China (1), Cuba (1), the Czech Republic (1), Denmark (1), Egypt (1), France (8), Germany (7), Hungary (2), India (4), Indian Ocean (1), Italy (1), Japan (11), Jordan (1), Kazakhstan (1), Madagascar (7), Mexico (3), Mozambique (7), New Zealand (29), Peru (2), Poland (9), Portugal (1), the Russian Federation (10), Serbia and Montenegro (2), South Africa (3), Spain (2), Svalbard and Jan Mayen (4), Switzerland (15), Tanzania (1), Trinidad and Tobago (1), Turkmenistan (1), USSR (3), Ukraine (1), the United Kingdom (18), United States (77: Alabama, Alaska, Arkansas, California, Delaware, Georgia, Maryland, Mississippi, Missouri, New Jersey, North Carolina, North Dakota, South Dakota, Tennessee, Texas), Venezuela (2)

• Jurassic to Cretaceous of Argentina (1)

• Jurassic of Chile (4), China (2), France (3), Hong Kong (1), Poland (1), the United Kingdom (3)

• Triassic of Mexico (2), the Russian Federation (5)

Total: 1425 collections including 1721 occurrences