Distribution:
• Quaternary of Argentina (1 collection), Australia (2), Barbados (5), Brazil (1), Canada (2: Newfoundland and Labrador, Quebec), Chile (1), Ecuador (1), France (1), Greece (3), Greenland (2), Italy (1), Maldives (1), Mexico (2), Portugal (1), South Pacific (9), Taiwan (1), United States (17: California, Florida, Georgia, Hawaii, North Carolina)
• Pliocene to Pleistocene of Ecuador (1), United States (2: California)
• Pliocene of Antarctica (4), Australia (1), Colombia (1), Ecuador (1), India (10), Italy (2), South Africa (1), South Pacific (1), Spain (1), United States (6: California, North Carolina)
• Miocene to Pliocene of United States (1: California)
• Miocene of Algeria (11), Antarctica (1), Argentina (5), Australia (2), Austria (11), Belgium (1), Chile (5), Colombia (2), Croatia (28), Cyprus (4), Egypt (1), France (2), Germany (1), Greece (65), India (4), Indonesia (1), Iran (40), Israel (1), Italy (15), Malta (3), Morocco (4), New Zealand (5), Poland (6), Portugal (3), Romania (5), Saudi Arabia (1), Slovenia (1), South Pacific (1), Spain (10), Türkiye (6), United States (11: California, Florida, Maryland)
• Oligocene to Miocene of Antarctica (2), New Zealand (2)
• Oligocene of Germany (2), India (2), Iran (63), Italy (13), Japan (1), New Zealand (1), Spain (31), United States (25: Mississippi, North Carolina)
• Eocene to Oligocene of Armenia (1)
• Eocene of Australia (2), Austria (27), Egypt (1), France (2), Germany (1), Hungary (1), India (1), Italy (23), Libya (1), Mexico (1), Morocco (1), New Zealand (2), North Pacific (2), Romania (3), South Pacific (2), Spain (10), the United Kingdom (3), United States (37: Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Texas, Washington)
• Paleocene to Eocene of India (24)
• Paleocene of Antarctica (1), Argentina (4), Austria (1), Croatia (1), Denmark (1), Egypt (2), French Guiana (4), Greece (7), Italy (1), Mexico (1), the Netherlands (1), Slovakia (13), Spain (2), Sweden (1), Türkiye (1), United States (1: Texas)
• Cretaceous of Argentina (9), Australia (1), Austria (4), Brazil (3), Bulgaria (5), Chile (1), Czechia (5), Egypt (3), France (18), Germany (8), Greece (1), Hungary (1), Iran (1), Japan (1), Jordan (1), Mexico (3), Morocco (2), the Netherlands (1), New Zealand (15), North Atlantic (1), Portugal (2), Romania (7), Slovakia (3), South Africa (1), Spain (5), Sweden (1), Switzerland (13), Tunisia (1), Turkmenistan (1), Türkiye (1), Ukraine (2), the United Kingdom (2), United States (252: Alabama, California, Delaware, Georgia, Maryland, Minnesota, Mississippi, Missouri, New Jersey, New Mexico, North Carolina, South Carolina, Tennessee, Texas, Wyoming)
• Temaikan of New Zealand (1)
• Jurassic to Cretaceous of Japan (1)
• Jurassic of Argentina (1), Chile (2), Colombia (1), France (17), Germany (7), Greenland (2), India (1), Iran (1), Italy (5), Luxembourg (4), Morocco (4), Myanmar (1), Poland (2), Portugal (11), Romania (2), Slovakia (1), Spain (6), Switzerland (1), Tanzania (1), Thailand (5), the United Kingdom (9), United States (1: California)
• Triassic of Austria (6), China (8), Germany (2), Greenland (3), Hungary (1), Indonesia (1), Iran (2), Italy (3), Japan (2), the Russian Federation (1), Slovenia (1), Spain (2), Timor-Leste (1), United States (3: Alaska)
• Permian to Triassic of Norway (1)
• Permian of Australia (1), Canada (3: Nunavut, Yukon), Chile (5), China (8), Croatia (2), Germany (1), Greece (4), Italy (1), Japan (3), Malaysia (3), Mexico (3), New Zealand (2), Norway (13), Oman (5), Pakistan (1), the Russian Federation (9), Svalbard and Jan Mayen (3), Thailand (1), Tunisia (6), Türkiye (12), United States (153: Arizona, California, Kansas, Nevada, New Mexico, Texas, Utah), Venezuela (8)
• Carboniferous to Permian of China (2), the Russian Federation (1), United States (4: California)
• Carboniferous of Algeria (1), Argentina (1), Australia (2), Austria (1), Belgium (2), Belize (1), Canada (1: Nunavut), China (5), Egypt (5), France (3), Germany (1), Ireland (12), Japan (2), Kazakhstan (1), Mexico (14), Morocco (4), Norway (1), the Russian Federation (1), Slovenia (1), Spain (12), Ukraine (9), the United Kingdom (36), United States (247: Alabama, Alaska, California, Colorado, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Nebraska, Nevada, New Mexico, Ohio, Oklahoma, Pennsylvania, Tennessee, Texas, Utah, Virginia, Wyoming)
• Devonian of Afghanistan (26), Antarctica (4), Australia (5), Belgium (8), Bolivia (1), Brazil (2), Canada (22: Manitoba, Northwest Territories, Nunavut, Ontario, Quebec), China (10), Colombia (1), Czechia (3), France (7), Germany (17), Iran (7), Italy (2), Kyrgyzstan (1), Libya (3), Mauritania (1), Mongolia (9), Morocco (10), New Zealand (5), Poland (10), the Russian Federation (2), South Africa (4), Spain (62), Tajikistan (2), Thailand (3), Ukraine (2), the United Kingdom (3), United States (175: Alaska, Arizona, Colorado, Illinois, Indiana, Iowa, Nevada, New York, Pennsylvania, Tennessee, West Virginia, Maryland, Pennsylvania), Venezuela (1)
• Silurian to Devonian of United States (1: Oklahoma)
• Silurian of Argentina (1), Australia (9), Canada (31: Northwest Territories, Nova Scotia, Nunavut, Ontario, Quebec), Czechia (9), Estonia (5), Greenland (2), India (1), Ireland (2), Lithuania (4), Mexico (1), Mongolia (2), Norway (29), Poland (3), the Russian Federation (1), Svalbard and Jan Mayen (1), Sweden (29), Ukraine (2), the United Kingdom (32), United States (91: Alaska, Illinois, Indiana, Iowa, Maryland, Missouri, New York, Ohio, Oklahoma, Tennessee, West Virginia, Wisconsin)
• Dobrotivian of Portugal (2), Spain (2)
• Liben of Czechia (2)
• Whiterockian of United States (16: California, Nevada)
• Chazyan of Canada (2: Quebec), United States (2: Tennessee)
• Arenigian of Argentina (1)
• Arenig of Australia (1), Canada (1: Newfoundland and Labrador), Ireland (1), the United Kingdom (1)
• Ordovician to Silurian of Canada (2: New Brunswick, Québec), Norway (1), South Africa (1), United States (1: Illinois)
• Ordovician to Devonian of Canada (1: Nunavut)
• Ordovician of Argentina (3), Australia (2), Canada (19: Newfoundland and Labrador, Northwest Territories, Northwest Terrorities, Nunavut, Ontario, Quebec), China (25), Estonia (8), France (1), Iran (2), Ireland (8), Kazakhstan (1), Mongolia (2), Morocco (1), Norway (4), the Russian Federation (5), Spain (2), Sweden (2), Thailand (1), Türkiye (1), the United Kingdom (88), United States (480: Alabama, Alaska, California, Illinois, Indiana, Iowa, Kentucky, Nevada, New York, Ohio, Pennsylvania, Tennessee, Utah, Virginia)
• Ibexian of United States (1: Nevada)
• Paleozoic of United States (2: Alaska)
Total: 3143 collections including 3329 occurrences