Echinoidea

fossil urchin from the family Brissidae origin Ocala Formation, Cross City, Dixie County, Florida, USA age late Eocene, approx. 36 million years old [...]

fossil sea urchin from the family Galeritidae origin Lägerdorf near Itzehoe, Schleswig-Holstein, DE age Campanian, Late Cretaceous, approx.75 million years [...]

fossil sea urchin from the family Galeritidae origin Lägerdorf near Itzehoe, Schleswig-Holstein, DE age Campanian, Late Cretaceous, approx.75 million years [...]

fossil sea urchin from the family Conulidae origin Bóveda, Aláva, Spain age Campanian, Late Cretaceous, approx.75 million years old size 2,7 cm [...]

fossil urchin from the family Arbaciidae origin Foug, Meurthe et Moselle, France age Jura, Oxfordium, approx. 160 million years old size 1,5+ cm

fossil urchin from the family Acropeltidae origin Brie sous Archiac, Charente-Maritime, France age Upper-Cretaceous, Campanium, approx. 75 million years old [...]

fossil urchin from the family Rotulidae origin Morocco age Pliocene, approx. 3 million years old margin partly grinded size 2+ cm

fossil urchin from the family Rotulidae origin Morocco age Pliocene, approx. 3 million years old margin partly grinded size 2,7+ cm

fossil urchin from the family Rotulidae form semisol origin Morocco age upper Pliocene, approx. 3 million years old size 3,2+ cm

fossil urchin from the family Rotulidae form dentata origin Western Sahara, Morocco age Upper Pliocene, approx. 3 million years old size [...]

fossile sea urchin from the family Hemiasteridae origin Vila Nova de Ourém, Santarem, Portugal age Cenomanian, Upper Cretaceous, approx. 97 million years [...]

(= Mecaster syriacus) fossil sea urchin of the family Hemiasteridae origin Al Adasiyah, Jordan age Cenomanian, upper Cretaceous, approx. 95 million [...]

fossil urchin from the family Hemiasteridae origin Santelices, Burgos, Spain age Turonian, upper Cretaceous, approx. 91 million years size 2,2 cm [...]

fossil urchin from the family Hemicidaridae origin Novion Porcien, Ardennes, France age Oxfordian, late Jurassic, approx. 160 million years size 2,2+ [...]

fossil urchin from the family Hemicidaridae origin Novion Porcien, Ardennes, France age Oxfordian, late Jurassic, approx. 160 million years size 2,4 [...]

(= Hetropneustes striatoradiatus) fossil sea urchin from the family Hemipneustidae origin Vroenhoven, Albertkanal, Riemst, Limburg, Belgium age [...]

fossil urchin from the family Holectypidae origin Chaufour, Sarthe, France age middle Callovian, middle Cretaceous, approx. 164 million years size [...]

fossil urchin from the family Laganidae origin Hurghada, Egypt age late Pleistocene, approx. 120000 years old size 4,7 cm the pictures [...]

fossil urchin from the family Laganidae origin Aqaba, Jordania age Pleistocene, approx. 500000 years old size 5,9 cm the pictured specimen [...]

(= Douvillaster vatonnei) fossil sea urchin from the family Toxasteridae origin Djebel Mrhila, Tunisia age Cenomanian, Upper Cretaceous, approx. 97 [...]

fossil urchin from the family Clypeidae origin Toliara province, Madagascar age Middle-Jurassic, approx. 165 million years old top polished, underside [...]

fossil urchin from the family Clypeidae origin Toliara province, Madagascar age Middle-Jurassic, approx. 165 million years old top polished, underside [...]

fossil heart-urchin from the family Micrasteridae origin Olazagutia, Navarra, Spain age Santonian, late Cretaceous, approx. 85 million years old size [...]

fossil heart-urchin from the family Micrasteridae origin Olazagutia, Navarra, Spain age Santonian, late Cretaceous, approx. 85 million years old size [...]

fossil heart-urchin from the family Micrasteridae origin Olazagutia, Navarra, Spain age Santonian, late Cretaceous, approx. 85 million years old size [...]

fossil heart-urchin from the family Micrasteridae origin Olazagutia, Navarra, Spain age Santonian, late Cretaceous, approx. 85 million years old size [...]

fossil urchin from the family Micrasteridae origin Senneville sur Fecamp, Seine Maritime, Frankreich age late Cretaceous, Coniacium, approx. 87 million years [...]

fossil sea urchin from the family Micrasteridae origin Étretat, Seine Maritime, France age Turonian, Late Cretaceous, approx. 90 Million years old [...]

fossil sea urchin from the family Micrasteridae origin Étretat, Seine Maritime, France age Turonian, Late Cretaceous, approx. 90 Million years old [...]

fossil sea urchin from the family Micrasteridae origin Höver, Sehnde, Lower Saxony, Germany age Campanian, Late Cretaceous, approx. 75 Million years old [...]