1. European bison having a smaller and higher head than the North American bison
   - wisent, Bison bonasus 
2. Large recently extinct long-horned European wild ox; considered one of the ancestors of domestic cattle
   - urus, Bos primigenius

Derived forms: aurochs

Type of: bison, ox, wild ox

Part of: Bos, genus Bison, genus Bos

Encyclopedia: Aurochs

• genus Diervilla
• genus Difflugia
• genus Digitalis
• genus Digitaria
• genus Dillenia
• genus Dimetrodon
• genus Dimocarpus
• genus Dimorphotheca
• genus Dinornis
• genus Diodon
• genus Diomedea
• genus Dionaea
• genus Dioon
• genus Dioscorea
• genus Diospyros
• genus Diphylla
• genus Dipladenia
• genus Diplococcus
• genus Diplodocus
• genus Diplopterygium
• genus Diplotaxis
• genus Dipodomys
• genus Dipogon
• genus Dipsacus
• genus Dipsosaurus