Original: In 2003 , however , the International Commission on Zoological Nomenclature '' conserved the usage of 17 specific names based on wild species , which are pre-dated by or contemporary with those based on domestic forms '' , BZN 63 ( 3 ) General Articles & Nomenclatural Notes confirming Bos primigenius for the Aurochs .
Simplified: Usage of 17 specific names based on wild species which are pre-dated by or contemporary with those based on domestic animals ( Lepidoptera , Osteichthyes , Mammalia ) : conserved .