Show origin of domestic dog mystery authority says cloaked in mystery Is origin of tho the domestic dog those who question tho the genesis at all are likely to accept the belief that the wolf was the common ancestor of all breeds but there Is much evidence to upset this theory asserts P I 1 F P ricketts in the detroit news dogs may be divided into two types the alie wolf lupine lup lae group which has erect ears cars and hunts by sight and the hound sj lukl group which has drop ears and follows its prey by scent it Is hard to believe that tills this latter group descended from a wolf because its type temperament and general conformation forbid it also there Is earlier evidence of the existence of the hound saluel sal si lukl uhl type than of the alie wolf lupine dupine group cuneiform inscriptions and bas of remote years show strikingly like tile modern whippet in these same a strong dog similar to the british mastiff Is shown this brings up tip the question of a third type tylle it becomes necessary then to search lor or a more remote ancestor thuri than either the wolf or saluel par far buck back in prehistoric times a dog must have hake existed which was the tap tal root of the whole g genus canis although no direct evidence tins lias been found to bear out the theory until such time as naturalists natura lists discover the connecting link between the lupine and saluki types we must be content to let our fancies play piny with the possibility of a common ancestor for all domestic dogs |