Dogs. (Topical Term)

ITIS, Mar. 20, 2008 (Canis lupus familiaris - domestic dog. Synonyms: Canis familiaris, Canis familiarus domesticus)

NCBI taxonomy browser, via WWW, Mar. 20, 2008 (Canis lupus familiaris (dog). Synonyms: Canis familiaris, Canis domesticus, Canis canis. Common name: dogs)

Mammal species of the world, 3rd ed., via WWW, Mar. 20, 2008 (Canis lupus familiaris - Domestic dog; comments under Canis lupus: Includes the domestic dog as a subspecies, with the dingo provisionally separate--artificial variants created by domestication and selective breeding)

Wikipedia, Mar. 20, 2008 (under Gray wolf: DNA sequencing and genetic drift studies indicate that the gray wolf shares a common ancestry with the domestic dog (Canis lupus familiaris); the domestic dog is now normally classified as a subspecies of the wolf: Canis lupus familiaris)

Example under Pets