Ear ossicle of australopithecus robustus.
D000818:Animals; D000885:Anthropology, Physical; D004429:Ear Ossicles / Q000033:anatomy & histology*; D006071:Gorilla gorilla; D049690:History, Ancient; D006801:Humans; D007188:Incus / Q000033:anatomy & histology*; D010163:Paleontology; D002679:Pan troglodytes; D011323:Primates / Q000033:anatomy & histology*