Primitive fellow (6)
(Other definitions for apeman that I've seen before include "Neanderthal type?" , "song by 4 [THE KINKS]" , "Primitive figure" , "Extinct primate" , "Long extinct human ancestor" .)
(Other definitions for ape-man that I've seen before include "A not-quite-human ancestor" , "Extinct early primate" , "Tarzan was described as such" , "Tarzan, for example" , "Long extinct human ancestor" .)