Unable to work with personnel east of mine? He's an old man (15)
I believe the answer is:
pithecanthropus
Can you help me to learn more?
(Other definitions for pithecanthropus that I've seen before include "Ancestor" , "apelike man" , "Old man" .)
I've seen this clue in The Independent.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.