His national team coach who revealed this yesterday said Midfielder Mario Lemina of French side Nice has also been sent back to his club.
Both players have not appeared in any match for Gabon in the two matches so far played.
Gabon will play Morocco in their last group game today, when a draw will secure their path to the knockout phase.
The 32-year-old Aubameyang has not played for Arsenal since December 6 and was stripped of the captaincy shortly after that by manager Mikel Arteta having reportedly returned late from a club-authorised trip to visit his ill mother.
