Selenogyrus aureus is a species of tarantula, in the subfamily Selenogyrinae. It is endemic Sierra Leone.
Selenogyrus aureus lacks a stridulatory organ between the chelicerae. The male is known only. There is no clypeus and there is a covering of soft tissue on the chelicerae. It has a uniform brownish-yellow colour, with golden tinge. It is 31mm long.