Aphalacrosoma is a genus of flies in the family Dolichopodidae, known from China and Taiwan.
The generic name is derived from the negative prefix "a" and the generic name Phalacrosoma.
There are currently seven species in the genus:
Aphalacrosoma sichuanense <small>(Yang & Saigusa, 1999)</small> is a synonym of A. modestus <small>(Wei, 1998)</small>.