Synergus thaumacerus (Dalman, 1823)

Host galls: Andricus alniensis (- a -), A. cydoniae (- s -), Trigonaspis synaspis (- a -).

Distribution in Dobrogea: Valu lui Traian (Ionescu, 1957,1973), forests—Esechioi, Negru Vodӑ, Neptun (Comorova forest) (Şchiopu, herein recorded), CT county.