Cynips quercus ( Fourcroy, 1785 )

Şchiopu, Ion, 2025, Gall wasps-inducers and inquilines (Hymenoptera: Cynipidae and Diplolepididae) from Dobrogea Province (South-Eastern of Romania), including new species records for this area, Zootaxa 5665 (1), pp. 1-36 : 17

Cynips quercus ( Fourcroy, 1785)

Host plants/gall: Q. dal., Q. fr., Q. pet ., Q. pub ., Q. r.—gregarious globular galls (± 10 mm Ø) on the underside of leaves (- a -); ovoidal galls (3–5 mm length) in dormant buds of the trunk or youngs branch (- s -).

Distribution in Dobrogea: Curcuz-Nufӑru, Malcoci (Borcea, in Ionescu, 1957), Babadag ( Ionescu & Kierych, 1966), forests—Caraorman and Letea into Danube Delta ( Mustaţӑ & Andriescu, 1994), TL county, Murfatlar (Borcea, in Ionescu, 1957), Dumbrӑveni forest ( Şchiopu, 1980), the forests—Cheia, Esechioi, Hagieni Natural Reserve, Şipotele, Neptun (Comorova forest), CT county (author, a new record).