Synergus xiaolongmeni Melika, Ács & Bechtold, 2004

Synergus xiaolongmeni Melika, Ács & Bechtold in Melika et al. (2004): 325, ♀ & ♂.

Synergus xialongmeni [sic] Melika, Ács & Bechtold; Schwéger et al. (2015a): 491.

Distribution. China (Beijing, Guangzhou, Henan, Zhejiang Provinces) (Melika et al. 2004: 327–328; Lobato-Vila et al. 2021a: 358–359).

Biology. Reared from acorn, leaf and bud galls (Melika et al. 2004), and undetermined galls on Q. fabri, Q. mongolica and Q. serrata (sect. Quercus) (Lobato-Vila et al. 2021a). The gall inducers have yet to be confirmed.