Dryocosmus squamus (Monzen, 1953)

Andricus squama Monzen, 1953: 17, ♂ ♀.

Dryocosmus squamus (Monzen) Pénzes et al. (2018: 272), ♂ ♀.

Distribution. Japan (Honshu) (Monzen 1953: 17).

Biology. Only the sexual generation has been described, which induces bud galls on Q. serrata (sect. Quercus) (Table 1; Monzen 1953).