Neuroterus watensis Shinji, 1938 Incertae sedis
Neuroterus watensis Shinji, 1938a: 436, ♂ ♀.
Distribution. Japan (Honshu) (Shinji 1938a: 436).
Remarks. Uncertain status (Abe et al. 2007; Pénzes et al. 2018). The types are lost and the original description does not allow confident identification to Neuroterus or any other genus.
Biology. Induces bud galls on Q. serrata (= Q. glandulifera) (sect. Quercus) (Shinji 1938a).
Tribe SYNERGINI (Inquilines, rarely gall inducers)