Trigonaspis nephroideus (Kovalev, 1965)
Neoneuroterus nephroideus Kovalev, 1965: 30, ♂ ♀.
Trigonaspis nephroideus (Kovalev) Abe et al. (2007: 200), ♂ ♀.
Distribution. Russian Far East (Kovalev 1965: 31).
Biology. Only the sexual generation has been described, which induces bud galls on Q. dentata (sect. Quercus) (Table 1; Kovalev 1965).