Hadronotus yamagishii (Mineo) comb. nov.
Gryon yamagishii Mineo, 1981a: 143, 119 (original description, keyed)
Gryon maruzzae Mineo, 1981a: 134, 119 (original description, keyed); Komeda, Mita, Hirose & Yamagishi, 2020: 115 (junior synonym of Gryon yamagishii Mineo).
Gryon sugonjaevi Kozlov & Kononova, 1989: 78, 81 (original description, keyed); Kozlov & Kononova, 1990: 266, 274 (description, keyed); Johnson, 1992: 397 (cataloged, type information); Kononova, 1995: 81 (keyed); Kononova & Petrov, 2002: 54 (keyed); Kononova & Kozlov, 2008: 324, 354 (description, keyed); Komeda, Mita, Hirose & Yamagishi, 2020: 115 (junior synonym of Gryon yamagishii Mineo).
Comments.
Images of the holotypes of Gryon yamagishii Mineo and Gryon maruzzae Mineo are available in Komeda et al. (2020).