Hadronotus bicolor Ashmead comb. rev.

Hadronotus bicolor Ashmead, 1894: 229, 231 (original description, keyed); Ashmead, 1900: 328 (distribution); Kieffer, 1926: 455, 468 (description, keyed).

Gryon bicolor (Ashmead): Masner, 1976: 58 (generic transfer, taxonomic status); Mineo, 1980a: 190 (removed from synonymy with Gryon misellum Haliday); Johnson, 1992: 379 (cataloged).