Hadronotus rufithorax (Dodd) comb. rev.

Hadronotus rufithorax Dodd, 1913b: 172 (original description).

Plastogryon nigriceps Dodd, 1914a: 125 (original description. Preoccupied by Hadronotus nigriceps Dodd (1914)); Dodd, 1915: 24 (keyed); Mineo, 1990b: 55 (junior synonym of Gryon rufithorax (Dodd)).

Plastogryon rufithorax (Dodd): Dodd, 1914a: 125 (generic transfer); Dodd, 1915: 24 (keyed).

Plastogryon (Heterogryon) nigriceps Dodd: Kieffer, 1926: 447, 450 (description, subgeneric assignment, keyed).

Plastogryon (Heterogryon) rufithorax (Dodd): Kieffer, 1926: 446, 449 (description, subgeneric assignment, keyed).

Gryon nigriceps (Dodd): Galloway, 1976: 92 (type information, generic transfer).

Gryon rufithorax (Dodd): Galloway, 1976: 92 (type information, generic transfer); Mineo, 1990b: 55 (synonymy); Johnson, 1992: 395 (cataloged, type information).

Gryon magneticus Galloway: Galloway & Austin, 1984: 79 (replacement name).

Gryon magneticum Galloway: Johnson, 1992: 387 (cataloged, type information).