Hadronotus pictus (Mineo) comb. nov.

Plastogryon nigricornis Dodd, 1914b: 80 (original description); Dodd, 1915: 25 (keyed).

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

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

Gryon pictum Mineo: Mineo, 1990b: 55 (replacement name for Plastogryon nigricornis Dodd, type information).

Gryon nigricorne (Dodd): Johnson, 1992: 391 (cataloged, type information).