Pyrearinus ruscus Costa, 1978: 219

Holotype: 1 ♂. S. Paulo, S. Amaro, 5–I–24; [on red] Pyrearinus ruscus holótipo, C. Costa det. 1978; A2. Conservation status: Good condition; abdomen and genitalia glued on transparent card under specimen.

Paratype: 1 ♂. Curytiba, Brasil, Szabo; A. Fenyes Collection; s. f.; Pyrophorus nyctolampis Germ.; [on red] Pyrearinus ruscus parátipo, C. Costa det. 1978.

Conservation status: Idem, only right pro– and mesolegs presents.