Marmessulus nigricornis (Stål)

1865b Marmessus nigricornis Stål, 76 [new species: Natalia (apparently in error)]. 1920 Marmessulus nigricornis: Pennington, 11 [Argentina: Misiones]—Thomas 1992, 51 [Argentina]—Dellapé et al. 2003, 2 [Argentina]— Grazia and Schwertner 2008, 233 [Argentina: Misiones].