Brachymyrmex cordemoyi nigricans

This taxon is not in use as it is currently considered to be a junior synonym of Brachymyrmex cordemoyi.

Nomenclature

 * nigricans. Brachymyrmex cordemoyi var. nigricans Santschi, 1916e: 395 (w.) ARGENTINA.
 * [First available use of Brachymyrmex patagonicus st. cordemoyi var. nigricans Santschi, 1912e: 533; unavailable name.]
 * Raised to species: Santschi, 1923b: 657.
 * Junior synonym of brevicornoeides: Santschi, 1923b: 657 [nigricans incorrectly given as senior name, brevicornoeides has priority].
 * Junior synonym of cordemoyi: Ortiz-Sepulveda et al., 2019: 37.