Neivamyrmex leptognathus mesognathum (Santschi, 1920) junior synonym of current valid taxon Neivamyrmex falcifer (Emery, 1900)
Eciton (Acamatus) leptognathum var. mesognathum Santschi, 1920d: 368, fig. 5 (m.) FRENCH GUIANA. Neotropic.
Primary type information: Type-material: 2 syntype males. Type-locality: French Guiana: St-Laurent du Maroni (Le Moult). Type-depository: MNHN ? Type notes: Baroni Urbani, 1977e: 68-71, does not list this taxon as present in NHMB.
Obsolete combinations
Citations