| Authorship | Santschi, 1920d: 368, fig. 5 | 
|---|---|
| Forms | m. | 
| Bioregion | Neotropic | 
| Locality | FRENCH GUIANA | 
| Primary type information | Primary type material: 2 syntype males. Primary type locality: French Guiana: St-Laurent du Maroni (E. Le Moult). Primary type depository: unknown (perhaps MNHN). | 
| Type notes | Baroni Urbani, 1977e: 68-71, does not list this taxon as present in NHMB. | 
| Eciton leptognathum mesognathum | Subspecies | 
Obsolete combination
 an obsolete combination of Neivamyrmex leptognathus mesognathum (Santschi, 1920) 
 | 
Original combination | 
| Neivamyrmex leptognathus mesognathum | Subspecies | 
Synonym
 junior synonym of current valid taxon Neivamyrmex falcifer (Emery, 1900) 
 |