Eciton (Labidus) esenbecki st. wilsoni Santschi, 1920d: 366 (m.) U.S.A. (Texas). Nearctic.

Primary type information: Primary type material: holotype male. Primary type locality: U.S.A.: Texas, Las Borragas, nr Brownsville [25°54′N 97°30′W], vi. (C. Schaeffer). Primary type depository: BMNY. Type notes: 1) This taxon is based on a specimen of Nomamyrmex esenbeckii Westwood, 1842, sensu Wheeler, 1908h: 409, misidentification. 2) Holotype, if retained by Wheeler, may be in MCZC.