Ponera elongata Buckley, 1866:172 - As Leptogenys elongata: - Reddell & Cokendolpher, 2001Reddell, J.R. & J.C. Cokendolpher 2001. Ants (Hymenoptera: Formicidae) from the caves of Belize, Mexico, and California and Texas (U.S.A). Texas Memorial Museum, Speleological Monographs 5:129-154. (distribution); Ruíz-Cancino & Coronado-Blanco, 2002Ruíz-Cancino, E. & J.M. Coronado-Blanco 2002. Artrópodos terrestres de los estados de Tamaulipas y Nuevo León, México. Serie Publicaciones Cientificas No. 4:1-376. (distribution); Lattke, 2011Lattke, J.E. 2011. Revision of the New World species of the genus Leptogenys Roger (Insecta: Hymenoptera: Formicidae: Ponerinae). Arthropod Systematics & Phylogeny 69 (3):127-264. (distribution); AntWeb, 2023AntWeb 2023. Ants. . (distribution).
Ponera texana Buckley, 1866:170 Synonymized with Leptogenys elongata (Buckley, 1866) by Lattke, 2011Lattke, J.E. 2011. Revision of the New World species of the genus Leptogenys Roger (Insecta: Hymenoptera: Formicidae: Ponerinae). Arthropod Systematics & Phylogeny 69 (3):127-264.:157.
Lobopelta mexicana Mayr, 1870:966 - Lattke, 2011Lattke, J.E. 2011. Revision of the New World species of the genus Leptogenys Roger (Insecta: Hymenoptera: Formicidae: Ponerinae). Arthropod Systematics & Phylogeny 69 (3):127-264.:157 ( listed as synonym of Leptogenys elongata (Buckley, 1866)).
Lobopelta septentrionalis Mayr, 1886:438 - Lattke, 2011Lattke, J.E. 2011. Revision of the New World species of the genus Leptogenys Roger (Insecta: Hymenoptera: Formicidae: Ponerinae). Arthropod Systematics & Phylogeny 69 (3):127-264.:157 ( listed as synonym of Leptogenys elongata (Buckley, 1866)).