Solenopsis basalis Forel, 1896 - Starr & Hook, 2003Starr, C.K. & Hook, A.W. 2003. The aculeate Hymenoptera of Trinidad, West Indies. Occasional Papers o the Department of Life Sciences, University of the West Indies 12:1-31. (distribution); Pacheco & Mackay, 2013Pacheco, J.A. & W.P. Mackay 2013. The systematics and biology of the New World thief ants of the genus Solenopsis (Hymenoptera: Formicidae). The Edwin Mellen Press, Lewiston, New York and Queenston, Ontario. 1-501. (distribution); AntWeb, 2023AntWeb 2023. Ants. . (distribution).
Solenopsis basalis urichi Forel, 1912 Synonymized with Solenopsis basalis Forel, 1896 by Pacheco & Mackay, 2013Pacheco, J.A. & W.P. Mackay 2013. The systematics and biology of the New World thief ants of the genus Solenopsis (Hymenoptera: Formicidae). The Edwin Mellen Press, Lewiston, New York and Queenston, Ontario. 1-501.:115. - Fernández & Sendoya, 2004Fernández, F. & S. Sendoya 2004. List of Neotropical ants (Hymenoptera: Formicidae). Biota Colombiana 5 (1):3-93. (distribution).
Solenopsis basalis vittata Forel, 1912:6 Synonymized with Solenopsis basalis Forel, 1896 by Pacheco & Mackay, 2013Pacheco, J.A. & W.P. Mackay 2013. The systematics and biology of the New World thief ants of the genus Solenopsis (Hymenoptera: Formicidae). The Edwin Mellen Press, Lewiston, New York and Queenston, Ontario. 1-501.:115.
Solenopsis basalis oculatior Forel, 1913:220 Synonymized with Solenopsis basalis Forel, 1896 by Pacheco & Mackay, 2013Pacheco, J.A. & W.P. Mackay 2013. The systematics and biology of the New World thief ants of the genus Solenopsis (Hymenoptera: Formicidae). The Edwin Mellen Press, Lewiston, New York and Queenston, Ontario. 1-501.:115.
Solenopsis basalis raptor Santschi, 1919:42 Synonymized with Solenopsis basalis Forel, 1896 by Pacheco & Mackay, 2013Pacheco, J.A. & W.P. Mackay 2013. The systematics and biology of the New World thief ants of the genus Solenopsis (Hymenoptera: Formicidae). The Edwin Mellen Press, Lewiston, New York and Queenston, Ontario. 1-501.:115.
Solenopsis novemmaculata Wheeler, 1925:35 Synonymized with Solenopsis basalis Forel, 1896 by Pacheco & Mackay, 2013Pacheco, J.A. & W.P. Mackay 2013. The systematics and biology of the New World thief ants of the genus Solenopsis (Hymenoptera: Formicidae). The Edwin Mellen Press, Lewiston, New York and Queenston, Ontario. 1-501.:115.