Solenopsis picea Emery, 1896:89 - Forel, 1909Forel, A. 1909. Ameisen aus Guatemala usw., Paraguay und Argentinien (Hym.). Deutsche Entomologische Zeitschrift 1909:239-269. (distribution); Mann, 1922Mann, W.M. 1922. Ants from Honduras and Guatemala. Proceedings of the United States National Museum 61:1-54. (distribution); Fernández & Sendoya, 2004Fernández, F. & S. Sendoya 2004. List of Neotropical ants (Hymenoptera: Formicidae). Biota Colombiana 5 (1):3-93. (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); Fontenla & Alfonso-Simonetti, 2018Fontenla, J.L. & J. Alfonso-Simonetti 2018. Classification of cuban ants (Hymenoptera: Formicidae) into functional groups. Poeyana 506:21-30. (distribution); AntWeb, 2023AntWeb 2023. Ants. . (distribution).
Solenopsis picea subadpressa Forel, 1903:257 Synonymized with Solenopsis picea Emery, 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.:263.
Solenopsis angulata nigelloides Forel, 1913:223 Synonymized with Solenopsis picea Emery, 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.:263.
Solenopsis picea reducta Menozzi, 1927:276 Synonymized with Solenopsis picea Emery, 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.:263. - Fernández & Sendoya, 2004Fernández, F. & S. Sendoya 2004. List of Neotropical ants (Hymenoptera: Formicidae). Biota Colombiana 5 (1):3-93. (distribution).
Solenopsis angulata carettei ardua Santschi, 1929:298 Synonymized with Solenopsis picea Emery, 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.:263.
Solenopsis parabiotica Weber, 1943:90 - Fernández & Sendoya, 2004Fernández, F. & S. Sendoya 2004. List of Neotropical ants (Hymenoptera: Formicidae). Biota Colombiana 5 (1):3-93. (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.:263 ( listed as synonym of Solenopsis picea Emery, 1896).