Acromyrmex octospinosus valid French Guiana. Neotropic.
Reich, G. C. 1793. Kurze Beschreibung neuen, oder noch wenig bekkanten Thiere, welche Herr Le Blond der naturforschenden Gesellschaft zu Paris aus Cayenne als Geschenk überschikt hat. Magazin des Thierreichs 1:128-134.   128015

Acromyrmex octospinosus cubanus synonym of Acromyrmex octospinosus Cuba. Neotropic.
Wheeler, W. M. 1937c. Mosaics and other anomalies among ants. Cambridge, Mass.: Harvard University Press, 95 pp.   130275

Acromyrmex octospinosus ekchuah synonym of Acromyrmex octospinosus Mexico (Yucatan). Neotropic.
Wheeler, W. M. 1937c. Mosaics and other anomalies among ants. Cambridge, Mass.: Harvard University Press, 95 pp.   130275

Acromyrmex octospinosus inti synonym of Acromyrmex octospinosus Peru. Neotropic.
Wheeler, W. M. 1937c. Mosaics and other anomalies among ants. Cambridge, Mass.: Harvard University Press, 95 pp.   130275

Acromyrmex octospinosus pallida unresolved junior homonym Guyana. Neotropic.
Crawley, W. C. 1921. New and little-known species of ants from various localities. Annals and Magazine of Natural History (9)7:87-97.   123858

Acromyrmex octospinosus volcanus obsolete combination Costa Rica. Neotropic.
Wheeler, W. M. 1937c. Mosaics and other anomalies among ants. Cambridge, Mass.: Harvard University Press, 95 pp.   130275