Acromyrmex octospinosus (Reich)
Synonymy.—Atta octospinosa [Brown, p.c., 1957].
Commensals.—Attaphila fungicola, Panama (Wheeler, 1928): Taken in the fungus gardens of the ant.
Attaphila aptera, Esperanza, Dibulla, Colombia (Bolívar, 1905).
Acromyrmex silvestrii Emery
Commensal.—Attaphila bergi, or possibly a variety of this species, San Luis Province, Argentina (Bruch, 1916): According to Bruch, the behavior of this species of Attaphila is identical with the one encountered in Huasán in the nests of Acromyrmex lobicornis Emery; it differed from A. bergi in size and color.
Atta cephalotes (Linnaeus)
Commensal.—Attaphila fungicola, British Guiana (Wheeler, 1928): Taken in the fungus gardens of the ant.
Attaphila sp., British Guiana (Beebe, 1921): 7 of 12 queens in one nest had cockroaches hanging on them.