• Subspecies of Mycetophylax bigibbosus: Weber, 1940b: 413 (in key); Weber, 1946c: 126; Weber, 1966a: 167.
• Junior synonym of Mycetophylax bigibbosus: Kempf, 1964d: 20; Kempf, 1968a: 40 (in text); Kempf, 1972b: 92; Bolton, 1995b: 168.

Obsolete combinations

• Cyphomyrmex bigibbosus tumulus
• Cyphomyrmex tumulus
• Mycetophylax tumulus

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Kempf, W. W. 1964d. A revision of the Neotropical fungus-growing ants of the genus Cyphomyrmex Mayr. Part I: Group of strigatus Mayr (Hym., Formicidae). Studia Entomologica 7:1-44. PDF
• Kempf, W. W. 1968a. A new species of Cyphomyrmex from Colombia, with further remarks on the genus (Hymenoptera, Formicidae). Revista Brasileira de Biologia 28:35-41. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Weber, N. A. 1938b. The biology of the fungus-growing ants. Part IV. Additional new forms. Part V. The Attini of Bolivia. Revista de Entomologia (Rio de Janeiro) 9:154-206. PDF
• Weber, N. A. 1940b. The biology of the fungus-growing ants. Part VI. Key to Cyphomyrmex, new Attini and a new guest ant. Revista de Entomologia (Rio de Janeiro) 11:406-427. PDF
• Weber, N. A. 1946c. The biology of the fungus-growing ants. Part IX. The British Guiana species. Revista de Entomologia (Rio de Janeiro) 17:114-172. PDF
• Weber, N. A. 1966a. The subgenus Cyphomannia Weber 1938 of Cyphomyrmex Mayr 1862, reinstated, and systematic notes (Hymenoptera: Formicidae). Entomological News 77:166-168. PDF