AntWiki: The Ants --- Online
Jump to navigation Jump to search
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Ectatomminae
Tribe: Ectatommini
Genus: Opisthoscyphus
Mann, 1922
Type species
Opisthoscyphus scabrosus (junior synonym of Gnamptogenys minuta)

Gnamptogenys minuta casent0178680 profile 1.jpg

Gnamptogenys minuta casent0178680 dorsal 1.jpg

Specimen labels

This genus is not in use as it is currently considered to be a junior synonym of Gnamptogenys.


The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • OPISTHOSCYPHUS [junior synonym of Gnamptogenys]
    • Opisthoscyphus Mann, 1922: 4. Type-species: Opisthoscyphus scabrosus (junior synonym of Alfaria minuta), by original designation.
    • Opisthoscyphus junior synonym of Alfaria: Brown, in Borgmeier, 1957: 115.
    • Opisthoscyphus junior synonym of Gnamptogenys: Brown, 1958g: 212.


  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 175, Opisthoscyphus as junior synonym of Gnamptogenys)
  • Borgmeier, T. 1957a. Myrmecologische Studien, I. An. Acad. Bras. Cienc. 29: 103-128 (page 115, Opisthoscyphus as junior synonym of Alfaria)
  • Brown, W. L., Jr. 1958g. Contributions toward a reclassification of the Formicidae. II. Tribe Ectatommini (Hymenoptera). Bull. Mus. Comp. Zool. 118: 173-362 (page 212, Opisthoscyphus junior synonym of Gnamptogenys)
  • Donisthorpe, H. 1943g. A list of the type-species of the genera and subgenera of the Formicidae. [part]. Ann. Mag. Nat. Hist. 11(10): 617-688 (page 678, Opisthoscyphus in Ponerinae, Ectatommini)
  • Mann, W. M. 1922. Ants from Honduras and Guatemala. Proc. U. S. Natl. Mus. 61: 1-54 (page 4, Opisthoscyphus as genus)
  • Wheeler, W. M. 1930h. A new Emeryella from Panama. Proc. N. Engl. Zool. Club 12: 9-13 (page 13, Opisthoscyphus in Ponerinae, Ectatommini)