Every Ant Tells a Story - And Scientists Explain Their Stories Here
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Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Acanthidris
Weber, 1941
Type species
Acanthidris isthmicus, now Rhopalothrix isthmica

Rhopalothrix isthmica casent0235905 p 1 high.jpg

Rhopalothrix isthmica casent0235905 d 1 high.jpg

Specimen Labels

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


The following information is derived from Barry Bolton's New General Catalogue, a catalogue of the world's ants.

  • ACANTHIDRIS [junior synonym of Rhopalothrix]
    • Acanthidris Weber, 1941a: 188. Type-species: Acanthidris isthmicus, by original designation.
    • Acanthidris junior synonym of Rhopalothrix: Brown & Kempf, 1960: 230.


  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 185, Acanthidris as junior synonym of Rhopalothrix)
  • Brown, W. L., Jr. 1948e. A preliminary generic revision of the higher Dacetini (Hymenoptera: Formicidae). Trans. Am. Entomol. Soc. 74: 101-129 (page 102, Acanthidris in Myrmicinae, Dacetini [Dacetonini])
  • Brown, W. L., Jr. 1949h. Revision of the ant tribe Dacetini: IV. Some genera properly excluded from the Dacetini, with the establishment of the Basicerotini new tribe. Trans. Am. Entomol. Soc. 75: 83-96 (page 94, Acanthidris in Myrmicinae, Basicerotini)
  • Brown, W. L., Jr.; Kempf, W. W. 1960. A world revision of the ant tribe Basicerotini. Stud. Entomol. (n.s.) 3: 161-250 (page 230, Acanthidris as junior synonym of Rhopalothrix)
  • 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 618, Acanthidris in Myrmicinae, Dacetini [Dacetonini])
  • Weber, N. A. 1941a. Four new genera of Ethiopian and Neotropical Formicidae. Ann. Entomol. Soc. Am. 34: 183-194 (page 188, Acanthidris in Myrmicinae, Dacetini [Dacetonini])