AntWiki: The Ants --- Online
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Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Formicinae
Tribe: Camponotini
Genus: Johnia
Karavaiev, 1927
Type species
Polyrhachis schizospina, now Polyrhachis numeria

Polyrhachis numeria casent0901872 p 1 high.jpg

Polyrhachis numeria casent0901872 d 1 high.jpg

Specimen Labels

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


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

  • JOHNIA [junior synonym of Aulacomyrma]
    • Johnia Karavaiev, 1927e: 43 [as subgenus of Polyrhachis]. Type-species: Polyrhachis (Johnia) schizospina, by monotypy.
    • Johnia junior synonym of Aulacomyrma: Hung, 1967b: 402.


  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 125, Johnia as junior synonym of Aulacomyrma)
  • Hung, A. C. F. 1967b. A revision of the ant genus Polyrhachis at the subgeneric level (Hymenoptera: Formicidae). Trans. Am. Entomol. Soc. 93: 395-422 (page 402, Johnia as junior synonym of Aulacomyrma)
  • Karavaiev, V. 1927f. Ameisen aus dem Indo-Australischen Gebiet. III. Zb. Prats Zool. Muz. 3:3-52 [= Tr. Ukr. Akad. Nauk Fiz.-Mat. Vidd. 7:3-52]. (page 43, Johnia as subgenus of Polyrhachis)