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: Crematogastrini
Genus: Protomognathus
Wheeler, W.M., 1905
Type species
Tomognathus americanus, now Temnothorax americanus



Specimen Label

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


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

  • PROTOMOGNATHUS [junior synonym of Temnothorax]
    • Protomognathus Wheeler, W.M. 1905a: 3 [as subgenus of Tomognathus]. Type-species: Tomognathus americanus, by monotypy.
    • Protomognathus junior synonym of Harpagoxenus: Emery, 1924d: 265.
    • Protomognathus revived from synonymy and raised to genus: Cover, in Hölldobler & Wilson, 1990: 65.
    • Protomognathus junior synonym of Temnothorax: Ward et al., 2014: 15.


  • Bolton, B. 1994. Identification guide to the ant genera of the world. Cambridge, Mass.: Harvard University Press, 222 pp. (page 105, Protomognathus in Myrmicinae, Formicoxenini)
  • Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 369, Protomognathus as genus)
  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 251, Protomognathus as genus)
  • 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 688, Protomognathus in Myrmicinae, Leptothoracini)
  • Emery, C. 1924f [1922]. Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C: 207-397 (page 265, Protomognathus junior synonym of Harpagoxenus.)
  • Hölldobler, B.; Wilson, E. O. 1990. The ants. Cambridge, Mass.: Harvard University Press, xii + 732 pp. (page 65, Protomognathus revived from synonymy and raised to genus.)
  • Wheeler, W. M. 1905a. An interpretation of the slave-making instincts in ants. Bull. Am. Mus. Nat. Hist. 21: 1-16 (page 3, Protomognathus as subgenus of Tomognathus)