Leptothorax calderoni

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Leptothorax calderoni
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Leptothorax
Species: L. calderoni
Binomial name
Leptothorax calderoni
Creighton, 1950

Leptothorax calderoni casent0005681 profile 1.jpg

Leptothorax calderoni casent0005681 dorsal 1.jpg

Specimen labels



Distribution based on Regional Taxon Lists

Nearctic Region: United States (type locality).

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb




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

  • calderoni. Leptothorax (Mychothorax) canadensis ssp. calderoni Creighton, 1950a: 276 U.S.A. (as junior synonym of septentrionalis). [First available use of Leptothorax (Mychothorax) acervorum r. canadensis var. calderoni Forel, 1914c: 617; unavailable name.] Revived from synonymy and raised to species: Ward, 2005: 13.

Type Material



  • Creighton, W. S. 1950a. The ants of North America. Bull. Mus. Comp. Zool. 104: 1-585 (page 276, First available use of name)
  • Forel, A. 1914c. Einige amerikanische Ameisen. Dtsch. Entomol. Z. 1914: 615-620 (page 617, worker, queen described; Leptothorax; unavailable name)
  • Ward, P.S. 2005. A synoptic review of the ants of California (Hymenoptera: Formicidae). Zootaxa 936: 1-68 (page 13, Status changed from Leptothorax (Mychothorax) canadensis calderoni to Leptothorax calderoni)