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 Online Catalogue of the Ants of the World.

  • 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)

References based on Global Ant Biodiversity Informatics

  • Mallis A. 1941. A list of the ants of California with notes on their habits and distribution. Bulletin of the Southern California Academy of Sciences 40: 61-100.