Formicoxenus

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Formicoxenus
Formicoxenus nitidulus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Formicoxenus
Mayr, 1855
Type species
Myrmica nitidula, now Formicoxenus nitidulus
Diversity
7 species
(Species Checklist)

Formicoxenus nitidulus casent0173159 profile 1.jpg

Formicoxenus nitidulus

Formicoxenus nitidulus casent0173159 dorsal 1.jpg

Specimen Label

Synonyms
Evolutionary Relationships



Cardiocondyla



Ocymyrmex






Nesomyrmex



Xenomyrmex





Terataner




Atopomyrmex



Cataulacus










Carebara



Diplomorium






Melissotarsus



Rhopalomastix






Calyptomyrmex



Tetramorium





Cyphoidris



Dicroaspis










Aretidris



Vollenhovia





Dacetinops



Indomyrma








Crematogaster



Meranoplus






Lophomyrmex




Adlerzia



Recurvidris






Stereomyrmex




Trichomyrmex





Eutetramorium




Royidris




Malagidris



Vitsika








Huberia



Podomyrma





Liomyrmex



Metapone













Kartidris



Mayriella





Tetheamyrma




Dacatria



Proatta









Dilobocondyla



Secostruma






Acanthomyrmex



Myrmecina





Perissomyrmex



Pristomyrmex









some Lordomyrma



Propodilobus





Lasiomyrma




[some Lordomyrma




Ancyridris



some Lordomyrma









Paratopula




Poecilomyrma




Romblonella



Rotastruma








Gauromyrmex



Vombisidris





Temnothorax




Harpagoxenus




Formicoxenus



Leptothorax













Based on Ward et al. (2014) and Blaimer et al. (2018).

Identification

Keys including this Genus

Keys to Species in this Genus

Distribution

World distribution based on political regions. View/Edit Data
Formicoxenus Distribution.png Worlddistribution legend.jpg

Species richness

Species richness by country based on regional taxon lists (countries with darker colours are more species-rich). View Data

Formicoxenus Species Richness.png

Check distribution from AntMaps.

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Check specimen data from AntWeb

Biology

Castes

Morphology

Worker Morphology

 • Antennal segment count 11 • Antennal club 3 • Palp formula 5,3; 4,3 • Total dental count 5-6 • Spur formula 0, 0 • Sting present

Male Morphology

 • Antennal segment count 12 • Antennal club 0 in alates; gradual in ergatoids • Palp formula 5,3; 4,3 • Total dental count 0-4 • Spur formula 0, 0 • Caste alates/intermediates/ergatoids

Nomenclature

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

  • FORMICOXENUS [Myrmicinae: Formicoxenini]
    • Formicoxenus Mayr, 1855: 413. Type-species: Myrmica nitidula, by monotypy.
    • Formicoxenus junior synonym of Stenamma: Mayr, 1863: 422; Roger, 1863b: 25.
    • Formicoxenus revived status as genus: André, 1882c: 273.
    • Formicoxenus senior synonym of Symmyrmica: Francoeur, Loiselle & Buschinger, 1985: 347.
  • SYMMYRMICA [junior synonym of Formicoxenus]
    • Symmyrmica Wheeler, W.M. 1904a: 3. Type-species: Symmyrmica chamberlini, by monotypy.
    • Symmyrmica junior synonym of Formicoxenus: Francoeur, Loiselle & Buschinger, 1985: 347.

References

  • André, E. 1882d. Les fourmis. [part]. Pp. 233-280 in: André, Edm. 1881-1886. Species des Hyménoptères d'Europe et d'Algérie. Tome Deuxième. Beaune: Edmond André, 919 + 48 pp. (page 273, Formicoxenus as genus)
  • Ashmead, W. H. 1905c. A skeleton of a new arrangement of the families, subfamilies, tribes and genera of the ants, or the superfamily Formicoidea. Can. Entomol. 37: 381-384 (page 383, Formicoxenus in Myrmicinae, Stenammini)
  • Bolton, B. 1994. Identification guide to the ant genera of the world. Cambridge, Mass.: Harvard University Press, 222 pp. (page 105, Formicoxenus in Myrmicinae, Formicoxenini)
  • Bolton, B. 2003. Synopsis and Classification of Formicidae. Mem. Am. Entomol. Inst. 71: 370pp (page 246, Formicoxenus in Myrmicinae, Formicoxenini; Formicoxenus as genus)
  • Brown, W. L., Jr. 1973b. A comparison of the Hylean and Congo-West African rain forest ant faunas. Pp. 161-185 in: Meggers, B. J., Ayensu, E. S., Duckworth, W. D. (eds.) Tropical forest ecosystems in Africa and South America: a comparative review. Wash (page 180, Formicoxenus provisional junior synonym of Leptothorax)
  • Dalla Torre, K. W. von. 1893. Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus. Vol. 7. Formicidae (Heterogyna). Leipzig: W. Engelmann, 289 pp. (page 62, Formicoxenus in Myrmicinae)
  • Emery, C. 1895l. Die Gattung Dorylus Fab. und die systematische Eintheilung der Formiciden. Zool. Jahrb. Abt. Syst. Geogr. Biol. Tiere 8: 685-778 (page 769, Formicoxenus in Myrmicinae, Myrmicini)
  • Emery, C. 1914e. Intorno alla classificazione dei Myrmicinae. Rend. Sess. R. Accad. Sci. Ist. Bologna Cl. Sci. Fis. (n.s.) 18: 29-42 (page 42, Formicoxenus in Myrmicinae, Leptothoracini)
  • Emery, C. 1924f [1922]. Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C: 207-397 (page 264, Formicoxenus in Myrmicinae, Leptothoracini)
  • Emery, C.; Forel, A. 1879. Catalogue des Formicides d'Europe. Mitt. Schweiz. Entomol. Ges. 5: 441-481 (page 457, Formicoxenus as junior synonym of Stenamma)
  • Forel, A. 1893b. Sur la classification de la famille des Formicides, avec remarques synonymiques. Ann. Soc. Entomol. Belg. 37: 161-167 (page 165, Formicoxenus in Myrmicinae, Formicoxenini)
  • Forel, A. 1917. Cadre synoptique actuel de la faune universelle des fourmis. Bull. Soc. Vaudoise Sci. Nat. 51: 229-253 (page 245, Formicoxenus in Myrmicinae, Leptothoracini)
  • Francoeur, A.; Loiselle, R.; Buschinger, A. 1985. Biosystématique de la tribu Leptothoracini (Formicidae, Hymenoptera). 1. Le genre Formicoxenus dans la région holarctique. Nat. Can. (Qué.) 112: 343-403 (page 343, 347, Formicoxenus valid genus, senior synonym of Symmyrmica, and revision of genus)
  • Mayr, G. 1855. Formicina austriaca. Beschreibung der bisher im österreichischen Kaiserstaate aufgefundenen Ameisen, nebst Hinzufügung jener in Deutschland, in der Schweiz und in Italien vorkommenden Arten. Verh. Zool.-Bot. Ver. Wien 5: 273-478 (page 413, Formicoxenus in Myrmicinae [Myrmicidae])
  • Mayr, G. 1863a. Formicidarum index synonymicus. Verh. K-K. Zool.-Bot. Ges. Wien 13: 385-460 (page 422, Formicoxenus as junior synonym of Stenamma)
  • Roger, J. 1863b. Verzeichniss der Formiciden-Gattungen und Arten. Berl. Entomol. Z. 7(B Beilage: 1-65 (page 25, Formicoxenus as junior synonym of Stenamma)
  • Wheeler, W. M. 1910b. Ants: their structure, development and behavior. New York: Columbia University Press, xxv + 663 pp. (page 139, Formicoxenus in Myrmicinae, Myrmicini)
  • Wheeler, W. M. 1922i. Ants of the American Museum Congo expedition. A contribution to the myrmecology of Africa. VII. Keys to the genera and subgenera of ants. Bull. Am. Mus. Nat. Hist. 45: 631-710 (page 664, Formicoxenus in Myrmicinae, Leptothoracini)