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Genus: Harpagoxenus   Forel, 1893 


Classification:

Taxonomic History (provided by Barry Bolton, 2017)

3 species, 1 subspecies

Harpagoxenus Forel, 1893b PDF: 167. AntCat AntWiki

Taxonomic history

Genus Harpagoxenus references
Mayr, 1863a PDF: 456 (catalogue); Mayr, 1865 PDF: 23 (diagnosis); Emery, 1882a: 279 (Europe & Algeria species); Dalla Torre, 1893 PDF: 63 (catalogue); Emery, 1924f: 265 (diagnosis, catalogue); Creighton, 1950a PDF: 284 (North America species key); Bernard, 1967a PDF: 223 (diagnosis); Smith, 1979: 1398 (North America catalogue); Radchenko, 1994b: 112 (South Siberia species key); Bolton, 1995a PDF: 1049 (census); Bolton, 1995b: 211 (catalogue); Xu, 2012a: 21 (all species key).

Distribution:

(based on species list records)   Genus is native to: Nearctic, Palearctic bioregions.

Nearctic Region: Alberta, Canada, Minnesota, North America, Ohio, Quebec, United States
Neotropical Region: Americas
Palearctic Region: Austria, Belarus, Belgium, Bulgaria, China, Czech Republic, Denmark, Dolnośląskie, Eastern Europe, Estonia, Europe, Finland, France, Georgia, Germany, Hungary, Italy, Lithuania, Mongolia, Northern Europe, Norway, Poland, Romania, Russia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, Ukraine, Western Europe

Taxonomic Treatment (provided by Plazi)

Treatment Citation: Collingwood, C. A., 1979, The Formicidae (Hymenoptera) of Fennoscandia and Denmark., Fauna Entomologica Scandinavica 8, pp. 1-174

Genus HarpagoxenusHNS Forel, 1893

HarpagoxenusHNS Forel, 1893: 167.

Type-species: Myrmica sublaevis NylanderHNS, 1849.

Workers and queens. Head large, subrectangular with broad edentate mandibles. Both petiole and postpetiole have strongly developed ventral tooth-like projections. Palp formula 5:3. Antennae 11 segmented.

Male. Similar to Leptothorax acervorumHNS but with ventral projecting tooth on postpetiole as in female castes. Antennae 12 segmented.

This genus contains at most 2 or 3 palaearctic and 1 North American species living in semi-parasitic dulotic relationship with members of the closely related genus LeptothoraxHNS



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