Lasius bicornis

Collingwood, C. A., 1979, The Formicidae (Hymenoptera) of Fennoscandia and Denmark., Fauna Entomologica Scandinavica 8, pp. 1-174 : 105

publication ID

6175

DOI

https://doi.org/10.5281/zenodo.6283864

persistent identifier

https://treatment.plazi.org/id/072A80E1-DD76-A08C-C99F-D8D93B889804

treatment provided by

Christiana

scientific name

Lasius bicornis
status

 

40. Lasius bicornis View in CoL   HNS (Forster, 1850) Figs. 147, 148.

Formica bicornis Forster   HNS , 1850:41.

Worker. Clear citron yellow. Funiculus segments not longer than broad; scape distinctly flattened. Outline of petiole characteristic: high, tapering dorsally with a deep emargination. Body hairs long, longest hairs nearly as long as maximum hind tibial width, sparse on dorsum of gaster where restricted to posterior borders of tergites; genal hairs sparse, scapes and tibiae bare. Length: 4.0-4.5 mm.

Queen. Yellowish brown to brown with head wider than alitrunk. Characters as worker; size relatively small. Length: 4.8-5.3 mm.

Male. Dark brown; petiole high, tapered and deeply indented; gaster hairs very sparse. Length: 4.0 mm.

Distribution. Rare; Sweden: Sm. (Forsslund, 1957a). - Range: Central and South Europe from Pyrenees and Caucasus but also recorded from Himalayas (Kashmir), South Italy to Netherlands; uncommon.

Biology. This species nests in rotten logs. Alatae have been taken in September (Poldi, 1962).

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Formicidae

Genus

Lasius

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