Lasius flavoniger

AntWiki: The Ants --- Online
Lasius flavoniger
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Formicinae
Tribe: Lasiini
Genus: Lasius
Section: niger clade
Species group: niger
Species: L. flavoniger
Binomial name
Lasius flavoniger
Seifert, 1992

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Specimen Labels

One of the two collections of this species, from near Altinözu 10 June 1993, was collected from an orchard meadow with alates in the nest (Seifert 2020).

Identification

Seifert (2020) - Lasius flavoniger is well separable from Lasius flavescens by a much longer and more flattened scape, a longer terminal segment of maxillary palp, and a larger torulo-clypeal distance. The main differences to Lasius schulzi are the much more numerous setae on scape, tibiae and genae and the rougher pubescence.

Keys including this Species

Distribution

Seifert (2020) - Known from two sites in SE Turkey: Sogukoluk (37.52°N, 27.92°E, 500 m) and 5 km S of Altinözu (36.08°N, 36.25°E, 350 m).

Distribution based on Regional Taxon Lists

Palaearctic Region: Türkiye (type locality).

Distribution based on AntMaps

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Distribution based on AntWeb specimens

Check data from AntWeb

Countries Occupied

Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species.
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Estimated Abundance

Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species.
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Biology

Castes

Nomenclature

The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • flavoniger. Lasius (Lasius) flavoniger Seifert, 1992b: 27, fig. 20 (w.) TURKEY.

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.

Description

Seifert (2020) - Absolute size rather small (CS 872 µm). Head length rather large (CL/CW900 1.082); scape long (SL/CS900 1.002); postocular distance rather small (PoOc/CL900 0.228); torulo-clypeal distance medium rather large (dClAn900 4.71); eye size small (EYE/CS900 0.229); terminal segment of maxillary palp moderately long (MP6/CS900 0.196). Number of mandibular dents medium (MaDe900 8.00). Pubescence on clypeus very sparse (sqPDCL900 5.52); frontal pubescence, in contrast, rather dense and long (PLF900 35.2). All surfaces of head and mesosoma with numerous standing setae of medium to large length (PnHL/CS900 0.160, GuHL/CS900 0.128, nGu900 10.5, nOcc900 19.1, nGen900 10.2, nSt900 6.6). Dorsum of scape with a number of subdecumbent to suberect setae (nSc900 10.4), flexor profile of hind tibia with more numerous erect to suberect setae (nHT900 24.7). Coloration: Head and gaster yellowish brown, remaining body parts yellowish.

See table 7 in Seifert 2020 for additional morphometrics. The abbreviated names of various quantitative data shown above are defined here: Seifert 2020 Lasius characters.

Type Material

Seifert (2020) - Lectotype (2nd specimen, by present designation) and two paralectotype workers on the same pin labelled ”TURKEY: S.Coastlands. Sogukolok. C. Kosswig. B.M.1948-400.“; depository: Staatliches Museum für Naturkunde Görlitz.

References

References based on Global Ant Biodiversity Informatics

  • Borowiec L. 2014. Catalogue of ants of Europe, the Mediterranean Basin and adjacent regions (Hymenoptera: Formicidae). Genus (Wroclaw) 25(1-2): 1-340.
  • Seifert B. 1992. A taxonomic revision of the Palaearctic members of the ant subgenus Lasius s.str. (Hymenoptera: Formicidae). Abhandlungen und Berichte des Naturkundemuseums Görlitz 66(5): 1-67.