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Genus: Labidus   Jurine, 1807 


Current Valid Name:

Taxonomic History (provided by Barry Bolton, 2023)

Extant: 7 valid species, 2 valid subspecies

Labidus Jurine, 1807 PDF: 282. Type-species: Labidus latreillii, by monotypy. AntCat AntWiki

Taxonomic history

Labidus in Mutillidae: Latreille, 1809 PDF: 123 [Mutillariae]; Latreille, 1810 PDF: 313 [Mutillariae].
Labidus as subgenus of Mutilla: Blanchard, 1846 PDF: pl. 118, fig. 2.
Labidus in Dorylidae: Leach, 1815: 147 [Dorylida]; Haliday, 1836: 331; Shuckard, 1840a PDF: 196; Smith, 1859c PDF: 1; Cresson, 1887 PDF: 259.
Labidus in Dorylinae: Mayr, 1865 PDF: 16 [Dorylidae]; Forel, 1878c PDF: 365 (footnote) [Dorylidae].
Labidus as junior synonym of Eciton: Dalla Torre, 1893 PDF: 1; Forel, 1899b PDF: 22.
Genus Labidus catalogues
Roger, 1863b PDF: 21, 41 (Nycteresia, Labidus); Mayr, 1863a PDF: 424, 436 (Labidus, Nycteresia); Cresson, 1887 PDF: 259 (U.S.A.); Emery, 1910b PDF: 21 (Eciton (Labidus)); Smith, 1951c PDF: 779 (North America); Kempf, 1972b PDF: 126 (Neotropical); Smith, 1979: 1327 (North America); Bolton, 1995b: 219; Borowiec, 2016 10.3897/zookeys.608.9427 PDF: 149 (species checklist).
Genus Labidus references
Shuckard, 1840a PDF: 196 (diagnosis); Mayr, 1865 PDF: 16 (diagnosis); Emery, 1910b PDF: 21 (diagnosis); Gallardo, 1920 PDF: 312 (Argentina species key); Creighton, 1950a PDF: 62 (Nearctic species key); Borgmeier, 1955 PDF: 80, 84 (diagnosis, all species revision, key); Watkins, 1976 PDF: 8 (all species key); Watkins, 1982 PDF: 209 (Mexico species key); Bolton, 1995a PDF: 1050 (census); Palacio, 1999: 153 (Colombia species key); Brady et al., 2014 10.1186/1471-2148-14-93 PDF: 4 (phylogeny); Baccaro et al., 2015 10.5281/zenodo.32912 PDF: 158 (genus in Brazil); Borowiec, 2016 10.3897/zookeys.608.9427 PDF: 144 (diagnosis); Cantone, 2017 PDF: 133 (brief male diagnosis); Palacio, 2019 PDF: 606 (Colombia species key).

Taxon Page Images:

Labidus coecus workers repair damage to a tunnel. Maquipucuna Reserve, Pichincha, Ecuador.
Image © Alex Wild. // Distribution


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Argentina, Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, United States, Uruguay, Venezuela
  Biogeographic regions (According to curated Bioregion/Taxon lists):
    Nearctic, Neotropical
  Native biogeographic regions (according to species list records):
    Nearctic, Neotropical


Key to species, based on males (translated and adapted from Borgmeier 1955 by B.E. Boudinot)

1 Mandibular apex pointed: Lateral and medial margins of mandible tapering to apex in dorsal view ... 2
- Mandibular apex truncate: Lateral and medial margins angled subapically ... 4
2 Anterior clypeal margin more-or-less concave ... L. coecus
- Anterior clypeal margin convex ... 3
3 Anterior clypeal margin strongly convex. Body black or dark brown. Ocelli smaller ... L. curvipes
- Anterior clypeal margin weakly convex. Body reddish yellow. Ocelli larger ... L. auropubens
4 Anterior clypeal margin strongly convex ... L. truncatidens
- Anterior clypeal margin linear or concave ... 5
5 Ventral face of metatibia with somewhat flat ventral furrow; anteroventral margin of furrow with sharp ridge ... L. praedator
- Ventral face of metatibia rounded; anteroventral margin without ridge ... L. nero


Borgmeier, T. 1955. Die Wanderameisen der neotropischen Region. Studia Entomologica 3:1-720.

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