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Lasioglossum trigeminum Gibbs, 2011


Scientific Name: Lasioglossum trigeminum Gibbs, 2011

Common Name: Triplet Sweat Bee


Lasioglossum (Dialictus) trigeminum Gibbs, 2011: 201 [♀, ♂].

     Holotype . USA, Indiana, Jackson Co., N38.8799 W086.056, 26 July 2003, by S.W. Droege [PCYU].


Taxomonic notes: At least some of the specimens of Lasioglossum versatum (Lovell, 1905) vouchered from the behavioural studies of Michener (1966) were this species (Gibbs 2011: 205); Gibbs (2010, 2011) indicated that the latter name has likley been misapplied regularly.

DNA Barcode Index Number (BIN): BOLD:AAB2245

Distriution in Canada: Normandin et al. 2017 [QC].

Though recorded from Canada [QC] by Normandin et al. (2017), L. trigeminum Gibbs, 2011 was not included in the emended key to Canadian species by Gardner and Gibbs (2021).

Body length: ♀ 4.8 - 5.8 mm ♂ 4.9 mm

Forewing length: ♀ 3.5 - 3.9 mm ♂ 3.5 mm


Gibbs J (2010) Revision of the metallic species of Lasioglossum (Dialictus) in Canada (Hymenoptera, Halictidae, Halictini). Zootaxa 2591: 1-382.

Gibbs J (2011) Revision of the metallic Lasioglossum (Dialictus) of eastern North America (Hymenoptera: Halictidae: Halictini). Zootaxa 3073: 1-216.

Normandin É, Vereecken NJ, Buddle CM, Fournier V (2017) Taxonomic and functional trait diversity of wild bees in different urban settings. PeerJ 5: e3051.

Gardner J, Gibbs J (2021) New and little-known Canadian Lasioglossum (Dialictus) (Hymenoptera: Halictidae) and an emended key to species. The Canadian Entomologist 154(1), E3.

Michener CD (1966) The bionomics of a primitively social bee, Lasioglossum versatum (Hymenoptera: Halictidae). Journal of the Kansas Entomological Society 39(2): 193-218.

Sociality: Eusocial
Nesting: Ground
Pollen Specialization: Polylectic
Wintering Stage: Mated Female

Crop Preference: Not Available
Non Crop Preference: Not Available

Distribution: Quebec
Ecozone: Mixwood Plains

Distribution Map