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Lasioglossum tegulare (Robertson, 1890)


Scientific Name: Lasioglossum tegulare (Robertson, 1890)

Common Name: Epaulette Metallic Sweat Bee


Halictus tegularis Robertson, 1890: 318 [♀, ♂].

     Lectotype , designated by Cresson (1928: 65). USA, Connecticut, N. Haven, 6 June 1878, by W.H. Patton [ANSP no. 4254].


Taxonomic notes: The lectotype designation of Gibbs (2011: 196) for H. tegularis Robertson was not required, as Cresson (1928: 65) had already selected and designated the same specimen.

DNA Barcode Index Number (BIN): BOLD:AAD7708

This BIN is shared with other members of the Lasioglossum gemmatum (aka tegulare) species complex (Gardner and Gibbs 2023), including L. coactus (Cresson, 1872), L. profundum Gardner and Gibbs, 2023, and L. puteulanum Gibbs, 2009; of these, only L. tegulare only has been recorded from Canada (Gardner and Gibbs 2023).

Distribution in Canada: Knerer and Atwood 1962 [ON]; Gibbs 2010, 2011 [ON]; Normandin et al. 2017 [QC]; Gardner and Gibbs 2023 [ON, QC].



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.

Knerer G, Atwood CE (1962) An annotated check list of the non-parasitic Halictidae (Hymenoptera) of Ontario. Proceedings of the Entomological Society of Ontario 92: 160-176.

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

Robertson C (1890) New North American bees of the genera Halictus and Prosopis. Transactions of the American Entomological Society 17(4): 315-318.

Cresson ET (1928) The types of Hymenoptera in the Academy of Natural Sciences of Philadelphia other than those of Ezra T. Cresson. Memoirs of the American Entomological Society 5: 1-90.

Gardner J, Gibbs J (2023) Revision of the Nearctic species of the Lasioglossum (Dialictus) gemmatum species complex (Hymenoptera: Halictidae). European Journal of Taxonomy 858: 1–222.

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

Crop Preference: Not Available
Non Crop Preference: Not Available

Distribution: Ontario, Quebec
Ecozone: Mixwood Plains

Distribution Map