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Colletes consors mesocopus Swenk, 1907


Scientific Name: Colletes consors mesocopus Swenk, 1907

Common Name: Partner Plasterer Bee


Colletes mesocopus Swenk, 1907, in Lovell, 1907: 364 [♀, ♂]. Synonymy by Stephen (1954: 416), as a subspecies of Colletes consors Cresson, 1868.

     Cotypes ♀, ♂. USA, Maine, Waldoboro, 9 July 1905 [♀, no. 3721], 11 July 1907 [♂, no. 4235], by J.H. Lovell, on Kalmia angustifolia [UNSM].

Colletes mesocomus Lovell and Lovell, 1934: 28. Lapsus of Colletes mesocopus Swenk, 1907.


Taxonomic notes: Muma (1952: 18) indicated that ♂ and ♀ types of Colletes mesocopus Swenk, 1907 were at UNSM, in addition to ♀ paratypes, one of which was latter was examined by Covell (1972: 12) and placed in the USNM. Stephen (1954: 418) mentioned the holotype of C. mesocopus, but he did not indicate the sex, nor did he provide specific collection information, etc., that would qualify as a valid lectotype designation.

Stephen (1954: 416) misspelled Waldoboro as “Waldboro”.

Distribution in Canada: Gibson and Criddle 1920 [ON, QC, as Colletes mesocopus Swenk]; Michener 1951 [ON, QC, as Colletes mesocopus Swenk]; Stephen 1954 [NT, AB, SK, QC, NB, NS]; Mitchell 1960 [Canada]; Hurd 1979 [NS west to NT, AB]; Armbruster and Gunn 1989 [AK]; Romankova 2003 [ON]; Sheffield et al. 2003 [NS]; 2014 [AB, SK, MB]; Hicks and Sheffield 2021 [LB]; VIzza et al. 2021 [NU]; Gibbs et al. 2023 [MB].


Armbruster WS, Guinn DA (1989) The solitary bee fauna (Hymenoptera: Apoidea) of interior and arctic Alaska: flower associations, habitat use, and phenology. Journal of the Kansas Entomological Society 62(4): 468-483.

Gibson A, Criddle N (1920) The entomological record. Annual Report of the Entomological Society of Ontario 1919: 112-134.

Hurd PD (1979) Superfamily Apoidea. In: Krombein KV, Hurd Jr PD, Smith DR, Burks BD (Eds) Catalog of Hymenoptera in America North of Mexico. Smithsonian Institution Press, Washington, 2735 pp.

Lovell JH (1907) The Colletidae of southern Maine. The Canadian Entomologist 39: 363-365.

Mitchell TB (1960) Bees of the Eastern United States. Volume 1. North Carolina Agricultural Experiment Station Technical Bulletin 141: 1-538.

Romankova T (2003) Bees of the genus Colletes of Ontario (Hymenoptera, Apoidea, Colletidae). Journal of the Entomological Society of Ontario 134: 91-106.

Sheffield CS, Frier SD, Dumesh D (2014) The bees (Hymenoptera: Apoidea, Apiformes) of the Prairies Ecozone, with comparisons to other grasslands of Canada. In: Giberson DJ, Cárcamo HA (Eds) Arthropods of Canadian Grasslands (Volume 4): Biodiversity and Systematics Part 2. 4. Biological Survey of Canada, Ottawa, 479 pp. [ISBN 978-0-9689321-7-9].

Sheffield CS, Kevan PG, Smith RF, Rigby SM, Rogers RE (2003) Bee species of Nova Scotia, Canada, with new records and notes on bionomics and floral relations (Hymenoptera: Apoidea). Journal of the Kansas Entomological Society 76(2): 357-384.

Stephen WP (1954) A revision of the bee genus Colletes in America north of Mexico (Hymenoptera Colletidae). University of Kansas Science Bulletin 36: 149-527.

Gibbs J, Hanuschuk E, Miller R, Dubois M, Martini M, Robinson S, Nakagawa P, Sheffield CS, Onuferko T (2023) A checklist of the bees (Hymenoptera: Apoidea) of Manitoba, Canada. The Canadian Entomologist 155: E3.

Michener CD (1951) Subfamily Colletinae. In: Muesebeck CF, Krombein KV, Townes HK (Eds) Hymenoptera of America north of Mexico Synoptic Catalog. 2. United States Department of Agriculture Agricultural Monograph, Washington. Pp. 1043-1049.

Hicks B, Sheffield C (2021) Native bees (Hymenoptera; Apoidea) collected from Labrador, Canada. Journal of the Acadian Entomological Society 17: 20-24.

Vizza KM, Beresford DV, Hung KJ, Schaefer JA, MacIvor JS (2021) Wild bees (Hymenoptera: Apoidea) from remote surveys in northern Ontario and Akimishi Island, Nunavut including four new regional records. Journal of the Entomological Society of Ontario 152: 57-80.

Lovell JH, Lovell HB (1934) The pollination of Kalmia angustifolia. Rhodora 36(422): 25-28.

Sociality: Solitary
Nesting: Ground
Pollen Specialization: Polylectic
Wintering Stage: Adult

Crop Preference: Not Available
Non Crop Preference: Vaccinium angustifolium, Rubus sp., Rosa carolina, Kalmia angustifolia

Distribution: Alaska, Alberta, British Columbia, Labrador, Manitoba, New Brunswick, Newfoundland, Northwest Territories, Nova Scotia, Nunavut, Ontario, Prince Edward Island, Quebec, Saskatchewan, Yukon
Ecozone: Atlantic Maritime, Boreal Plains, Boreal Shield, Mixwood Plains, Montane Cordillera, Newfoundland Boreal, Prairie, Taiga Plains, Taiga Shield, Western Interior Basin

Distribution Map