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Colletes andrewsi Cockerell, 1906


Scientific Name: Colletes andrewsi Cockerell, 1906

Common Name: Andrew s Plasterer Bee


Colletes Andrewsi Cockerell, 1906: 311 [♀]

     Holotype ♀. USA, Colorado, Boulder, 26 June 1905, by T.D.A. Cockerell, on Heuchera ribifolia [CAS no. 15560].


Taxonomic notes: The ♂ was described by Timberlake (1943: 385). Cockerell (1906) named this species after Mr. D.M. Andrews, whose yard he collected the type specimen in. 

Stephen (1954: 283) indicated that specimens identified as C. aestivalis from MB by Criddle et al. (1924) were this species.

DNA Barcode Index Number (BIN): BOLD:ABZ4529

This BIN is currently shared with material from the United States identified in BOLD as C. sphaeralceae Timberlake, 1951 (consors group).

Biology: This species is considered oligolectic on plants of the genus Heuchera (Stephen 1954: 286; Fogel et al. 2023: 232; Gibbs et al. 2023: 15).

Distribution in Canada: Stephen 1954 [MB]; Mitchell 1960 [MB]; Hurd 1979 [MB]; Colla et al. 2012 [MB]; Sheffield et al. 2014 [SK, MB]; Robson et al. 2019 [MB]; Gibbs et al. 2023 [MB]; RSKM [SK].

Body length: ♀ 14 mm ♂ 14 mm

Forewing length: ♀ 8 mm ♂ 9 - 9.5 mm


Cockerell TDA (1906) Descriptions and records of bees.—IX. Annals and Magazine of Natural History, Series 7 17(99): 306-317.

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.

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

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].

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.

Timberlake PH (1943) Bees of the genus Colletes chiefly from Colorado. Bulletin of the American Museum of Natural History 81: 385-410.

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.

Criddle N, Curran CH, Viereck HL, Buckell ER (1924) The entomological record, 1923. Annual Report of the Entomological Society of Ontario 54: 87-102.

Colla SR, Ascher JS, Arduser M, Cane J, Deyrup S, Droege S, Gibbs J, Griswold T, Hall HG, Henne C, Neff J, Jean RP, Rightmyer MG, Sheffield C, Veit M, Wolf A (2012) Documenting persistence of most eastern North American bee species (Hymenoptera: Apoidea: Anthophila) to 1990–2009. Journal of the Kansas Entomological Society 85(1): 14-22

Robson DB, Hamel C, Neufeld R (2019) Impact of grazing history on pollinator communities in fescue prairie. Blue Jay 77(1): 10-15.

Sociality: Solitary
Nesting: Ground
Pollen Specialization: Narrow Oligolecty
Wintering Stage: Adult

Crop Preference: Not Available
Non Crop Preference: Heuchera richardsonii, Heuchera sp.

Distribution: Manitoba, Saskatchewan
Ecozone: Boreal Plains, Prairie

Distribution Map