female; lateral view
male; lateral view

Scientific Name: Holcopasites pulchellus (Cresson, 1878)

Common Name: Holcopasites pulchellus


Phileremus? pulchellus Cresson, 1878: 84 [♀,♂‚]

     Lectotype ♀ [designated by Cresson 1916: 128]. USA, Colorado, by Ridings [ANSP no. 2233]

Neopasites Robertsoni Crawford, 1906: 283 [♀,♂‚] [synonymy by Hurd and Linsley 1972: 22]

     Holotype ♀. USA, Nebraska, Lincoln, 27 August 1902, on Solidago [USNM]

Neopasites robertsoni pubescens Linsley, 1943: 131 [♂‚] [synonymy by Hurd and Linsley 1972: 22]

     Holotype ♂‚. USA, New Mexico, Gallina Creek, Jemez Mountains, 8,500 ft., 24 July 1930, by J. C. Chamberlin [CAS no. 4353]


Species Notes

The DNA Barcode Index Number (BIN) for this species is BOLD:AAK6011.



Holcopasites are cleptoparasites of panurgine bees, and in Canada hosts include bees of the genus Calliopsis and Pseudopanurgus (Linsley et al. 1956; Hurd and Linsley 1972; Michener 2007).


Extent of Occurrence (EOO) in Canada (http://geocat.kew.org/): 247,933 km2

Index of Area of Occupancy (IAO) in Canada (http://geocat.kew.org/): 112 km2



Crawford JC (1906) Three new species of bees. The Canadian Entomologist 38(8): 282-284. https://doi.org/10.4039/Ent38282-8

Cresson ET (1878) Descriptions of new North American Hymenoptera in the collection of the American Entomological Society. Transactions of the American Entomological Society 7: 61-136. https://doi.org/10.2307/25076368

Cresson ET (1916) The Cresson types of Hymenoptera. Memoirs of the American Entomological Society 1: 1-141.

Hurd PD Jr, Linsley EG (1972) Parasitic bees of the genus Holcopasites Ashmead (Hymenoptera: Apoidea). Smithsonian Contributions to Zoolology 114: 1-41.

Linsley EG (1943) A revision of the genus Neopasites (Hymenoptera: Nomadidae). Transactions of the American Entomological Society 69(2/3): 119-140. https://www.jstor.org/stable/25077508

Linsley EG, MacSwain JW, Smith RF (1956) Association of Holcopasites with Pseudopanurgus in Mexico (Hymenoptera: Anthophoridae, Andrenidae). The Pan-Pacific Entomologist 32: 82.

Michener CD (2007) The Bees of the World. 2nd Ed. Johns Hopkins University Press, Baltimore, Maryland xvi+[1]+953 pp.

Sociality: Parasitic
Nesting: Ground
Pollen Specialization: Not Applicable
Wintering Stage: Mature Larva

Crop Preference: Not Available
Non Crop Preference: Not Available

Distribution: Alberta, Saskatchewan
Ecozone: Prairie

Distribution Map