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Ashmeadiella cubiceps (Cresson, 1879)


Scientific Name: Ashmeadiella cubiceps (Cresson, 1879)

Common Name: Ashmeadiella cubiceps


Heriades (?) cubiceps Cresson, 1879: 205 [♀].

     Syntypes ♀. USA, Nevada, by [H.K.] Morrison [ANSP no. 2246]. This is supported also on the USMN page.

Titusella clypeata Michener, 1936: 93 [♀]. SYnonymy by Michener (1939: 56), as a subspecies of A. cubiceps (Cresson).

     Holotype ♀. USA, California, Los Angeles Co., Eagle Rock Hills, 14 April 1933, by C.D. Michener, ex. Rhamnus crocea [CAS no. ].


Taxonomic Notes: The ♂ of A. cubiceps clypeata Michener was first described by Michener (1939: 56). Ashmeadiella cubiceps clypeata Michener, 1936 is a valid subspecies known from California and Oregon (Michener 1936, 1939), but only the typical form occurs in Canada (Sheffield and Heron 2019).

DNA Barcode Index Number (BIN): BOLD:ABW4555

Distribution in Canada: Rowe 2017 [BC]; Sheffield and Heron 2019 [BC]. 


Cresson ET (1879) Descriptions of new North American Hymenoptera in the collection of the American Entomological Society. Transactions of the American Entomological Society 7: 201-214.

Sheffield CS, Heron JM (2019) The bees of British Columbia (Hymenoptera: Apoidea, Apiformes). Journal of the Entomological Society of British Columbia 115: 44-85.

Michener CD (1936) New Californian Osmiinae (Hymen., Megachilidae). Bulletin of the Southern California Academy of Sciences 35: 84-93.

Michener CD (1939) A revision of the genus Ashmeadiella (Hymen., Megachilidae). The American Midland Naturalist 22(1): 1-84.

Sociality: Solitary
Nesting: Cavity Renter
Pollen Specialization: Polylectic
Wintering Stage: Mature Larva

Crop Preference: Not Available
Non Crop Preference: Chaenactis sp., Rhamnus sp., Cryptantha sp.

Distribution: British Columbia
Ecozone: Western Interior Basin

Distribution Map