Subfamily Masarinae - Genus Pseudomasaris

Identification Atlas of the Vespidae (Hymenoptera, Aculeata) of the northeastern Nearctic region
CJAI 05, February 19, 2008
doi: 10.3752/cjai.2008.05

Matthias Buck, Stephen A. Marshall, and David K.B. Cheung

Department of Environmental Biology, University of Guelph, Guelph, Ontario, Canada N1G 2W1

Subfamily Masarinae (Pollen Wasps)

The subfamily includes five genera in the New World, four of which are restricted to South America, and one occurs in the Nearctic region (Carpenter 2001).

Reference. – Carpenter, 2001 (World catalogue, species distributions).

Pseudomasaris Ashmead

This genus includes 15 species and is restricted to the western Nearctic region (Carpenter 2001). Three species occur in Canada (P. vespoides (Cresson) is recorded for the first time: 1 ♂, 2 ♀♀, AB, Waterton; 1 ♂, BC, Chilcotin; all CNCI); a fourth species has been collected once in southern Ontario.

References. – Richards, 1966 (key), 1963 (revision).

Only species recorded from northeastern Nearctic: Pseudomasaris edwardsii (Cresson)