Thereva fucata Loew 1872

Thereva fucata Loew Specimens examined (44). BC: Ashcroft, Finney Creek; Bute Inlet, Homathko River; Langford; Langford, Thetis Lake; Osoyoos, Desert Centre; Osoyoos, Mount Kobau (Fig. 17); Penticton, Madeleine Lake; Robson; Saanich, Mount Newton; Spuzzum Creek; Vancouver; Vaseux Creek; Vernon, Irish Creek Ranch; Vernon, Kalamalka Seed Orchard; Victoria; Victoria, Goldstream. PFC, RBCM, SEM. Database and literature records (3). BC: Merritt; Oliver. CNCI. Conservation status. BC: S3S4 Distributional notes. In British Columbia, Thereva fucata is reported from only the south coast (Victoria, Bute Inlet) and southern Interior valleys (Merritt, Osoyoos, Robson). Ecoprovinces and other designations. BC: Georgia Depression, Coast and Mountains, Southern Interior, Southern Interior Mountains. Range. Cordilleran. British Columbia south to California and Utah; Mexico, Baja California (Webb et al. 2013). Biological notes. Flight period: 2 June–27 September. In BC, T. fucata is often found in sandy areas; in the Interior, these localities are usually in, or near, grasslands at a variety of elevations (Fig. 17). The species is reported in ground emergence traps in a Larix occidentalis plot in a Vernon forestry seed orchard (RBCM).