Thereva kristinae Holston & Irwin 2005

Thereva kristinae Holston & Irwin Specimens examined (4). BC: Robson, Savary Island. SEM Database and literature records (65). BC: Robson (type locality), Vernon. CASC, CNCI, KCH, MEI, SEM. Conservation status. BC: S3S4 Distributional notes. In southern British Columbia, T. kristinae is known from Vancouver Island (Savary Island in Georgia Strait) east to the Okanagan (Vernon) and West Kootenay (Robson). Ecoprovinces and other designations. BC: Georgia Depression, Southern Interior, Southern Interior Mountains. Range. Cordilleran. British Columbia south to Nevada and California; Mexico, Baja California (Webb et al. 2013). Biological notes. Flight period: 25 July–29 August. Sixty-six of the 69 specimens reported here come from Robson (ten years, not consecutive), giving a good estimate of the species’ flight period at a single locality.