Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 1-6
The Robber Flies (Dlptera: Asilidae) of a Festuca Grassland in the Okanagan Valley, British Columbia
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 14-26
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 26-33
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 34-38
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 39-47
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 48-54
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 55-62
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 63-65
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 66-70
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 70-77
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 77-80
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 80-81
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 82-88
Published in Journal of The Entomological Society of British Columbia, in 1989, in volume 86, pages 91