Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
The Fruit Flies (Tephritidae) of Ontario
Canadian Journal of Arthropod Identification No. 15 (May, 2011)
M.D. Jackson, S.A. Marshall, R. Hanner, A.L.Norrbom

it's changed again
as of 8/2023: but most everything is gone beyond the home page and the subheading pages linked from the left side of the home page.
Fortunately, the PDF is still available from the home page