Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Guide to the siricid woodwasps of North America
By Schiff N.M., Valley S.A., LaBonte J.R., Smith D.R.
USDA Forest Service, Forest Health Technology Enterprise Team, Morgantown, WV. 101 pp., 2006
Cite: 455288
Full text

NB: many important taxonomic and distributional updates have been published since in(1)