Because they can cause so much damage (think Emerald Ash Borer), jewel beetles are important to notice and identify.
The Field Guide was developed and published by the Canadian Food Inspection Agency, the University of Guelph Insect Collection and the Invasive Species Centre to create a user-friendly resource for jewel beetle identification.
Download the entire searchable book at http://www.biodiversityinfocus.com/pdfs/Jewel_Beetle_Field_Guide_English.pdf
just to look at the pictures if nothing else - what a incredible job they did!
The physical book is a softcover 411 page, 6×9″ and covers the 164 jewel beetle species known from northeastern North America. There are detailed illustrations and photos, as well as 2 identification keys to the 23 genera.
The Field Guide to the Jewel Beetles of Northeastern North America is available free by calling 1-800-442-2342 and choosing option 7.