Western U.S./ Canada

Peterson Field Guides   1999   560p   4.5 x 7

A massive guide with 590 species, illustrated in lifelike positions on beautiful new color plates. With descriptions of all the butterflies that occur west of the 100th meridian in the United States and Canada, this guide has accurate information on ranges, habitats, flight seasons, food plants, and more. Including color range maps and more than 100 color photographs accompany the species descriptions. 

$5-15

Other works involving field guides, insects, animals, the wild, nature