Download or read book The Bee Genera of North and Central America (Hymenoptera:Apoidea) written by Charles Duncan Michener and published by Smithsonian Books (DC). This book was released on 1994 with total page 232 pages. Available in PDF, EPUB and Kindle. Book excerpt: "The first identification key to cover all bees in the whole of the New World north of the equator. Parallel columns of English and Spanish text, and 500 drawing and photographs detail the distinguishing features of 169 genera and provide additional information such as range, number of species and subgenera, and references to any revisionist studies. Includes a guide to using the key. Field tested. Annotation c. by Book News, Inc., Portland, Or." -- PUBLISHER.