INSECTS, 



INJURIOUS AND BENEFICIAL, 



THEIR 



ftfatural Jiistory Qassifieatiop. 



AN ELEMENTARY TEXT-BOOK 



Ji*i * .if AS .*" 



FOR THE USE OF SCHOOLS. 



BY MATTHEW COOKE, 



M 



3ceoutive Horticultural Officer 



Author of "Injurious Insects of the Orchard, Vineyard, tc 



laua Ctlief Et3ceoxAtive Flortiou lt\j ral Officer ot 



THIRD REVISED EDITION. 



o!/ 6^ Mechanical Engineer. 



SAN FRANCISCO, CAL. 



SAN FRANCISCO 

 THE BANCROFT COMPANY, PUBLISHERS 



1889 



