INSECTS OF HOPS^ HORNBEAM, HOESE-CHESTNUT. 137 



COLEOPTERA. 

 Chrysomelldae. 



Phyllotreta nemorum Linnaeus; Europe. (See Crucifers.) 



Elateridae. 



Agriotes lineatus Linnseus. (See Tobacco.) 



LEPIDOPTERA. 

 Pyralidae. 



Pyrausta nubilalis Hiibner; Europe; bores in stems. (See Grain.) 



Noctuldse. 



Hypena rostralis Linnaeus; Europe; feeds on foliage. 



LITERATURE. 



Theobald, F. V. Text Book of Agric. Zoology, pp. 260-262, figs. 150, 159. 1913. 



Remisch, Fr. VON. Zeitschr. f. Wiss. Insekten bioL, band. 13, heft 9, pp. 331-333; heft 10, pp. 363-368. 1908. 



HORNBEAM. 



(Carpinus betulus L., etc. Family Betulacese.) 



Hard-wooded trees much used in tool making. Occur in Europe, Asia, and 

 America. 



IMPORTANT HORNBEAM INSECTS. 



HEMIPTERA. 

 Coccidae: 



Unarmored— 

 Pulvinaria betulx Linn?eus; Lecanium coryli Linnaeus, and Lecanium pulchrum Marchal; Europe. 



COLEOPTERA. 

 Anobiidse. 



Xestobium rufovillosum DeGeer; Europe; bores in the wood. 

 Ptilinws pectinicornis Linnaeus; Europe; bores in the wood. 



Elateridae. 



Athous su,bfuscu,s Miiller; wireworm; Europe; injures fruit and seedlings. 



Scarabaeidae. 



Amphimallon solslitialis Limiieus; Europe; the larvfe injure the roots of small plants while the adult 

 injure the shoots. 



Melolontha hippocastani Fabricius, and M. melolontha LimiiBUs; Europe; larvae injure roots of seed- 

 lings. 



Scolytidae. 



Anisandrus dispar Fabricius; Europe; galleries wood. 



Scolyius carpini Ratzeburg; Germany; galleries in bark, bast, and sapwood. 



Xyloterus domesticus Linnaeus; Germany; galleries in bark and sapwood. 



LEPIDOPTERA. 

 Geometridae. 



Hibernia defoliaria Linnwus and H. marginaria Borckh.; Europe; defoliators. 



Lymantrildae. 



Dasychira pudibunda Linnaeus; -^Euproctis chrysorrhoea Linnaeus, ^^.Lymantria monacha Linniieus, 

 ^Porthetria dispar Linnaeus, Porthesiasimilis Fuessly; Europe; defoliators. (See Forest defoliators.) 



LITERATURE. 



LiNDiNGEK, L. Die Schildlause (Coccidae) . 1912. 



Hess, R. Der Forstschutz, 1900, vol. 2. 



NOss^ix, O. Leitfaden der Forstinsektenkunde, 2d ed. 1913. 



HORSE-CHESTNUT; BUCKEYE. 



{Aescidus spp. Family Sapindaceae.) 



Ornamental trees and shrubs, desirable for shade trees, occurring in North America, 

 Asia, Europe. 



