1104 COLEOPTERA 



Injury Larvae burrow in sapwood of weakened trees. 



Distribution North America. 



Reference Brooks, F. E. U. S. Agr. Dept. Farmers' bul. 1065:5. 1919. 



flavicornis Boh. Schn., Anthonomus Fam. Curculionidae 



Hosts Crataegus, Solanum, dogwood, and other species. 

 Distribution North America. 



Reference Blatchley, W. S., and Leng, C. W. Rhynchophora of north eastern America, 

 p. 298. 1916. 



flavicornis Clairv., Ramphus Fam. Curculionidae 



Synonym Ramphus oxyacanthae Marsh. 



Hosts Malus, Crataegus oxyacantha, Betula, Salix, Primus, Populus. 

 Injury Larvae mine in leaves. 

 Distribution Europe. 



References Heyden, C. von. Berlin, ent. Zeit. 6: 63. 1862. 

 Bargagli, P. Rincofori Europei, p. 251. 1883. 



foliacea Lee., Haltica (Apple flea beetle) Fam. Chrysomelidae 



Hosts Malus, Crataegus. 



Injury Beetles and larvae eat many small holes in foliage. 



Distribution North America. 



Reference Murtfeldt, M. E. Insect life 1 : 74. 1888. 



giganteus Krinick., Rhynchites : Fam. Curculionidae 



Host Crataegus oxyacantha. 

 Distribution Europe, Asia. 



References Desbrochers, L. Monographic des Rhinomaceridae, p. 345. 1869. 

 Bargagli, P. Rincofori Europei, p. 180, 188. 1883. 



helxines Linn., Crepidodera Fam. Chrysomelidae 



Hosts Crataegus, Salix, Malus, Pyrus, Ulmus, Populus. 



Injury Beetles eat many small holes in leaves. 



Distribution Europe, North America. 



References Blatchley, W. S. Coleoptera of Indiana, p. 1214. 1910. 



Slingerland, M. V., and Crosby, C. R. Manual of fruit insects, p. 205. 

 1914. 



icosandriae Scop., Rhynchites Fam. Curculionidae 



Synonym Rhynchites conicus 111. 



Hosts Crataegus oxyacantha, Malus, Pyrus, Prunus, Sorbus. 

 Injury Beetles cut off tender twigs. Serious pest in nurseries. 

 Distribution Europe, Asia. 



References Kaltenbach, J. H. Pflanzenfeinde, p. 154, 207. 1872. 

 Bargagli, P. Rincofori Europei, p. 188. 1883. 



impressifrons Gyll., Polydrusus Fam. Curculionidae 



Hosts Salix, Populus, Crataegus, Quercus, Malus, Pyrus, Corylus, and other species. 

 Injury Beetles eat buds, leaves, and tender twigs in May and June. 

 Distribution Europe, New York (imported about 1906). 

 References Parrott, P. J., and Glasgow, H. New York (Geneva) Agr. Exp. Sta. 



Tech. bul. 56:7. 1916. 

 Pierce, W. D. Journ. econ. ent. 9:424. 1916: 



maculicornis Germ., Phyllobius (Green leaf weevil) .Fam. Curculionidae 



Hosts Malus, Pyrus, Prunus, Quercus, Crataegus, Acer. 



Injury Beetle eats into opening buds, and later eats holes in leaves. 



Distribution Europe, Asia. 



Reference Theobald, F. V. Insect pests of fruits, p. 119. 1909. 



