REPORT OF THE STATE ENTOMOLOGIST I908 I09 



1868 Gnathotrichus. Eichhoff. Berl. Ent. Zeit. p. 275 



1876 Pityophthorus. Leconte. Am. Phil. Soc. Proc. 15 1350 



1877 Cryphalus. Provancher. Faun. Ent. Can. 1 1566 



1878 Gnathotrichus EichhofF. Rat. Tom. p. 406 

 1886 Gnathotrichus. Schwarz. Ent. Am. 2 :40 



1888 Gnathotrichus. Schwarz. Ent. Soc. Wash. Proc. i :44, 80 



1890 Gnathotrichus. Packard. U. S. Ent. Com'n, 5th Rep't, p. 718-20, 816, 

 fig. 249 



1893 Gnathotrichus. Hopkins. W. Va. Agric. Exp. Sta. Bui. 3r, p. 128; 



Bui. 32, p. 208 



1894 Gnathotrichus. Hopkins. Can. Ent. 26:277 



1895 Gnathotrichus. Hamilton. Am. Ent. Soc. Trans. 22:346, 378 

 1897 Gnathotrichus. Hubbard. U. S. Div. Ent. Bui. 7. n. s. p. 30 



1899 Gnathotrichus. Hopkins. W. Va. Agric. Exp. Sta. Bui. 56, p. 434, 



442, fig. II. 12 

 1901 Gnathotrichus. Felt. Forest, Fish & Game Com'n Rep't, 7 :495-96 



1904 Gnathotrichus. Hopkins. U. S. Div. Ent. Bui. 48, p. 15 



1905 Gnathotrichus. Hopkins. Ent. Soc. Wash. Proc. 7 :73 



1905 Gnathotrichus. Garman. Ky. Agric. Exp. Sta. Bui. 120, p. 69 



1905 Gnathotrichus. Currie. U. S. Div. Ent. Bui. 53, p. 70 



1906 Gnathotrichus. Felt. N. Y. State Mus. Mem. 8, 2:339, 371-72, fig. 75 



1907 Gnathotrichus. Fall & Cockerell. Am. Ent. Soc. Trans. 33 -.217 



corthyloides Exh. 



1868 Gnathotrichus. Eichhoflf. Berl. Ent. Zeit. p. 273 



1876 = materiarius Fitch. Leconte. Am. Phil. Soc. Proc. 15 :350 



1878 = materiarius Fitch. Eichhoflf. Rat. Tom. p. 406 



Habitat. Eastern United States and Canada to Texas. 



Food plants. Pinus, Picea. 



61 retjsus Lee. 



1868 Cryphalus. Leconte. Am. Ent. Soc. Trans. 2:155 



1876 Pityophthorus. Leconte. Am. Phil. Soc. Proc. 15:350 



1878 Gnathotrichus. EichhofF. Rat. Tom. p. 406, 511 



1893 Gnathotrichus. Hopkins. W. Va. Agric. Exp. Sta. Bui. 31, p. 128; 



Bui. 32, p. 208 



1894 Gnathotrichus. Hopkins. Can. Ent. 26:277 



1906 Gnathotrichus. Felt. N. Y. State Mus. Mem. 8, 2 :752 



1907 Gnatliotrichus. Fall & Cockerell. Am. Ent. Soc. Trans. 33:217 

 Habitat. Nevada, Arizona, California. 



Food plant. Pinus. 



62 sulcatus Lee. 



1868 Cryphalus. Leconte. Am. Ent. Soc. Trans. 2:155 



1876 = retusus Lee. Leconte. Am. Phil. Soc. Proc. 15 :35o 



1878 = retusus- Lee. (?) Eichhoflf. Rat. Tom. p. 408. 512 



1904 Gnathotrichus. Hopkins. U. S. Div. Ent. Bui. 48, p. 15 



1905 Gnathotrichus. Hopkins. Ent. Soc. Wash. Proc. 7:73 



