Pars 4 



Gnathotrichus. — Xyleborus. 



97 



Bull. 56, 1899, p. 434; Canad. Ent. XXVI, 1894, 

 p. 277; U. St. Div. Ent. Bull. 48, 1909. p. 15; 

 Proc. Ent. Soc. Wash. VII, 1905, p. 73. — 

 Hamilton, Trans. Am. Ent. Soc. XXII, 1895, 

 p. 346—378. — Feit, Forest, Fish and Game 

 Comm. Report VII, 1901, p. 495; N. Y. State 

 Mus. Mem. VIII, 2, 1906, p. 339, 371. — 

 Hubbard, U. St. Div. Ent. Bull. VII, 1897, p. 30. 

 — Garman, Ky. Agric. Exp. Sta. Bull. 120, 

 1905, p. 69. — Currie, U. St. Div. Ent. Bull. 

 53, 1905, p. 70. — Fall u. Cockerell, Trans. 

 Am. Ent. Soc. XXXIII, 1907, p. 217. 



nanus Eichh. Rat. Tom. 1879, p. 410. 



nitidifroii.s Hopk. Proc. Ent. Soc. Wash. VII, 1905, 

 p. 72. — Bldfd. Biol. Centr.-Am. Col. IV, 6, 

 1907, p. 384. 



oceideutalis Hopk. U. St. Dep. Agric. Bull. XXXII, 1902, 

 p. 14. 



retusus Lee. (Cryphahts) Trans. Am. Ent. Soc. II, 1868, 

 p. 155. 

 Pltyophthorus Lee. Proc. Am. Philos. Soc. XV, 



1876, p. 350. 

 Gnathotrichus Eichh. Rat. Tom. p. 406, 511. — 



Swaine, Cat. Scol. N. Am. 1909, p. 109. 

 Biologie: Hopkins, W. Va. Agric. Exp. Sta. Bull. 

 31, p. 128; Bull. 82, p. 208. — 1893; Canad. 

 Ent. XXVI, 1894, p. 277. — Feit, N. Y. State 

 Mus. Mem. VIII, 2, 1906, p. 752. — Fall u. 

 Cockerell, Trans. Am. Ent. Soc. XXXHI, 1907, 

 p. 217. 



sulcatus Lee. (cri/phalus) Trans. Am. Ent. Soc. II, 1868, 



p. 155.'— Proc. Am. Philos. Soc. XV, 1876, 



p. 350. — Eichh. Rat. Tom. 187y, p. 408, 512. 



Pltyophthorus sulcatus Gemm. u. Har. Cat. 



Col. IX, 1872, p. 2689. 

 Gnathotrichus sulcatus Swaine, Cat. Scol. N. 



Am. 1909, p. 109. 

 Biologie: Hopkins, U. St. Div. Ent. Bull. 48, 

 1904, p. 15; Proc. Ent. Soc. Wash. VII, 1905, 

 p. 73. — Currie, U. St. Div. Ent. Bull. 53, 1905, 

 p. 70. — Fall u. Cockerell, Trans. Am. Ent. 

 Soc. XXXIII, 1907, 217. 

 11 



Chile 

 Mexiko 



N.-Amerika 



Nevada, 

 Arizona, 

 California 



Oregon, 

 Mexiko 



10. Xyleborinae. 



Hagedorn, Ent. Bl. V, 1909, p. 163. 

 XyJehoridae Eichhofi", Rat. Tomic. 1879, p. 308. 

 Xylebori Blandford. Biologia Centr.-Am. 1898, p. 191. 

 Trypodendrlnae Tredl, Ent. Bl. III, 1907, p. 18. 



Xyleborus Eicii. 



Eichh. Berl. Ent. Zeitschr. VEI, 1864, p. 37. Rat. Tomic. 1879, p. 315. — 

 Lee. Trans. Am. Ent. Soc. II, 1868, p. 159; Proc. Am. Philos. Soc. XV, 

 1876, p. 358. — Barbey. ScoL l'Europ. Centr. 1901, p. 104. 

 Xyloborus Bedel, Faun. Col. Seine VI, 1888, p. 402. 

 Änaeretus Duges, Ann. Ent. Belg. XXXI, p. 140. — Bldfd. Biol. 

 Centr.-Am. Col. IV, 6, 1895, p. 182—197. 



7 



