Pars 4 



Pityophthorus. 



73 



Soc. XV, 1876, p. 351. — Eichh. Rat. Tom. 



1879, p. 200. 

 Biologie: Packard, U. St. Ent. Comm. Report 



V, 1890, p 93. — Hopkins, W. Va. Agric. Exp. 



Sta. Bull. 31, p. 129; Bull. 32, 1893, p. 208; 



Canad. Ent. XXVI, 1894, p. 277; U. St. Div. 



Ent. Bull. 48, 1904, p. 24. — Chittenden, Proc. 



Ent. Soc. Wash. IV, 1898, p. 78. — Feit, N. Y. 



State Mus. Mem. VIII, 1, 1905, p. 257. — 



Currie. U. St. Div. Ent. Bull. 53, 1905, p. 80. — 



Swaine, Cat. Scol. N. Am. 1909, r>. 139. 

 nigricans Bldfd. Biol. Centr.-Am. Col. IV, 6,^1904, p. 236. Guatemala 

 uitidulus Mann, {Bostric/ms) Bull. Mose. XVI, 1843, Alaska, 



II, p. 298. Califoruien, 



Cryphalus nitiduliis Lee. Trans. Am. Ent. Soc. Utah, 



II, 1868, p. 157. Mexiko 



Piti)Oj)hthorus nilidulus Lee. Proc. Am. Philoö. 



Soe. XV, 1876, p. 354. — Eichh. Rat. Tom. 



1879, p. 173. 

 Cryphalus atratulus Lee. Trans. Am. Ent. Soc. 



II, 1868, p. 156. 

 Biologie: Schwarz, Ins. Life VII, 1894, p. 255; 



Harriman Alaska Exped. Rep. Ins. I, 1905, 



p. 185. — Gillette, Col. Exp. Sta. Report XV, 



1903, p. 118. — Hopkins, U. St. Div. Ent. Bull. 



48, 1904, p. 17. — Currie, 1. c. Bull. 33, 1905, 



p. 72. — Fall u. Cockerell, Trans. Am. Ent 



Soe. XXXIII, 1907, p. 217. — Swaine, Cat. 



Seol. N. Am. 1909, p. 136. 

 obliquus Lee. Proc. Am. Philos. Soe. XVII, 1878, p. 432. Michigan 

 obsoletus Bldfd. Biol. Centr.-Am. Col. IV, 6, 1904, p. 242. Guatemala 

 obtusipeunis Bldfd. 1. c. p. 240. „ 



obtusus Schauf. Tijdschr. Ent. XXIV, 1891, p. 17. Madagasear 



opaculiis Lee. Proc. Am. Phil. Soe. XVII, 1878, p. 623. Michigan 

 pei-egrinus Eichh. Rat. Tom. 1879, p. 193. Brasilien 



pilosus Lee. [Cryphalus) Trans. Am. Ent. Soe. II, 1868. Californien 



p. 154. 

 Pityophthorus pllosus Lee. Proc. Am. Phil. 



Soc. XV, 1876, p. 351. — f]ichh. Rat. Tom. 



1879, p. 199. 

 pilosulus Lee. Trans. Am. Ent. Soe. II. 1868, 



p. 154. — Swaine, Cat. Seol. N. Am. 1909, p. 136. 

 politus Bldfd. Biol. Centr.-Am. Col. IV, 6, 1904, p. 244. Mexiko 

 poricollis Bldfd. 1. c. p. 238. Guatemala 



pniiuosus Eichh. Rat. Tom. 1879, p. 198. New York, 



querciperda Schwarz, Proc. Ent. Soe. Wash. I, Florida 



1888, p. 56. — Smith. Cat. Ins. N. J. 1900, 



p. 362. 

 Biologie: Packard, ü. St. Ent. Comm. Report 



V, 1890, p. 93. — Hopkins, U. St. Dep. Agric. 



Yearbook 1903, p. 318. — Feit, N. Y. State 



Mus. Mem. VIlI, 2, 1906, p. 70-2. — Swaine. 



Cat. Scol. N. Am. 1909, p. 137. 

 puberiilns {Cryphalus) Lee. Trans. Am. Ent. Soc. II, Columbia, 



1868, p. 157. Michigan, 



Pityophthorus puberulus Lee. Proc. Am. Phil. New York, 



Soc. XV, 1876, p. 354. — Eichh. Rat. Tom. W.-Virginia 



1879, p. 202. — Schwarz, Proe. Ent. Soc. Wash. 



I, 1888, p. 80. — Smith, Cat. Ins. N, J. 1890, 



