BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 27 



164. [WALSH, B. D.| [Grape insects.] <Pract. Ent., October, 1866, 



v. 2, p. 10. 



Answer to inquiry of J. H. Garman ; description and habits of larva of Pro- 

 cris [=; Harrisina] americana ; Proconia [ Oncometopia~\ undata and several 

 species of Erythroneura [= Typltlocylu'] as grape enemies. 



165. [WALSH, B. D.] [Datana ministra.] <Pract. Ent., October, 1866, 



v. 2, p. 10. 



Answer to inquiry of J. B. ; increase of injuries caused by Datana ministra; 

 distinctive characters of the larvae of Geometridce. 



166. [WALSH, B. D.] [lulus mar ginatus.] <Pract. Ent., October, 1866, 



v. 2, p. 10. 



Answer to inquiry of T. Wiggins ; characters and food of lulus [= Spirobolus] 

 marginatus. 



167. [WALSH, B. D.] [Midge.] <Pract. Ent., October, 1866, v. 2, p. 



10. 



Answer to inquiry of W. G. Morris ; characters and habits of the larva and 

 imago of Chironomus sp. 



168. [WALSH, B. D.] [Rat-tailed larva.] <Pract. Ent, October, 1866, 



v. 2, p. 10. 



Answer to inquiry of J. A. Lapham ; characters and habitats of the larvae of 

 rat-tailed Syrphidce. 



169. [WALSH, B. D.] [Beetle on thistle.] <Pract. Ent., October, 1866, 



v. 2, p. 10. 



Answer to inquiry of W. S. Robertson ; characters and food-plants of 

 Phyllobrotica [= Diabrotica] longicornis, 



170. [WALSH, B. D.] [Grape-vine Aphis.] <Pract. Ent., October, 



1866, v. 2, p. 10. 



Answer to inquiry of H. ; grape-vine injured by Aphis vitis. 



171. WJALSH], B. D. The new potato-bug. <Pract. Ent., November, 



1866, v. 2, pp. 13-16, fig. 



Eastern progress of Doryphora IQ-lineaia; rate of travel; hand-picking the 

 only effective remedy ; description of a horse machine for their destruc- 

 tion ; pecuniary loss inflicted by the species. 



172. W[ALSH], B. D. The canker-worm <Pract. Ent., November, 



1866, v. 2, p. 16. 

 Tarring trees effective against Paleacrita rernata. 



173. W[ALSH], B. D. The canker-worm again. <Pract. Ent., Novem- 



ber, 1866, v. 2, pp. 16-17. 



Critical review of article in New England Farmer ; value of tarring as a 

 means against Paleacrita vernata. 



174. WALSH, B. D. Notes by Beuj. D. Walsh. <Pract. Ent., Novem- 



ber, 1866, v. 2, pp. 19-20. 



Remarks on statement of H. Shinier in his paper, "The grape leaf gall-coc- 

 cus" (Pract. Ent., pp. 17-19); number of eggs to each 9 ; tendril and leaf- 

 galls probably produced by the same insect ; old leaves entirely free from 

 bark-lice by the end of summer ; characters of the pupa of Leucopis ; sys- 

 tematic position and food-habits of Thysanoptera ; criticism of paper by 

 H. Shimer in Prairie Farmer, 3 November, 1861. 



