BIBLIOGRAPHY OF -ECONOMIC ENTOMOLOGY. 165 



1319. RILEY, C. V. Food for silkworms. <Colman's Rural World, 13 



July, 1872. S.-b. No. 5, p. 40. 

 Osage orange superior to red-uiulberry. 



1320. RILEY, C. V. The apple maggot-fly, Trypeta pomonella Walsh. 



<Amer. Agric., July, 1872, v. 31, pp. 263-264, 2 figs. 

 Answer to letter of J. H. Spatter; comparative descriptions and figures of 

 larvse, pupae, and images of Trypeta pomonella and Carpocapsa pomonella ; 

 figures showing injuries of both species ; distribution and means against 

 Trypeta pomonella. 



1321. RILEY, C. V. Worms on Dutchman's pipe. <Colman's Rural 



World, 3 August, 1872, fig. S.-b. No. 5, p. 136. 

 Answer to inquiry of J. T. C. ; life-history of Papilio ph'ilenor. 



1322. RILEY, C. V. Apple-leaf worm. The apple-leaf skeletonizer. 



<Colman's Rural World, 10 August, 1872, fig. S.-b. No. 5, 

 p. 138. 



Answer to inquiry of L. R. Bryant; habits and times of appearance of Pem- 

 pelia hammondi. 



1323. RILEY, C. V. Eggs in grape-canes and apple-twigs. <Amer. 



Agric., August, 1872, v. 31, p. 302, figs. 1-7. 



Figures of eggs and of twigs punctured by Orocharis saltator, (Ecanthus niveus, 

 and Ceresa bubahis ; figures images of the same ; habits, descriptions of eggs, 

 and images of the three species. 



1321. RILEY, C. V. Borers in evergreens. <Gardener's Mo. and 

 Hortic., December, 1872, v. 14, p. 373. 



Larvae of Monohammus titillator the worst enemy of the white-pine; another 

 species of Cerambycidce injurious to red-cedars; a host of bark-borers affect 

 all kinds of evergreens. 



1325. RILEY, C. Y. Binige unserer schadlicherer Insekten. <St. 



Louis, Mo., 1872, p. 35, il. S.-b. No. 19, pp. 174-190. 

 Causes of the decadence of viticulture in the United States; habits, ravages, 

 specific identity, and figures of several stages of the leaf-inhabiting and 

 root-inhabiting forms of Phylloxera vastatrix] identity of the European 

 and American grape Phylloxera ; susceptibility of the different species of 

 grape to the attacks of the same; principal manifestations of attack; pre- 

 ventive and remedial measures; description and figures of Conotrachi-lus 

 nenuphar ; habits, ravages, parasites, enemies, and means against it ; de- 

 scription of Ransom's trap, Hull's, Ward's, and Hooten's machines for cap- 

 turing the images ; figures of the machines. Natural history, food-plants, 

 distribution, enemies, parasites, and means against Doryphora deqemlineata ; 

 figures of all stages of the same ; use of Paris green and other powders ; 

 mechanical devices for collecting the insects. 



132G. RILEY, C. V. Harvest mites. <Amer. Nat., January, 1873, v. 

 7, pp. 16-19, fig. 5. E xtract : <Colmau's Rural World, 21 June, 

 1876, 2 figs. S.-b. No. 10, pp. 170, 171. 



List of insect parasites on man ; description, figures, habits of and means 

 against Leptus [= Tetranychm] americanus u. sp. aud L. [= T. ] irritans n. sp. 



1327. RILEY, C. V. Vanessa antiopa. <Ent. Mo. Mag., January, 1873, 

 v. 9, p. 195. 



Habits and food-plants of Vanessa antiopa. 



