258 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
1849. Riley, C. V.—dontinued. 
Answer to letter of Shelby Reed; season of appearance of Odontota rubra on 
Tilia ; larvae of Hyphantria textor \_=cunea~\ feeding on the same; Saperda 
calcarata boring in poplar, and an unknown larva {Neoclytus caprcea?) bor¬ 
ing in black-ash. 
1850. [Riley, C. V.] Larva boring along the axis of apple-twigs. 
<Amer. Ent., July, 1880 [v. 3], n. s., v. 1, p. 181. 
Answer to letter of T. V. Munson; twigs of apple-trees bored by larvae of 
Oberea sp.? 
1851. [Riley, C. V.] Aquatic larvae. <Amer. Ent., July, 1880 [v. 3], 
n. s., v. 1, p. 181. 
Answer to letter of S. A. Forbes; larvae of Anax junius and Palingenia 
[— JSexagenia'] bilineala named; the latter common in the stomach of fishes. 
1852. [Riley, C. V.] First appearance of cotton-worm in prairie belt. 
Axner. Ent., July, 1880 [v. 3J, n. s., v. 1, p. 181. Reprint: 
<Suppl. to Amer. Ent., July, 1880, pp. 3-4. 
Answer to letter of J. F. Bailey; larvae of Aletia argillacea [ =xylina ] appear 
first on lands where the cotton is luxuriant. 
1853. [Riley, C. Y.J Gyrinus larva; terrestrial insects in stomach of 
shad. <Amer. Ent., Juljq 1880 [v. 3J, n. s., v. 1, p. 182. 
Answer to letter ot S. A. Forbes; character of larva of Gyrinus-, a mass of 
terrestrial insects including Typlilocyba vitis ? a muscid, a Eurytomid, Jassus 
sp., Triphleps insidiosus, and other species from the stomach of Ohio shad. 
1854. Riley, C. Y. Further remarks on the differences between Pro• 
nuba and Prodoxus. <Amer. Ent., July, 1880 [v. 3], n. s., vil, 
p. 182. 
Differences between Pronuba yuccasella and Prodoxus decipiens in the form, 
sculpture, and color ot the terminal joint, and of the ovipositor. 
1855. [Riley, C. Y.] The grape-vine flea-beetle, Graptodera chalybea 
Illig. <Amer. Ent., August, 1880 [v. 3], n. s., v. 1, pp. 183- 
184, fig. 86. 
Habits, seasons, ravages of, and means against Graplodera [= Haltica ] 
chalybea-, figures, injured leaf, and larvse, cocoon, and imago of the same. 
185G. Riley, C. Y. Further notes and observations on the army- 
worm. <Amer. Ent., 1880 [v. 3], n. s., v. 1: August, pp. 184, 
185 ; September, pp. 214, 215. Reprint, with changes: <Sci. 
Amer., 4 September [v. 571, n. s., v. 43, p. 152. S.-b. No. 23, 
pp. 161-162. 
Progress of knowledge upon the number of annual generations of Leucania 
unipuncta ; stages of growth at which it hibernates; the destructive gen¬ 
eration probably not the first of the season; explanation of the partial 
efficacy of the burning of fields in winter as a means against this insect; 
connection of wet and dry seasons with its increase; its natural habits; 
errors of A. Fitch. 
1857. [Riley, O. Y.] Sprinklers and atomizers. <Amer. Ent., 1880 
[v. 3], n. s., v. 1: August, pp. 185-189, figs. 87-98; September, 
pp. 211-214, figs. 111-117. 
Extracts from pp. 56-57 and reprint of pp. 85-91 of Bull. No. 3, U. S. Ento¬ 
mological Commission. See No. 1736 for synopsis of contents, 
