138 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
115L. [Riley, C. V.] Apple-tree insects. <Amer. Ent. and Bot., 
April, 1870, v. 2, p. 181. 
Answer to inquiry of L. Cam field ; identification of specimens and directions 
for tlie destruction of Orgyia leucostigma and Phycita nebulo [=Acrobasis 
indiginella ]. 
1152. [Riley, C. V.] Native apple-tree bark-lice. <Amer. Ent. and 
Bot., April, 1870, v. 2, p. 181, tig. 111. 
Answer to inquiry of A. C. Hammond; food-plants of and means against 
Diaspis harrisii [= Chionaspis furfurus\ ; figure of infested twig of apple; 
the presence of enemies and parasites prevent this species becoming a 
formidable pest. 
1153. [Riley, 0. V.] The hedge-hog caterpillar. <Amer. Ent. and 
Bot., April, 1870, v. 2, p. 182, fig. 112. 
Answer to inquiry of H. Burt; descriptions and figures of larva and imago 
of Arctia l = Pyrrharctia~\ Isabella ; figure of pupa and cocoon ; habits and 
hibernation; its. larva and that of Ecpantheria seribonia called “fever- 
worm,” and ignorantly supposed to cause malarial fevers; food-habits of 
Horinus [= Merinus ] lams. 
1154. [Riley, C. V.] Chick-weed Geometer. <Amer. Ent. and Bot., 
April, 1870, v. 2, p. 182. 
Answer to inquiry of J. Huggins; identification of specimens; reference to 
account of llicmatopis grataria ; Cermalia forceps common in houses in the 
latitude of St. Louis, Mo.; the sulphur remedy for canker-worms absurd. 
1155. [Riley, C. V.] Bean-weevil. <Amer. Ent. and Bot., April, 1870, 
v. 2, p. 182. 
Answer to inquiry of G. W. Copley; specimens identified; occurrence and 
ravages of Bruchus obsoletus in Illinois. 
1156. [Riley, C. V.] Bag-worm at South Pass, Ill. <Amer. Ent. and 
Bot., April, 1870, v. 2, p. 182. 
Answer to inquiry of G. H. Baker; occurrence of Thyridopteryx ephemerae,- 
formis at South Pass, Ill.; importance of its destruction. 
1157. [Riley, C. V.] Eggs of oblong-winged katy-did. <Amer. Ent. 
and Bot., April, 1870, v. 2, p. 182. 
Answer to inquiry of E. D. Ladd; differences between the eggs of Phyllop- 
lera \_=Amblycorypha'] oblongifblia and those of Platyphylhun [=. Cyrtophyl- 
lus ] concavus; the former occur on currant and various trees. 
1158. [Riley, C. V.] Insects injurious to the grape-vine. No. 8. 
<Amer. Ent. and Bot., May, 1870, v. 2, pp. 208-209, fig. 127. 
Reprint, with slight changes: <3d Ann. Rept. State Ent. Mo., 
April, 1871, pp. 61-63, fig. 24. 
Treats of Desmia maculalis; see No. 1301 for synopsis of contents. 
1159. [Riley, C. V.] The periodical Cicada alias the 17-year and 13- 
year locust. <Amer. Ent. and Bot., May, 1870, p. 211. 
Quotes, from the 1st Ann. Rept. State Ent. Mo., the localities in which Cicada 
[= Tibicen ] septendecim and C. [= T. ] tredecim will appear in 1870, with re¬ 
quest for reports of the occurrence of these insects. 
1160. [Riley, C. V.] The death-web of young trout. <Amer. Ent. and 
Bot., May, 1870, v. 2, p. 211. 
Supplementary to No. 1138; the larvrn mentioned belong to the genus Si- 
mulium. 
