148 
BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
1257. [Riley, C. V.] The rape butterfly ; our new cabbage pest. 
<Amer. Ent. and Bot., October, 1870, v. 2, p. 338. 
Spread of and means against Pieris rapes. 
1258. [Riley, 0. V.] Paris-green for the Curculio. <Amer. Ent. and 
Bot., October, 1870, v. 2, p. 338. 
Inefficacy of the use of Paris-green against Conotrachelus nenuphar. 
1259. [Riley, C. V.] Beetles working iu wheat, oats, and rye; the 
grain Silvauus. <Amer. Ent. and Bot., October, 1870, v. 2, p. 
339, fig. 208. 
Answer to inquiry of M. H. Boye ; figure, description, and ravages of Silvanus 
surinamensis ; means against the same and against Calandra granaria iu 
grain; habitat and probable origin of the Silvanus. 
1260. [Riley, C, Y.J Beetles in dried English currants. <Amer. Ent. 
and Bot., October, 1870, v. 2, p. 339. 
Answer to inquiry of T. V. Munson; Silvanus surinamensis breeding abun¬ 
dantly in dried English currants. 
1261. [Riley, O. V.] The same in flouring mills. <Amer. Ent. and 
Bot., October, 1870, v. 2, p. 339. 
Answer to inquiry of S. Blanchard; abundance of Silvanus surinamensis in 
flouring-mills. 
1262. [Riley, C. V.] Carolina Sphinx. <Amer. Ent. and Bot., Octo¬ 
ber, 1870, v. 2, p. 339. 
Answer to inquiry of W. R. Howard; the larva of Macrosila [= Protoparce] 
Carolina feeds on tobacco. 
1263. [Riley, C. V.] Insects clustered on apple-trees. <Amer. Ent. 
and Bot., October, 1870, v. 2, p. 339. 
Answer to inquiry of R. L. Ham ; habits and food of Psocus venosus. 
1264. [Riley, C. V.] Larvae named. <Amer. Ent. aud Bot., October, 
1870, v. 2, p. 339. 
Answer to inquiry of T. W. Gordon; stinging powers of the larvae of Empre- 
tia stimulea and Hyper chir la varia [={o] ; Microgaster sp. parasitic upon 
Macrosila quinquemaculata [= Protoparce celeus ]. 
1265. [Riley, C. V.] Mite-gall on sugar-maple. <Amer. Ent. and Bot., 
October, 1870, v. 2, p. 339. 
Answer to inquiry of A. Furnas; description of gall of Acarus aceris-crumena 
n. sp. on leaves of sugar-maple; similar mite-galls occur on plum and 
cherry. 
1266. [Riley, 0. V.J Cheese-fly and blow-fly. <Amer. Ent. and Bot., 
October, 1870, v. 2, p. 339. 
Answer to inquiry of B.; skippers in cheese are larvae of Piophila casei ; those 
found in bacon of Calliphora vomitoria. 
1267. [Riley, C. V.] Fall army-worm. <Amer. Ent. aud Bot., Octo¬ 
ber, 1870, v. 2, p. 340. 
Answer to inquiries of K. Kelsey and G. Pauls; seasons, ravages, and food- 
plants of Laphygma frugiperda ; seasons and food-plants of Leucania uni- 
puncta. 
