56 
BIBLIOGRAPHY OP ECONOMIC ENTOMOLOGY. 
415. [Walsh, B. D., and C. Y. Riley.] The Buffalo tree-hopper. 
<Amer. Ent., October, 1868, v. 1, p. 38. 
Answer to inquiry of P. Eickert; characters, habits, and means against Ce- 
resa bubalus. 
416. [Walsh, B. D., and C. Y. Riley.] A scavenger mistaken for a 
foe. <Amer. Ent., October, 1868, v. 1, p. 38. 
Answer to inquiry of Simmons and Tilison; characters and habits of the 
larva of Copris Carolina. 
417. [Walsii, B. D., and 0. Y. Riley.] Insect foes of the bark-louse. 
<Amer. Ent., October, 1868, v. 1, p. 39, fig. 32. 
Answer to inquiry of J. Weed; habits and figures of*larva and imago of 
Chilocorus bivulnerus ; food-habits and figure of Epilachna borealis. 
418. [Walsh, B. D., and C. Y. Riley.] Best works on entomology. 
<Amer. Ent., October, 1868, v. 1, p. 39. 
Answer to inquiry of B. M. Reynolds; mention of several important works 
on entomology. 
419. [Walsh, B. D., and 0. Y. Riley.] Larvte in plum-gum. <Amer. 
Ent., October, 1868, v. 1, p. 39. 
Answer to inquiry of P. Rickert; unknown larva Qirobably dipterous) found 
in gum of plum tree; Mijcetophila sp., bred from gum of peach-tree. 
420. [Walsh, B. D., and C. Y. Riley.] Insect foes of the hop vine. 
<Amer. Ent., October, 1868, v. 1, p. 39. 
Answer to inquiry of H. C. Freeman ; characters and habits of larva of Sa- 
turnia \=Hyper chirm] io and of Vanessa \=Grapta ] interrogalionis. 
421. [Walsh, B. D., and C. Y. Riley.] Insect foe of the apple-tree 
borer. <Amer. Ent., October, 1868, v. 1, p. 39. 
Answer to inquiry of J. E. Walker; undetermined carabid larva preying 
upon larva of Saperda Candida. 
422. [Walsh, B. D., and C. Y. Riley.] Oak tree caterpillars. <Amer. 
Ent., October, 1868, v. 1, p. 39. 
Answer to inquiry of W. W. Daniells ; characters and habits of larva of Edema 
albifrovs. 
423. [Walsh, B. D., and C. Y. Riley.] Bark-lice on apple trees. 
<Amer. Ent., October, 1868, v. 1, p. 40. 
Answer to inquiry of J. G. Fleck ; Mytilaspis pomorum destroyed by a minute 
mite. 
424. [Walsh, B. D., and C. Y. Riley.] The “ saddle-back ” cater¬ 
pillar. <Amer. Ent., October, 1868, v. 1, p. 40. 
Answer to inquiries of E. Baxter and O. A. Kenyon; characters, habits, and 
indicating properties of the larva of Empretia stimulea. 
425. [Walsh, B. D., and C. Y. Riley.] The regal walnut caterpillar. 
<Amer. Ent., October, 1868, v. 1, p. 40. 
Answer to inquiry of M. Copley; characters and food-plants of larva of 
Citheronia regalis ; times of metamorphosis ; characters of the imago. 
426. [Walsh, B. D., and C. Y. Riley.] The Hessian fly. <Amer. 
Ent., October, 1868, v. 1, p. 40. 
Answer to inquiry of F. D. Carson; ravages of Cecidomyia destructor-, late 
sowing as a means of avoiding the same. 
