68 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 



548. [WALSH, B. D., and C. V. RILEY.] Swellings on apple scions. 



<Amer. Ent, March, 1869, v. 1, p. 146. 



Answer to inquiry of W. Colwell; dipterous galls on apple scions and bass- 

 wood twigs. 



549. [WALSH, B. D., and C. V. RILEY.] Gas-waste vs. Curculio. 



<Amer. Ent., March, 1869, v. 1, p. 147. 

 Answer to inquiry of H. ; merits of gas-waste as an insect destroyer. 



550. [WALSH, B. D., and C. V. RILEY.] Eggs of the apple-tree plant- 



louse again. <Amer. Ent., March, 1869, v. 1, p. 147. 

 Answers to inquiries of C. Williams and W. L. French ; means against Aphis 



mail. 



551. [WALSH, B. D., and C. V. RILEY.] Drug-store pests. <Amer. 



Ent, March, 1869, v. 1, p. 147. 



Answer to inquiry of J. M. Good ; food-habits of Lasioderma serricorne. See 

 No. 510. 



552. [WALSH, B. D., and C. V. RILEY.] Small galls and minings on 



apple-twigs. <Amer. Ent., March, 1869, v. 1, p. 147. 



Answer to inquiry of O. O. A. Gardner ; characters of undetermined galls 

 and borings in twigs of apple-trees. 



553. [WALSH, B. D., and C. V. RILEY.] Stinking bugs. <Amer. Ent., 



March, 1869, v. 1, p. 147. 



Answer to inquiry of C. L. Janney; habits of an undescribed Brachyrhyn- 

 chus. 



554. [WALSH, B. D., and C. V. RILEY.] Eggs in peach-twigs. <Amer. 



Ent., March, 1869, v. 1, p. 147. 

 Answer to inquiry of G. Fisher; character of eggs of CEcanthus nireus. 



555. [WALSH, B. D., and C. V. RILEY.] Flat-headed apple-tree borer. 



<Amer. Ent., March, 1869, v.-l, p. 147. 



Answer to inquiry of B. F. Mudge ; means against Chrysolothris femorata. 



556. [WALSH, B. D., and C. V. RILEY.] A bundle of entomological 



queries. <Amer. Ent., Marcb, 1869, v. 1, p. 148. 

 Answer to inquiry of W. \V. Butterfield ; mentions several desirable entomo- 

 logical books. 



557. [WALSH, B. D., and C. V. RILEY.] Grape-berry moth. <Amer. 



Ent., March, 1869, v. i , p. 148. 



Answer to inquiry of M. C. Road ; means against Penthina i-itivorana [= Eu- 

 dcmis botrana']. 



558. [WALSH, B.-D., and C. Y. RILEY.] Hairy caterpillar. <Amer. 



Ent., March, 1869, v. 1, p. 148. 



Answer to inquiry of T. S. Gold ; characters of the larva and imago of Arctia 

 [== Pyrrharctia] Isabella. 



559. [WALSH, B. D., and C. V. RILEY.] Borer in plum-twigs. <Amer. 



Ent., March, 1869, v. 1, p. 148. 



Answer to inquiry of W. Caldwell ; undetermined borer, allied to the oak. 

 pruuer, in plum-twigs. See No. 606, 



