BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 165 
2526. Riley, C. V., and Howard, L. O. Diabiotiea injuring corn in 
California. <Insect Life, v. 3, August, 1891, p. 168. 
Mention of Diabrotica soror. 
2127. Riley', 0. V., and Howard, L. O. A new pest to prune trees. 
<lnsect Life, v. 3, August, 1891, p. 468. 
Note on Thricolepis inornata. 
2528. Riley, C. V., and Howard, L. O. The pear blight beetle and 
plum plant-louse. <Insect Life, v. 3, August, 1891, pp. 468- 
469. 
Notes on Phorodon mahaleb and Scolytus rugudosus. 
2529. Riley, C. V., and Howard, L. O. The grape-vine plume-moth. 
<Insect Life v. 3, August, 1891, p. 469. 
Note on Pterophorus periscelidactylus, 
2530. Riley, C. V., and Howard, L. O. Parasite of forest tent-cater¬ 
pillar. <Insect Life, v. 3, August, 1891, p. 470. 
A species of Tetrastichus. 
2531. Riley, C. V., and Howard, L. O. An Anthomyiid injuring 
sugar beets. <Insect Life, v. 3, August, 1891, p. 470. 
2532. Riley, C. V., and Howard, L. O. Remedies against sand-flies 
and mosquitoes. <Insect Life, v. 3, August, 1891, p. 470. 
2533. Riley, C. V., and Howard, L. O. The horn fly in Virginia. 
<Insect Life, v. 3, August, 1891, p. 471. 
2534. Riley, C. V., and Howard, L. O. A plague of grasshoppers in 
Idaho. <lnsect Life, v. 3, August, 1891, p. 471. 
2535. Riley, C. V., and Howard, L. O. Massachusetts laws and regu¬ 
lations against the gipsy moth. <Insect Life, v. 3, August, 
1891, pp. 472-474. 
2536. Riley, C. V., and Howard, L. O. The extermination of the 
gipsy moth. <Insect Life, v. 3, August, 1891, p. 474. 
2537. Riley, C. V., and Howard, L. O. Hot water for the rose-chafer. 
<Insect Life, v. 3, August, 1891, pp. 474-476. 
2538. Riley, C. V., and Howard, L. O. New horticultural laws from 
California. <Insect Life, v. 3, August, 1891, pp. 476-477. 
2539. Riley^, C. V., and Howard, L. O. Insects stopping trains. A 
true story. <Insect Life, v. 3, August, 1891, pp. 477-478. 
Due to Clisiocampa disstria. 
2540. Riley, C. V.,and Howard, L. O. Tent caterpillars in eastern 
Connecticut. <Insect Life, v. 3, August, 1891, p. 483. 
2541. Riley, C. V., and Howard, L. O. Paris green for cabbage 
worms. <Insect Life, v. 3, August, 1891, p. 483. 
2542. Riley, C. V., and Howard, L. O. An experiment against white 
grubs. <Insect Life, v. 3, August, 1891, pp. 483-484. 
2543. Riley, C. V., and Howard, L. O. More damage to corn by the 
brassy flea-beetle. <Insect Life, v. 3, August, 1891, p. 484. 
