BIBLIOGRAPHY OP ECONOMIC ENTOMOLOGY. 
65 
824. Murtfeldt, M. E. The American toad. <CColman’s Rural 
World, 16 December, 1897. ' 
825. Murtfeldt, M. E. Some insects of the flower garden. <Ann. 
Rept. Mo. State Hortic. Soc. f. 1898 (1898), pp. 286-294. 
Notes on various species. 
826. Murtfeldt. M. E. An experiment with mosquitoes. <Jour- 
nal National Science Club, July, 1899, pp. 14-17. 
827. Murtfeldt, M. E. Some entomological specimens. <Col- 
man’s Rural World, 3 August, 1899. 
Notes on Stagmomantis Carolina, Protoparce Carolina, Platysamia cecropia, and 
Telea polyphemus. 
828. Murtfeldt, M. E. Entomological inquiries. <Colman’s Rural 
World, 10 August, 1899. 
Notes on C'arneades messoria and white grub in strawberry beds. 
829. Murtfeldt, M. E. Katydid’s eggs. <Colman’s Rural World, 
16 November, 1899, p. 3. 
830. Newell, W. Bird friends. <Trans. Iowa State Hortic. Soc. f. 
1898 (1898), pp. 67-69. 
831. Newell, W. Some injurious scale insects. <Bull. No. 43, 
Iowa Agric. Exp. Sta., October, 1899, pp. 145-176,19 figs. 
Treats of a number of species. 
832. Nicol, J. A troublesome insect. <Amer. Florist, 29 May, 1897. 
Note on white fly. 
S33. Niles, E. P. The cattle tick in Virginia. <Bull. No. 76, Va. 
Agric. Exp. Sta., Juh r , 1898,pp. 45-50. <Southern Planter, 
July, 1898, pp. 326-327. 
Notes also on Ixodes ricinus and Amblyomma unipunctata. 
834. Niles, E. P. A preliminary study of ticks. <Bull. No. 86, 
Va. Agric. Exp. Sta., March, 1899, pp. 25-30, 4 pis. 
Treats of several species. 
835. Ogilvie, J. W. Weevils in grain. <Home and Farm, 15 June, 
1899. 
836. Orr, J. E. The San Jose scale. <Rural Canadian, February, 
1898, pp. 39-40. 
837. Osborn, H. Some insects affecting shade trees. <Trans. Iowa 
State Hortic. Soc. f. 1896 (1897), pp. 291-293. 
Notes on Anisota rubicunda, Palana angusii, Hyphantria cunea, and Scolytus 
4-spinosus. 
838. Osborn, H. The San Jose scale. <Bull. No, 36, Iowa Agric. 
Exp. Sta., 1897, pp. 860-864, 3 tigs. 
Not yet in Iowa. 
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