June, '12] DOANE: INSECTS AND DISEASE 275 



results of his own experiments which show that pupa or images reared from kirvae 

 that had been infected with B. pyoci/anesus may contain this bacillas. Adden- 

 dum by J. C. G. Ijedingham confirms these conclusions and states that he has 

 recently isolated B. iyphosus from pupa, the larvae of which have fed on this 

 organism." 



Coker, W. C. Necessity of Water for Flies. Nature Study Rev. VII: 9, Dec. 

 1011. His experiments show that flies must have water frequently, as often as every 

 da.v in warm weather. 



Croy, H. Most Dangerous Animal in the World. Ladies H. J. 28: 18 June, 

 1911. Showing that the fly carries disease and giving methods of control. 



Crumbine, S. J. Beware the Fly. Delin. 78: 185, Sept. 1911. Showang how 

 filthy and dangerous they may be. Quotations from Merchants' Assn. of N. Y. as 

 to methods of control; directions for making a substitute for sticky fly paper. 



Flexner, S. and Clark, P. F. Contamination of the Fly with Poliomyelitis Virus. 

 Jour. Amer. Med. Assn. 56 (1911) no. 2.3 pp. 1717-1718. Shows that flies contam- 

 inated with the virus harbor it in an infectious state for at least 48 hours. 



Gaddie, D. W. What Shall We Do With the Housefly? Ky. Med. Jour. May 

 1, 1911. 



Gerhard, W. P. Flies and Mosquitoes as Carriers of Disease. Reprint from 

 "The Country Gentleman" pub. by the author, N. Y., 1911. Treats of methods 

 of control of these insects, particularly in the country. 



Graham-Smith, Nicoll, Copeman and otheis. Further reports (no. 4) on Flies 

 as Carriers of Infection. Kept, to the Local Go\'t. Bd. on Pub. Health & Med. 

 Subjs. n. ser. (1911) no. 53. Relation of flies to bacteria; relation to parasitic 

 worms; flight of flies, etc. 



Graham-Smith, G. S. Further Observations on the waj'S in which Artificially 

 Infected Flies Carry and Distribute Pathogenic and Other Bacteria. In Repts. 

 to Local Gov. Bd. New Series no. 53, 1911. Recovered B. anlhracis from blow 

 fhes bred from larvse fed on meat infected with the organism but failed to recover 

 B. typhosus and B. enteritidis. 



Graham-Smith, G. S. Some Observations on the Anatomy and Function of the 

 Oral Sucker of the Blow Fly {Calliphora erythrocephala) . Jour. Hyg. XI: 3, Oct. 

 1911. An excellent account of the structure of the mouth-parts of this fly and a 

 comparison with the hou.sefly. Tells how smaU and large particles are taken into the 

 intestinal canal. 



Gudger, E. W. Further Early Notes of the Transmission by Flies of the Disease 

 called Yaws. Science 33 (Mar. 17, 1911) p. 427. Cites two other references pub- 

 lished in 1769 and 1817 in which this disease is referred to as being carried by flies 

 in Brazil. 



Hatch, Edw. The Housefly as a Carrier of Disease. Ann. Amer. Acad. Pol. 

 Soc. Sci. Mar. 1911. pp. 412-423. A review and summary of the dangers of the 

 fly and methods of control. 



Harms, W. B. The Housefly in Its Relation to Public Health. Bull. 215 Cal. 

 Agr. Exp. Sta. 1911. Notes on Life-history, habits, and methods of control. 



Hodge, C.F. Ex-terminating the Fly. California Outlook Sept. 30, 1911. From 

 La Follette's. Describes various means of trapping, believes this to be the most 

 effective way of getting rid of this fly. 



Howard, L. O. Houseflies. U. S. Dept. Agric. Farm. Bull. 4.59 July 31, 1911. 

 Life-history, carriage of disease, control measures. 



Howard, L. O. Flies as Carriers of Infection. Science, n. s. 34: 24-5 July 7, 

 1911. Rev. of Rept. of Local GoA-t. Bd. New Series No. 53. 



