394 JOURNAL OF ECONOMIC ENTOMOLOGY [Vol. 4 



feedings. Mechanical transmission plays a much smaller part, if any, in the spread 

 of Sleeping Sickness than ha.s been sujjposed. 



In the first number of vol. 83 are two more papers on trypanosome diseases of 

 domestic animals in Uganda. 



Rats and Squirrels and Plague 



Blue, Rupert. Rodents in relation to the transmission of bubonic plague. Pub. 

 Health & Mar. Hospt. Ser. Bull., 30, 1910. Epidemilogical observations, ground 

 .'-quirrel infection, etc. References. 



Converse, G. M. Intimate association of rats and ground squirrels. Pub. Health 

 Rep. 2.^, no. 19, May 13, 1910. Finds rats and squirrels occupying the same holes 

 and hiding under the same barns. Took rat fleas from squirrels. 



King, W. G. Plague and the destruction of rats. Jour. Royal Inst, of Pub. 

 Health, December, 1910. Discusses the recent outbreak in Suffolk and methods 

 of fighting rats. 



Lantz, D. E. Natural history of the rat. Pub. Health & Mar. Hospt. Ser. Bull. 

 30, 1910. Classification, distribution, habits, etc. 



McCoy, G. W. Plague among ground squirrels in America. Jour, of Hj-g., 

 December, 1910. A review and a good summing up of the plague situation in Cah- 

 fornia. 



McCoy, G. W. The evidence of plague infection among ground squirrels. Pub. 

 Health Rept. 25, no. 2, January 14, 1910. Considers it conclusive that the disease 

 among ground squirrels is caused by the same organism that causes plague among 

 humans and rats. 



McCoy, G. "W. Antiplague measures in California. Pub. Health Rep. 25, no. 18, 

 May (J, 1910. Tells of the work being done to exterminate rats and squirrels. 



McCoy, G. W. Plague infection in Rats. Pub. Health & Mar. Hospt. Ser. Bull. 

 30, 1910. Mode of examination, characteristics, lesions, artificial infection, etc. 

 References. 



McCoy, G. W. Plague infection in a bush rat. {Neotomafuscipes.) Jour. Infec. 

 Diseases, 7 (1910), no. 3, p. 368-373. This rat found to be infected. 



McCoy, G. W. Bubonic plague in ground squirrels. N. Y. ,Med. Jour., Octo- 

 ber 1, 1910. 



McCoy, G. W. and Smith, F. C. The susceptibility to plague of the prairie dog, 

 the desert wood rat, and the rock squirrel. Jour. Infec. Diseases 7 (1910), no. 3, 

 p. 374-376. Rock squirrels readily infected; evidence not sufficient in other 

 cases, but they appear to be susceptible. 



McLaughlin. The menace of plague in ground squirrels. Bull. Cal. St. Bd. 

 Health, October, 1910. A review of the cases of plague due to ground squirrel infec- 

 tion. Points out the dangers from leaving infected squirrels in a locality. 



Petrie, G. F. Rats and plague. Nature, November 3, 1910. A short article 

 showing the relation of these. 



Rucker, W. C. Note on plague infection in a wood rat {Neotoriia fuscipes). Pub. 

 Health Rep. 25, no. 1, January 7, 1910. 



Rucker, W. C. Field operations against the squirrel plague in California. N. Y. 

 Med. Jour., June 18, 1910. 



Rucker, W. C. Rodent extermination. Pub. Health & Mar. Hospt. Ser. Bull. 

 30, 1910. Trapping, poisoning, natural enemies, etc. 



Simpson, F. Plague as a rural problem. Bull. Cal. St. Bd. Health, October, 

 1910. Points out that a region where infected squirrels occur is safe only when they 

 are exterminated. 



