Ixodides 145 



typhus, South African tick-bite fever, the fevers, tularemia, and 

 possibly others (Mackie, Hunter, and Worth 1945). Detailed accounts 

 of the role of ixodids as vectors of disease are to be found in most 

 books on parasitology and tropical medicine. 



References: 



Cooley, R. A. 1938. The genera Dermacentor and Otocentor (Ixodidae) 



in the United States, with studies in variation. Nat. Inst. Health Bull. 



No. 171:1-85 + Pis. 

 . 1946. The genera Boophilus, Rhipicephalus, and Haemaphysalis 



(loxodidae) of the New World. Nat. Inst. Health Bull. 187: 54 + hi. 

 Cooley, R. A. and G. M. Kohls. 1945. The genus Ixodes in North Amer- 

 ica. Nat. Inst. Health Bull. 184:246 + iii. 

 Douglas, J. R. 1943. The internal anatomy of Dermacentor andersoni 



Stiles. Univ. of Calif. Publ. in Ent. 7(10) :207-272 + Pis. 

 Fielding, J. W. 1926. Australasian Ticks. Dept. of Health Commonwealth 



of Australia Service Publ. (Trop. Div.) No. 9:1-114. 

 Neumann, L. G. 1911. Ixodidae. Das Tierreich. Acarina. 26 Lieferung 



1-169. 

 Nuttall, G. H. F. and C. Warburton. 1911. Ticks. A monograph of the 



Ixodidea, Part II, The Ixodidae. 105-348. Cambridge Univ. Press. 

 and . 1915. Ticks. A monograph of the Ixodoidea, Part III, 



The genus Haemaphysalis. 349-550 + Pis. Cambridge Univ. Press. 

 Robinson, L. E. 1926. Ticks: A monograph of the Ixodoidea, Part IV, The 



Genus Amblyomma. 1-302 + Pis. Cambridge Univ. Press. 



