CHIGGERS — FARRELL 231 



Miller, A. E. 



1925a. The native host of the chigger. Science, vol. 61, pp. 345-346. 

 1925b. An introductory study on the Acarina, or mites, of Ohio. Bull. 

 Ohio Agr. Exp. Sta., No. 386, pp. 85-172. 



MiYAJIMA, M., AND OKUMURA, T. 



1917. On the life cycle of the "akamushi," carrier of Nippon river 

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 Nunez, A. R. 



1947. Trorabidiasis por Neoschoengastia nunezi, Hoffmann, 1944, Gac. 

 Med. Mexico, vol. 77, pp. 221-244. 



OUDEMANS, A. C. 



1910. Acarologische Aanteekeningen. XXXIII. Ent. Ber., vol. 3, No. 



54, pp. 83-90. (Not seen.) 

 1912. Die bis jetzt bekannten larven von Thronibidiidae und Erythraei- 



dae. Suppl. Zool. Jahrb., vol. 14, pp. 1-230. 

 Pearse, a. S. 



1946. Observations on the microfauna of the Duke Forest. Ecol. 



Monogr., vol. 16, pp. 127-150. 

 Radford, A. D. 



1942. The larval Trombiculinae (Acarina, Trombididae) with descrip- 

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 1947a. New larval mites (Acarina: Trombiculidae) . Proc. Zool. Soc. 



London, vol. 116, pp. 579-601. 

 1947b. New larval mites — addenda. Proc. Zool. Soc. London, vol. 117, 

 p. 275. 

 Riley, C. V. 



1873. Harvest mites. Amer. Nat., vol. 7, pp. 16-19. 

 1887. Poisonous insects. In Buck, ed., A reference handbook of the 

 medical sciences, vol. 5, pp. 741-760. 

 Sharp, J. B., Jr. 



1947. Moisture penetration and retention under natural conditions in 



certain soils in Duke Forest. Thesis, Dep. Forestry, Duke 

 Univ., 48 pp. 

 Simpson, G. G. 



1945. The principles of classification and a classification of mammals. 

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TnOR, SlG, AND WiLLMANN, C. 



1947. Trombidiidae, in Das Tierreich, Acarina 3, Lief. 71b, pp. xxix- 

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 Thorpe, W. H. 



1940. Ecology and the future systematics. In Huxley, The new sys- 

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 Tracer, W. 



1937. A growth factor required by mosquito larvae. Journ. Exp. Biol., 

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VlTZTHUM, H. G. 



1942. In Bronns Klassen und Ordnungen des Tierreichs, Bd. 5, Abt. 4, 

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 Wallace, A. R. 



1880. Island life, xvii-f 526 pp. 



