Newstead, R. On the Pathogenic Ticks Concerned in the Distribution of Diseases in Man. Brit. Med. Jour., II, 1905, pp. 1695–97. Classification and habits, particularly of Ornithodoros moubata.

Nuttall, G.H.F. The Ixodoidea or Ticks. Jour. of Roy. Inst. of Pub. Health, 1908. List of disease-bearing ticks. Position of ticks, classification. Biology. Preventive measures.

Nuttall, G.H.F. Piroplasmosis. Jour. Roy. Inst. of Pub. Health, 1908. What piroplasma are; diseases produced by them. Biology.

Nuttall, Geo. F., and co-workers. Canine Piroplasmosis, Parts I to VI. Jour. Hyg., Vol. 4, No. 2, Apr., 1904, to Vol. 7, No. 2, Apr., 1907. A thorough discussion of the disease, the parasite which causes it and the ticks which convey it.

Pocock, R.I. Ticks. In Albutt and Rolleston's System of Med., II, 1907, pp. 187–203. Classification; description of the best-known pathogenic species. Extended bibliography.

Skinner, B. Preliminary Note on Ticks Infecting the Rats Suffering from the Plague. Brit. Med. Jour., Vol. II, 1907, p. 457. Records taking tick on a plague-sick rat and finding bacilli similar to plague bacilli in connection with it.

Smith, T., and Kilborne, F.L. Texas Fever. U.S. Dept. Agric. Bureau of Animal Industry, Bull. No. 1, 1893. Records of the experiments showing disease to be transmitted by ticks.

Wellman, F.C. Preliminary Note on Some Bodies Found in Ticks—Ornithodoros moubata—Fed on Blood Containing Embryos of Filaria. Brit. Med. Jour., July 20, 1907, p. 142. Believes that F. perstans is conveyed from man to tick and from tick to man.

KALA-AZAR AND BEDBUGS

Girault, A.A. The Indian Bedbug and Kala-azar Disease. Sci., N.S., Vol. XXV, 1907, p. 1004. Indian bedbug is C. rotundatus Sig. Its distribution. Summary of Dr. Patton's paper on "Preliminary Report on the Development of the Leishman-Donovan Body in the Bedbug."