fecting 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."

PATTON, W.S. The Development of the Leishman-Donovan Parasite in
_Cimex rotundatus_. _Scientific Mem. of Gov. of India_, Nos. 27 and
31, 1907. Traces the development of this parasite; believes that
the bedbug is concerned in transmitting this disease.

See also Manson's _Tropical Diseases_, pp. 178-190.

TEXT OR REFERENCE BOOKS IN WHICH THE RELATION OF INSECTS TO VARIOUS
DISEASES IS DISCUSSED

ABBOTT, A.C. Hygiene of Transmissible Diseases. Phil., 1899.
Causes, modes of dissemination, prevention, treatment of infectious
and contagious diseases.

ALLBUTT, T.C., AND ROLLESTON, H.D. A System of Medicine. London,
1907. Vol. II, Pt. II, contains sections on tropical diseases;
animal parasites and the diseases they carry and zooelogical
articles dealing with Protozoa, mosquitoes, flies and ticks. All
articles have bibliographies, some of them quite extensive.

BALFOUR, ANDREW. Review of Recent Advances in Tropical Medicine.
Supplement to _Third Rept. Wellcome Research Lab._, London, 1908.
Notes, extracts and references in regard to important articles
during the preceding few months.

DANIELS, C.W. Studies in Laboratory Work, 2d ed., London, 1907. A
good discussion of animal parasites in the blood and blood-plasma;
development of malarial parasites in mosquitoes; flies, fleas,
lice, bedbugs, ticks, etc.

JACKSON, C.W. Tro