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Transcriber's Note: ae character replaced with ae. Accents have been
removed. The degree symbol has been replaced with ^o. The times symbol
has been replaced with lowercase x. The symbol mu/micro has been
replaced with lowercase u.




[Illustration: Some early medical entomology. Athanasius Kircher's
illustration of the Italian tarantula and the music prescribed as an
antidote for the poison of its bite. (1643).]




HANDBOOK OF MEDICAL

ENTOMOLOGY

WM. A. RILEY, PH.D.

Professor of Insect Morphology and Parasitology, Cornell University

and

O. A. JOHANNSEN, PH.D.

Professor of Biology, Cornell University

[Illustration]

ITHACA, NEW YORK

THE COMSTOCK PUBLISHING COMPANY

1915


COPYRIGHT, 1915

BY THE COMSTOCK PUBLISHING COMPANY,

ITHACA, N. Y.


Press of W. F. Humphrey
Geneva, N. Y.




PREFACE


The Handbook of Medical Entomology is the outgrowth of a course of
lectures along the lines of insect transmission and dissemination of
diseases of man given by the senior author in the Department of
Entomology of Cornell University during the past six years. More
specifically it is an illustrated revision and elaboration of his "Notes
on the Relation of Insects to Disease" published January, 1912.

Its object is to afford a general survey of the field, and primarily to
put the student of medicine and entomology in touch with