IN

ELEMENTARY PHYSIOLOGY.

BY

THOMAS H. HUXLEY, LL.D., P.R.S.

REVISED EDITION.

London:

MACMILLAN AND CO.

1885.

The Right of Translation and Reproduction is Reserved.

~ Physid

RICHARD CLAY AND SONS,

BREAD STREET HILL, LONDON, E.C. And at Bungay, Suffolk.

Stereotyped Edition.