Transcriber’s Note:
Page xxiii, “l. Corystes cossivelaunus” changed to read “l. Corystes cassivelaunus”.
Page xxv ERRATA incorporated into project.
Page xix, “Acmeœa virginea, part of palate—118.” changed to read “Acmæa virginea, part of palate—118.”
Page 21, “in [Fig. 13], if S, S′ are a pair of conjugate foci,” changed to read “in [Fig. 12], if S, S′ are a pair of conjugate foci,”. S and S′ are in [Fig. 12].
Page 89 “Bacteriological and Histol gical” changed to read “Bacteriological and Histological”.
Page 598, “Apis nillifica” changed to read “Apis mellifica”, also entry in index.
Page 663, “the papillæ of the tongue is distended and seen erect” changed to read “the papillæ of the tongue are distended and seen erect”.
Obvious printer errors corrected silently.
Inconsistent spelling and hyphenation are as in the original.