THE 



ELEMENTS OF EMBEYOLOGY 



BY 



M. FOSTER, M.A,, M.D., LL.D., F.KS. 



PBOEESSOB or PHYSIOLOGT IN THE DNIVEKSITT OF OAMBEIDGE, 

 FELLOW OF TKINITY COLLEGE, CAMBKIDGE, 



AND THE LATE 



FEANCIS M. BALFOUR, M.A, LL.D., F.R.S., 



LATE FELLOW OF TBINITY COLLEGE, CAMBEIDGE, 

 AND PEOFESSOK OF ANIMAL MOBPHOLOGT IN THE UNIVEESIIY. 



EDITED BY 



ADAM SEDGWICK, M.A., 



FELLOW AND ASSISTANT LECinBEB OF IKINITT COLLEGE, CAMBEIDGE, 

 AND 



WALTER HEAPE, 



LATE DEMONSTEATOB IN THE MOEPHOLOGICAL LABOEATOEY OP THE 

 UNIVEESIIY OF CAMBEIDGE. 



MACMILLAN AND CO. 



AND NEW TOEK. 



1889 



[AU Bights reserved-l 



