TEEATISE ON ZOOLOGY 



EDITED BY 



SIR BAY LANKESTEK 



K.C.B., M.A., LL.D., F.R.S. 



HONORARY FELLOW OF EXETER COLLEGE, OXFORD J CORRESPONDENT OF THE INSTITUTE 



OF FRANCE; LATELY DIRECTOR OF THE NATURAL HISTORY DEPARTMENTS 



OF THK BRITISH MUSEUM 



PART IX 



VERTEBRATA CEANIATA 



(FIRST FASCICLE: CYCLOSTOMES AND FISHES) 



BY 



E. S. GOODRICH, M.A., F.R.S. 



FELLOW OF MERTON COLLEGE, AND ALDRICHIAN DEMONSTRATOR OF COMPARATIVE 

 ANATOMY IN THE UNIVERSITY OF OXFORD 



Reprint A. AS HER & CO. Amsterdam 1964 



