V) 



Bulletin of the Museum of Comparative Zoology 

 AT HARVARD COLLEGE. 



Vol. XL v. No. 3. 



\ 



THE OPTIC REFLEX APPARATUS OF VERTELllATES "FOR 

 SHORT-CIRCUIT TRANSMISSION OF JVOTOJi KMFLEXiiS 

 THROUGH REISSNER'S FIBRE; ITS MORPHOLO(vX, • 0*J>J- 

 TOGENY, PHYLOGENY, AND FUNCTION. —PART L THE 

 FISH-LIKE VERTEBRATES. 



By Porter Edward Sargent. 



With Eleven Plates. 



CAMBRIDGE, MASS, U.S.A.: 



PRINTED FOK THE MUSEUM. 



JiLv, 1004. 

 1 



