CONTENTS OF No. CIV.— New Series. 



MEMOIRS: 



Note on the Presence of a Neurenteric Canal in Rana. By Hekbert 

 E. Durham, King's College, Cambridge. (With Plate XXVII) . 509 



Continued Account of the Later Stages in the Development of Bala- 

 noglossus Kowalevskii, and of the Morphology of the En- 

 teropneusta. By William Bateson, M.A., Fellow of St. John's 

 College, Cambridge. (With Plates XXVIII to XXXIII) . .511 



The Ancestry of the Chordata. By William Bateson, M.A., 

 Eellow of St. John's College, Cambridge .... 535 



Notes on the Development of the Newt (Triton Cristatus). By 

 Alice Johnson, Demonstrator of Biology, Newnham College, Cam- 

 bridge, and Lilian Sheldon, Bathurst Student, Newnham College, 

 Cambridge. (With Plates XXXIV, XXXV, and XXXVI) . 573 



Recent Researches on Oogenesis. By Arthur Thomson . . 591 



The Preparation of the Eye for Histological Examination. By J ames 

 W. Barrett, M.B., Demonstrator of Physiology in King's College, 

 London ........ 607 



Title, Contents, and Index. 



