CONTENTS. 
CONTENTS OF No. CIV, N.S., JUNE, 1886. 
MEMOIRS : 
Note on the Presence of a Neurenteric Canal in Rana. By 
Hersert EK. Duruam, King’s College, Cambridge. (With 
Plate XX VII) : ‘ , : ; 
Continued Account of the Later Stages in the Development of 
Balanoglossus Kowalevskii, and of the Morphology of the 
Enteropneusta. By Wiittam Bateson, M.A., Fellow of St. 
John’s College, Cambridge. (With Plates XXVIII to XXXITI) 
The Ancestry of the Chordata. By Wiitram Basson, M.A., 
Fellow of St. John’s College, Cambridge : ; 
Notes on the Development of the Newt (Triton Cristatus). By 
AuicE Jonnson, Demonstrator of Biology, Newnham College, 
and Littan Suenpon, Bathurst Student, Newnham College, 
Cambridge. (With Plates XXXIV, XXXV, and XXXVI) 
Recent Researches on Oogenesis. By ARTHUR THOMSON . : 
The Preparation of the Eye for Histological Examination. By 
James W. Barrett, M.B., Demonstrator of Physiology in King’s 
College, London . 
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