Ccel. 1 
XVI. (XELENTERATA. 
By 
Alice L. Embleton, B.Sc., F.L.S. 
CONTENTS. 
Pnge 
Introduction 1 
Titles 3 
I. General ( = Codentera ta col- 
lectively) 15 
Subject Index : — 
General Biology . .’ 16 
Geography .... 16 
II. Hydromedusae (including 
Hydrocorallina and Sip ho - 
nophora ) : — 
A. Subject Index : — 
General Biology . . 16 
Geography .... 17 
B. Systematic 17 
III. Graptolithida : — 
A. Subject Index : — 
General Biology . . 22 
Geography .... 22 
B. Systematic 22 
Page 
IV. Scyphozoa 
A. Subject Index : — 
General Biology . . 24 
Geography .... 24 
B. Systematic 24 
V. Anthozoa (including Alcyo- 
naria and Zoantharia ) : — 
A. Subject Index : — 
General Biology. . . 25 
Geography .... 25 
B. Systematic 26 
VI. Ctenophora : — 
A. Subject Index : — 
General Biology . . 35 
Geography .... 35 
B. Systematic 35 
INTRODUCTION. 
The output of Coelenterate literature this year is thoroughly satis- 
factory both as regards the number of memoirs and also from the point 
of view of the interest of the work published. There are ten more titles 
recorded this year than last, and most branches of the subject are well 
represented. 
There are several very good morphological contributions this year by 
Duerden (49-52) ; he discusses septal sequence in the Madreporaria , 
and also the development and relationships of the rugose corals. The 
