TABLE OF CONTENTS. 
Schizaster, Agass. ; 
fragilis, Dub. §- Kor. . 
Spatangus, Leske 
purpureus, Les/e 
raschi, Lovén 
Echinocardium, Gray . 
cordatum, Penn. 
pennatifidum, Norm. . 
flavescens, O. F. Mull. 
Brissopsis, Agass. 
lyrifera, Forbes 
B. Disrrievurion oF THE SPECIES. 
I. Horizontal Distribution beyond British Area, and 
Range in Depth . : : 
IL. Species not known beyond British Area . 
III. List of British Echinoderms, arranged by grades of 
Depth from above downwards 
IV. List of British Echinoderms, arranged by grades of 
Depth from below upward a eens 
VY. Distribution of Echinoderms within the British Area. 
INDEX 
DESCRIPTION OF THE PLATES 
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