XV. PISCES 
BY 
J. R. NORMAN. 
CONTENTS 
I. Titles 
II. Subject Index 
Economics 
Structure 
Development 
Physiolog}' ... 
Ethology 
Variation and Evolution 
Distribution ... 
Marine 
Fresh Water 
, Fossil 
III. Systematic 
General Works 
Marsipobranchii 
Selachii . 
Ichthyodorulites ... 
Euselachii 
Pleurotremata ... 
Hypotremata ... 
Holocephali 
PAGE 
3 
13 
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16 
d 3 
(n-13246 b) q 
