XV. PISCES 
ARRANGED BY 
0. TATE REGAN. 
CONTENTS 
Titles . . 
/. 
PAGE 
3 
Subject Index 
. . 
20 
General, Economics, Etc. 
. . 
20 
Structure 
. . 
20 
Physiology . . 
. . 
22 
Development 
23 
Ethology 
24 
Variation and Aetiology 
. . 
25 
Distribution . . 
. . 
25 
Marine 
. . 
25 
Fresh Water 
. . 
26 
Fossil 
27 
Systematic 
. . 
28 
General Works 
. . 
28 
Marsipobranchii 
. . 
29 
Selachii 
, . 
29 
Ichthyodorulites . . 
29 
Ichthyotomi 
. . 
29 
Euselachii 
. . 
29 
Pleurotremata . . 
. . 
29 
Hypotremata . . 
. . 
30 
Holocephali 
. . 
30 
(n-9186 b) 
e 3 
