XV. PISCES 
ARRANGED BY 
C. L. BOULENGER 
4 
CONTENTS 
PAGE 
I. Titi.es . . 
3 
II. Subject Index 
• • • • 
23 
General Work, Economics Etc. = 5403 
23 
Structure =5407 
. . 
23 
Physiology=5411 .. 
. . 
25 
Devel opment = 54 1 5 
. . 
26 
Ethology = 5419 
27 
Variation and Aetiology: 
= 5423 .. 
29 
Distribution =5427 . . 
• • • • 
30 
Recent 
• • • • 
30 
Fossil 
. . 
33 
III. Systematic = 5431 
• • • • 
33 
Teleostei 
. . 
34 
Plectognathi 
• • • • 
34 
Pediculati 
• • • • 
31 
Acanthopterygii . . 
• • • . 
34 
Anacanthini 
• • • • 
37 
Percesoces 
37 
Catosteomi 
• • • • 
* J 
37 
Haplomi . . 
• • 
,38 
Apodes 
• • 
38 
Symbranchii 
: 38 
Ostariophysi 
, , 
88 
Malacopterygii . . 
. . 
41 
(n- 11091 6) e 3 
