X. CRUSTACEA 
ARRANGED BY 
W T. OALMAN, D.So. 
CONTENTS 
I. Titles 
II. Subject-Index : — 
General, Economics... 
Structure 
Physiology 
Development . 
Ethology 
Variation and Aetiology 
Distribution : — 
1. Geographical : — 
A. General (vacant). 
B. Land and Fresh- water 
C. Marine ... 
2. Geological ... 
III. Systematic Index : — 
Decapoda 
Brachyura 
Oxyrhyncha 
Cyclometopa 
Catometopa 
Oxystomata 
Dromiacea 
PAGE 
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b 2 
(w-5464 l) 
