SYSTEMATIC INDEX 
op 
GENERA AND SPECIES 
DESCRIBED IN TART II. 
Subclass ELASMOBRANCHII ( continued ). 
Order ACANTHODII . 
Family ACA'nTIIODIDpE. 
Acanthodes. 
- bronni . 
-rouvillei. 
-wardi. 
-nitidus. 
—— pygraseus. 
-concinnus. 
- pusillus. 
-- peachi . 
-mitchelli. 
- aflinis. 
Acanthodopsis. 
--- wardi. 
Cheiracanthus. 
--- murchisoni. 
--- latus. 
——- grandispinus. 
part u. c 
V 
