SYSTEMATIC INDEX. XXVli 
Page 
Family MYKIACANTHID^E.43 
Myriacanthus.43 
-paradoxus.44 
-granulatus.49 
Chimgeropsis.51 
-paradoxa.52 
Family CHIMiERIDiE.52 
Ganodus.55 
-oweni.55 
-dent at us.57 
-rugulosus.57 
-sp.58 
Ischyodus.59 
-colei.. 60 
-emarginatus.60 
-- egertoni.61 
-dufrenoyi.62 
-beaumonti.63 
-townsendi . ..64 
-quenstedti.66 
-avitus.66 
-planus.67 
-thurmanni.67 
-latus.70 
-(?) incisus.70 
Edaphodon.73 
—*— sedgwicki.73 
-mantelli.75 
■ -agassizi.77 
-crassus.78 
-reedi.79 
-bucklandi.80 
■ -- leptognathus.81 
-(?)laminosus.. . 83 
Callorhynchus.87 
c 2 
