SYSTEMATIC INDEX. 
xxvu 
Page 
Family MYltlACAXTIIIDJE.43 
Myriacanthus.43 
- paradoxus.44 
-granulatus. 49 
Chiniicropsis ..51 
--paradoxa.52 
Family CHI1LERIDJE . 
Ganodus . 
-oweni . 
—— dentafcus . 
-rugulosus . 
--- sp. . . . 
Ischyodus . 
—— colei. 
-emarginatus 
-egertoni 
-dufreaoyi . 
-beaumonti . 
-townsendi . 
-quenstedti . 
-avitus . 
--planus . 
-- thurmanni. 
-- iatu3 
-(V)incisus . 
Edaphodon 
— •— sedgwicld . 
-mantolli 
-agassizi . 
—— crossu? . 
--reedi 
-bucklandi . 
-- leptognathus 
-(?)laminosus 
Callorhynchus . 
55 
55 
57 
57 
53 
59 
GO 
CO 
61 
62 
63 
04 
60 
Go 
67 
67 
70 
70 
73 
r-ry 
e >j 
/ •> 
i 7 
78 
79 
80 
81 
33 
87 
