x xxu 
SYSTEMATIC INDEX. 
Order A X T I A R C H A 
Pago 
202 
Family A ST E HOLE VIDJE 
Asterolepis 
- ornata . 
-concatenata 
- maxima 
Eteri eh thy s . 
-milleri . 
-testndinarins 
-product us . 
■-oblongus . 
——- rhenanus . 
Microbracbium . 
Bothriolepis . 
-ornata . 
-panderi. 
—— major . . 
- obesa 
- canadensis . 
-bydrophila 
-macrocephala 
203 
203 
204 
205 
206 
20S 
212 
216 
217 
219 
222 
223 
223 
99X 
225 
226 
228 
228 
230 
231 
Family CERASITD2E.233 
Ceraspis.233 
-cariuata ..233 
Subclass DIPNOI.234 
Order SIREN OIDEI .235 
Family DIPTERID/E. 235 
Dipterus.235 
-valcnciennesi.236 
-macropterus.240 
- (?)serratus.240 
-(?) marginalis.241 
