XXXIV 
SYSTEMATIC INDEX. 
Family LEPIDOSLRENIDiE ( continued ). 
Page 
Ceratodus hnnterianus.273 
Gosfordia.275 
-truncata.275 
Conchopoma.276 
-gadiforme.276 
Order AETHEODIEA .276 
Family COCCOSTELDiE.277 
Coccosteus.278 
-decipiens ..282 
--minor.291 
-disjectus ..292 
-hercynins.292 
Brachydirus. 294 
Phlyctsenaspis.295 
-acadica ..295 
-anglica.. . 296 
Chelyopliorus.299 
Dinichthys.300 
Titanichthys.302 
Maeropetalichthys.303 
Homosteus.304 
-formosissimus.304 
-milleri.306 
Heterosteus.308 
-asmussi ......... 308 
Family ASTEBOSTEIDiE.312 
Asterosteus ..312 
Family PHYLLOLEPID^E.313 
Phyllolepis.313 
- concentrica.. . 314 
Holonema.314 
