xlii 
SYSTEMATIC INDEX. 
Famil}' CESTEACIONTIDjE {continued). 
Page 
Hybodus polyprion 268 
levis 269 
grossiconus 270 
obtusus 272 
basanus 273 
sp. inc. (? strictus) 275 
sp. inc. (? striatulus) 276 
sp. inc 276 
Acrodus 279 
gaillardoti 279 
lateralis 280 
keuperinus 281 
minimus 282 
nobilis 283 
anningise 289 
leiodus 295 
leioplourus 295 
hirudo 296 
ornatus 296 
levis 296 
nitidus 297 
(?) illingworthi 297 
Asteracanthus 307 
ornatissimus 307 
, var. flettonensis 312 
semisulcatus 312 
acutus 313 
verrucosus 313 
granulosus 314 
Strophodus magnus 314 
tenuis 317 
lingualis 319 
Bdellodus 321 
bollensis 321 
Palfcospinax 321 
prisons 322 
