xlii 
SYSTEMATIC INDEX. 
Family CE8TBACI0NTIDiE {continued). 
Page 
Hybodus poly prion.268 
-levis.269 
-grossiconus.270 
-obtusus.272 
-basanns.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 
-leiopleurus.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 
Palseospinax.321 
-priscus.322 
