EXPLAifATIOX OF THE PLATES. 521 



PLATE ; II. 



Argojiauiida. 



Piige 



1, Argonauta hians, Solandor. h. China 1G2 



T<:HtJddoj. 



8. Bclotcutliis subcostata, Miinst. \- Upper Lias, Wurtemberg- IGS 



Bdemnitid'X. 



5. Belemnites Puzosianus, Orb. i. Oxford Clay, Chippenbam 173 



6. Belenmitella mucronata, Sb}'. \. l^pper Cbalk, Norwicb . . 175 



9. Conotcuthis Dupiniana, Orb. Xeocomian, France ; Gaiilt, 



Folkestone 176 



Sc]}iad(B. 



2. Sepia Orbignyana, Fer. \. Mediterranean 177 



3. {Bclosejna) scpioidea, Bl. ^. Eocene, Sussex 177 



4. Spirulirostra Bellardii, Orb. ±. Miocene, Turin . , 177 



7. Beloptera belemnitoides, Bl. -| . Eocene, Sussex 177 



jSfautiUdcc. 



m 



10. Xautilus radiatus, Sby. \. Xeocomian, Kent ISo 



11. bidorsatus, Scbl. [lipper ^ia/^f^/^/tf = Ehynbcolites 



liirundo, F. Biguct). -|. Muscbelkalk, BaA'aria 183 



12. {A(iiria) zic-zac, Sby. Eocene, Highgate 189 



IG. Clymenia striata, Miinst. Devonian, S. Pcthcrwin 190 



Ort/toccratidce. 



11. Orthoceras Ludense, Sby. (5cci!w;0- 4- Ludlow Book, Britain 190 

 15. Pbragmoceras ventricosum. Stein, i. L. Ludlow-rock, Salop 194 

 13. Gyroceras eifeliense, Arch, {scctloii). h. Devonian, Eifel . . 194 



