APPENDIX II. 



RANGE IN GEOLOGICAL TIME OF THE BRITISH CRETACEOUS 



ECHINOIDEA. 



iiCHINOIDEA ENDOCYCLICA. 



Family I. CiDAEiciE, Wright. 



Genus 1. Cidaris 



„ II. D1ADEMAD.5;, Wright. 



Genus 2. Pseudodiadema, Z)esor. ... 



,, 3. Pedinopsis, Cotteau 



,, 4. Eclnnocyphus, Cotteau ... 

 „ 5. Glyphocyphus, Haime ... 



„ 6. Cyphosoma, ^_9'assiz 



„ III. SALENiADiE, Wright. 



Genus 7. Peltastes, ./l^^'asm 



,, 8. Goniophorus, Agassiz 



„ 9. Salenia, Gray 



„ 10. Cottaldia, Desor 



„ IV. Echinothtjeid.t:, Wyv. Thomson. 



Genus 11. Echinothuria, Woodward 



ECHINOIDEA EXOCrCLICA. 



V. Echinocokid.t;, Wright. 



Genus 12. Discoidea, Klein 



„ 13. 'Ec'hmocouus, Breynius ,. 



„ 14. Holectypus, Desor 



VI. EcniNONiD.T,, Wright. 



Genus 15. Pyrina, Desmoulins 



VII. EcHiNOBRissiD.i;, Wright. 



Genus 16. Catopygus, Agassiz 



„ 17. Clypeopygus, A. d'Orhigny . 



„ 18. Echinobrissus, J5reyn/MS 



„ 19. Trematopygus, A. d'Orbigny. 



„ 20. Carntomus, Agassiz 



VIII. EcniNOLAMPiD.T;, Wright. 



Genus 21. 'Pjfiuvus, d'07'bigny 



IX. Spatangid.e, (VOrhigny. 



Genus 22. Hemiaster, Desor 



„ 23. Epiaster, d'Orhigny 



„ 24. Micraster, ^yassj^ 



„ 25. Echinospatagus, .Breyniws.... 



„ 26. Enallaster, (^OrSzjrny 



X. Echikocoeid.t:, Wright. 



Genus 27. Cardiaster, i^orJes 



„ 28. ln^u\diSteT, von Hag enow .... 



„ 29. 'Rol&ster, Agassiz 



„ 30. Ecbinocorys, Breynius 



tS-g 



