16 



Genera, Species. 



References 



Forma- 

 tions. 



Localities, 



Codeciiinus, Desor. 

 rotundus, Gras, sp. 



Polycyphus, Agassiz. 

 Normannus, Desor, 



Bennettice. 



Echinus, Linne. 

 Lamarckiij Forbes, 



Stomeciiinus, Desor. 

 perlatus, Desmar. sp. 



gyratus, Agass. sp. 



Acrosalenia, Agassiz. 

 Loweana, Wright, 



pustulata, Forbes, 



hemiciclaroides, 

 Wright, 



Lamarcki, Desm. sp. 



Lyc-etti, Wright, 

 spinosa, Agass. 



Echinus id. Ours. foss. 37. 

 t. 2. f. 13-14. 



Syn. Echin. foss. 117. 1. 19. 

 f. 4-6. P. nodulosus, 

 Agass. Cat. rais. 57. Ar- 

 bacia, id. Wright, Ann. 

 Nat. His. 2 Ser. VIII. 

 279. t. 13. f. 3. a. 1851. 



See Gottaldia. 



Pal. Soc. Br. Tert. Echin. 

 2. t. 1. f. 4. = E. melo. 

 Peach. Brit. Ass. 1850. 



Echinusid. Desmar.; Agass. 



Echin. Suiss. II. 82. t. 



22. f. 13-15. 

 Echinus id. Echin.Suiss.il. 



87.t.23.f. 43-46. E. dia- 



dematus. McCoy. Ann. 



Nat. His. 2nd Ser. II. 410. 



Desor. Syn. 126 and 



487. 



2. Salenice. 



Pal. Soc. Br. Foss. Echin. 

 240. t. 17. f. 4. 



Mem. Greol. Surv. Decade. 

 IY. t. 3. f. 4. 



Ann. Nat. His. 1851. 261. 

 t. 11. f. 1.; Desor. Syn. 

 144. t. 20. f. 19-23. 

 Diadema, id. Desm. ; Hemi- 

 cidaris, id. Agass.; A. 

 Wiltoni, Wright. Ann. 

 Nat. His. 1852, IX. 83. 

 t. 3. f. 4. 

 Ann. Nat. His. 1851. VIII. 



263 t 11. f. 2. 

 Echin.' Suis.' II. 39. t. 28. 

 f. 1-5.; Desor. Syn. t. 20. 

 f. 14-16. 



A . radiata, Forbes. 

 Wright. Br. Foss. Echin. 

 248. 



Cret. 



Inf. Ool. 



Crag. 



Inf. Ool. 



Cor. 



sp. 



Comb. 



Gr. Ool. 

 Gr. Ool. 

 Cor. 



Cornb. 



Cornb. 



Cornb. 

 Cornb. 



Tournay, Belgium. 



Scarborough, 



Orford, Suffolk. 



Cheltenham. 

 Weymouth. 



Bologne. 



Chippenham, Wilts. 

 Yardley, Northamp. 

 Yardley, Northamp. 

 Oldcastle near Wey- 

 mouth. 

 Wilts. 



Weymouth. 



Weymouth. 

 Weymouth. 



Gault. jEscragnolles. 



