EXPLANATION OF PLATES. 



PAOB 



Plate X. — Neotoma Floridana t^ 293 



Upper figure, and figs. 1 to 4. 



Sigmodon hispidum 296 



Figs. 5 to 8. 



Plate XL — Fig. 1. Caryocrinites ornatus. .. , . .. . 311,320 



2. Pentremites florealis 313, 320 



3. Pentremites Derbiensis 317,320 



4. Pentremites elliptica 317, 320 



5. Fossil Animal belonging to the 



family of Asteriadae 318 



6. Orbicula cancellata 321 



7. Orbicula reflexa ib. 



Plate XII. Dryinus auratus 325 



Plate XllL-^Fig. 1. Galeorama Turtoni 361 



2. Lima tenera 362 



3. Physa alba 363 



4. Buliraus tuberculatus 363 



5. Crepidula sinuosa 364 



6. Bulla alba 364 



7. Tritonia varicosa 365 



8. Purpura picta ib. 



9. Buccinum Ovum 366 



10. Turbo fabalis ib. 



11. Phasianella stylifera 367 



*^* The drawing of Isocardia Cor referred to in p. 359, will 

 be engraved for No. II. of the Supplementary Plates. 1%. ^^-^p^ 



