DALL, TERTIARY MOLLUSKS OF FLORIDA, PART I. 



PLATE XI. 



Fig. I. Cypraa pinguis Conrad ; 34.0 ; profile ; p. 164. 



Fig. I a. The same from below. 



Fig. 2. Cypresa Heilprinii Dall ; from below ; 26.5 ; p. 166. 



Fig. 2 a. The same in profile. 



Fig. 3. Cancellaria ( Trigo?iostoma) sublhomasice Dall ; 20.0 ; p. 44. 



Fig. 4. Cardita {Carditaniera) recla Conrad, var. ? Tampa silex-beds ; 33.0. See 

 Part II. 



Fig. 5. Conus planiceps Heilprin ; summit ; p. 25. 



Fig. 5 a. The same, young shell ; 22.0; p. 25. 



Fig. 6. Bittium priscuni Dall, Tampa silex-beds ; the base is defective in the speci- 

 men figured ; 7.0. See Part II. 



Fig. 7. Potamides {Lainpanelld) iransectaT)-s\\'Ysxvi.\>'A.si\<iyi-h%A'i,\ 17.5. See Part II. 



Fig. 8. Cast of burrow of Lithophagus, common in the silex-beds. See Part II. 



Fig. 9 a, b; Diplodonta alia Dall, Tampa silex-beds ; 14.0. See Part II. 



Figs. 10, 10 a. Pyrazus (Pyrazisinus) campanulatus Heilprin, Tampa silex-beds ; 42.0. 

 See Part II. 



Fig. II. Coralliophila magna XiaW; imperfect adult specimen ; 45.0; p. 155. 



Fig. 12. Coralliophila magna Dall ; young and nearly perfect example ; 20.0 ; p. 155. 



