PLEIOCENE FOSSILS. 



PLATE XIX. 



CARDIDJ]. -CARDITIS. 



CARD IDJE. 



Fig. 1. CARDIUM MAGNUM. Natural size. Page, 63. 

 " 2. CARDIUM MURICATUM. Interior of right and exterior of left valve, natural size. Page 64. 

 " 3. CARDIUM SUBLINE ATUM. Same views. Page 64. 



Pig. 4. 





' 5. 



•• 



' % 



<t 



' r. 





' 8. 





' $. 





' m 





' n. 





' 12. 



C ARDITIDiE. 



CARDITA ARAT^A. Exterior of left valve. Page 65. 



Interior of right valve, natural size. 



CARDITA GRANULATA. Interior of right valve. Page 66. 



Exterior of left valve, natural size. 



CARDITA TRIDEXTATA. Interior of right valve. Page 67. 



Exterior of left valve, natural size. 



CARDITA CARINATA. Interior of right and exterior of left valve, natural size. Page 67. 



CARDITA PERPLANA. Natural size. Page 68. 



CARDITA ABBREVIATA. Natural size. Page 69. 



