PAL/EONTOGRAPHICAL SOCIETY, 1912 



ATE LV11 



5 a 



5c 



, 



-J^P 



7a 



S^^. 



> 4 ^ 



12 h 



11a 



11 b 



12 a 



CRETACEOUS LAMELLIBRANCHIA . 



T.A.Bi i 



London Stereoscopic Co. Imp. 



