INOCERAMUS. 



321 



- 



I \ 



y x$m 



Y/fi - 



Fig. 79.— Inoccramus Lamarcki var. Cuvieri, Sow. Zone of Hohistcr planus, Borstal. Mi*. Dibley's Collec- 

 tion. Eight valve and anterior view, x |. 



•ffjFjff! fftpTTf fjrr 



Fig SO.-Inoceramus Lamarcki var. CumeW, Sow. Zone of Terebratulina lata.TLoyston. Sedgwick Museum, 

 Cambridge. Portion of left hinge. Natural size. 



