114 



f'T^ETACEOUS LAMELLIBRANCHIA. 



Fio. 68. — Inuceramns Lamiurki, I'ark. The type of /. Bi-oiigniarti, Mautell, ' Foss. S. Downs,' p. 214, 

 pi. xxvii, fi^. 8. Prom Lewes or Brighton, probably zone of Micrasler cor-anguintim. British Museum, 

 No. 4751. Left valve anil dorsal view. Natui-al size. 



Fio. 69. — Inoceramtis Lamarcki, I'ark. The original of /. Cuvieri, Mantell, ' P'oss. S. Downs,' p. 21.3, 

 pi. xxviii, fig. 4. Zone of Mi>ni.v(i'r cor-antjiiinum, Southerani. British Museum, No. L22094. x |. 



