34 



[Assembly. 



MIDDLE EOCENE. 



Cardita planicosta, 



Bracklesham. 



2 



TURRITELLA IMRRICATARIA, 



do 



4 



Lamna elegans, 



do 



2 



Otodus appendiculatus, 



do 



1 



NUMMULITES PLANULATUS, 



Alum bay, I. of Wight. 



1 mass. 



NUMMIJLITES L^VIGATUS, 



do 



20 



OSTREA PLABELLULA, 



Barton. 



4 



Pecten RECONDITUS, 



•do 



3 



Pleurotoma colon, 



do 



10 



— PRISCA, 



do 



2 



— conoides, 



do 



3 



— EXORTA, 



do 



8 



PLEBEIA, 



do 



3 



ROSTRATA, 



do 



2 



Natica labellata, 



do 



2 



— EPIGLOTTINA, 



do 



3 



AMBULACRUM, 



do" 



5 



Cassidaria striata, 



do 



3 



Cancellaria evulsa, 



do 



4 



Pyrula nexilis, 



do 



2 



Strombus bartonensib. 



do 



5 



ACTiEA SIMULUS, 



do 



4 



Triton argutus, 



do 



3 



Solarium canaliculatum, 



do 



3 



Solarium plicatum, 



do 



2 



OsTREA PLABELLULA, 



do 



3 



Cytherea incrassata, 



Brockenliurst. 



4 



Cardita deltoidea. 



do 



4 



Cyrena obovata, 



do 



6 



FUSUS LONG^VUS, 



do 



3 



Voluta SOLANDR]? 



do 



1 



Pleurotoma colon. 



do 



2 



POTAMIDES CINCTUS, 



do 



3 



Potamides ventricosum? 



do 



2 



Lamna elegans, 



do 



3 



Chara lyellii, 



Colwell bay. 



X 



OsTREA COCHLEARIA, 



do 



3 



Cytherea incrassata, 



do 



3 



Cyrena pwlchra. 



do 



2 



