No. 163.] 



MIDDLE E' 



OCENE. 





PaLCDINA LENTA, 



Colwell bay. 



4 and 1 slab. 



Planorbis EUOMPHALUS, 



Sconce point. 



3 



Cerithium elegans, 



Headon hill. 



8 



— CONCAVUM, 



Colwell bay. 



4 



— TRIZONATUM, 



Headon hill. 



2 



— VENTRICOSUM, 



do 



26 



Melania FASCIATA, 



do 



9 



Melania muricata, 



Colwell bay, 



14 



Ancillaria buccinoides, 



do 



3 



Melanopsis buccinoides, 



do 



14 



BUCCINIUM LABIATUM, 



do 



14 



Neritina concava, 



do 



11 



Natica depressa, 



do 



8 



Caudona porbesii, 



Cliffend. 



1 slab. 



Plant Impressions, 



Alum bay. 



4 



POTAMOMYA PLANA, 



Colwell bay. 



4 and 1 slab. 



Ctrena obovata, 



do 



7 



LlMN^A LONGISCATA, 



do 



2 and 1 slab. 



LlMN^A PYRAMIDALIS, 



Headon hill. 



1 slab. 



Melanopsis carinata, 



CliflFend. 



1 slab. 



Melania muricata, 



do 



1 slab. 



Pectunculus deletus, 



Barton. 



3 



Pectunculus costatus, 



do 



4 



LiMOPSIS SCALARIS, 



do 



5 



ChAMA SQUAMOSA, 



do 



4 



CrASSATELLA SULCATA, 



do 



4 



Cardita suldata, 



do 



5 



Cardium turgidum, 



do 



4 



Corbula pisum, 



Alum bay. 



1 mass and 5 



FICUS, 



Barton. 



3 



CUSPIDATA, 



do 



3 



Cytherea obliqua. 



do 



2 



Tellina ambigua. 



do 



4 



Sanguinolaria compressa, 



do 



1 



Nucula similis, 



do 



3 



VOLUTA ATHLETA, 



do 



2 



— LACTATRIX, 



do 



3 



— AMBIGUA, 



do 



4 



— SOLANDRI, 



do. 



2 



