112 JOURNAL OF CONCHOLOGY, VOL. I5, NO. 4, OCTOBER, I916. 



Distribution Table {continued'). 



Geological Horizons. 









C 









-0 























V 



c 







c 





2 



c 



c 



HI 



u 



<u 





'3 



c 



c 





c 



2 





M 



5 



V 













Genera and Species. 











C 

 T3 

 C 



5 



_o 



2 

 c 

 35 





 ■jr. 



k 







S 



a; 



^ 



M 



a 



w 

 



2 



v 



c 



5 

 1) 



CJ 



c 



tn 



c 

 2 



6 



1; 



j2 

 











1) 

 





< 



^ 



> 



X 



s 



m 



^ 



X 







M 



< 



Q 



C/2 



^ 



< 



p< 



^ 



cu 



^ 





I 



2 



3 



4 



5 



6 



7 



8 



9 



ID 



II 



12 



13 



14 



IS 



16 



17 



18 



19 



Pelecypoda {contd. ). — 



Yoldia oblongoides S. V. Wd. ,sp. 















X 



















X 



X 



X 





Monia patellifonnis Linn. , sp. 















X 





X 











X 



X 



X 



X 



X 



X 



Anadara diluvii Lamarck, sp. 







X 





X 





X 







X 



X 







X 













Fossidarca lactea Linnceus, sp. 







X 



X 







X 





X 











X 



X 



X 





X 



X 



Glycy uteris pilosa Linnaeus, sp. 







X 



X 



X 



X 



X 



X 



X 





X 



X 



X 





X 









X 



Mytilus edulis Linnseus var. 









































tingulattis Poli 















X 



















X 







X 



Volsdla barbata Linnaeus, sp. 















X 















X 





X 







X 



Margaritifera phahenacea 









































Lamarck, sp. 



X 



X 



X 









X 





X 





X 







X 













Ostrea princeps S. V. Wood 















X 





X 







X 



X 







X 









Pecten maximiis (?) Linn., sp. 















X 



X 



X 





X 



(?) 



X 







X 







X 



yEqiiipecten opercularis L. ,sp. 











X 



X 



X 



X 



X 







X 



X 



X 



X 



X 



X 



X 



X 



Maniipeden pesfelis Linn. , sp. 







X 



X 







X 















X 



X 









X 



Chlamys princeps J . de C. S. ,sp. 















X 





X 









X 









X 







Hinnites crispus Brocchi, sp. 











X 



X 



X 





X 











X 



X 



X 









Glans senilis Lamarck, sp. ... 







X 



X 







X 





X 









X 







X 









Astarte basteroti \^2l Jonkaire 









X 







X 





X 







X 



X 







X 









Astarte galeottii Nyst 















X 





X 









X 







X 









Astarte omalii La Jonkaire . . . 







X 



X 







X 





X 



X 



X 



X 



X 







X 





X 





Astarte midabilis S. V. Wood 















X 





X 





X 





X 







X 









Cyprina rustica (?) J. Sow. , sp. 







X 





X 



X 



X 





X 





X 



X 



X 







X 









Isocardia humana ( = coi-) 









































Linnteus, sp. 







X 









X 





X 







X 









X 







X 



Dentilucina borealis Linn. , sp. 







X 



X 



X 





X 



X 



X 





X 



X 



X 



X 



X 



X 



X 



X 



X 



Arcopagia vtntricosa Serres, sp. 







X 









X 















X 



X 











Tellina benedeni Nyst & West. 







X 





X 





X 







X 



X 



X 



X 







X 









Moera donacina Linnaeus, sp. 







X 









X 





X 









X 



X 



X 



X 





X 



X 



Gastrana laminosa J. de C. S. , sp 















X 





X 









X 







X 









Spisnla arniata J. Sow., sp. 















X 







X 





X 



X 







X 



X 



X 





Spisiila siibtruncata DaC. , sp. 







X 



X 





X 



X 



X 



X 









X 



X 



X 



X 



X 



X 



X 



/•//ar ;7^(//i- Poli, sp 







X 



X 







X 





X 









X 



X 



X 



X 





X 



X 



Callista chione Linnseus, sp. ... 







X 



X 







X 





X 



X 



X 



X 



X 



X 



X 



X 







X 



Tapes perovalis S. V. Wood ... 















X 





X 























Papillicardiwn papiUosu7n 









































Poli, sp. 







X 



X 



X 





X 



X 













X 



X 









X 



Plagiocardium hirsidinn Brn. 







X 









X 















X 



X 











Ensis ensis Linnteus, sp. 







X 



X 







X 



X 



X 





X 



X 



X 



X 



X 



X 





X 



X 



Cyrtodaria angtista N. & W. , sp. 











X 



X 



X 





X 



X 



X 



X 



X 







X 









Pa)wpica fnenardi Deshayes ... 







X 





X 



X 



X 





X 





X 











X 









Bar Ilea cylindrica J. Sow. , sp. 















X 



















X 









Aspidopholas rugosa Brocchi, sp 















X 















X 



X 











Pholadidea papyracea Turt. , sp. 









X 







X 





X 





X 



X 















X 



Thracia convexa W. Wood ... 







X 







X 



X 





X 











X 



X 







X 



X 



Thracia pubescens Pulteney, sp. 







X 









X 





X 









X 



X 



X 







X 



X 



Brachiopoda— 









































Terebratula perforata Desnoy. 



I 



2 



3 



X 



4 



5 



6 



X 



7 



8 



X 



9 



X 



10 



X 



II 



X 



12 



X 



13 



14 



15 



X 



16 



11 



18 



12 



