350 Mr. De la Beche on the Distribution of Organic Remains. 



(Conyb.). Coral rag. N. of Fr. (Bobl.). Rubbly limestone, 

 S)C. Braanibiiry Hill, Brora (Murch.). 



2. Lima proboscidea (Soio!). Jnf. oolite'^ Yorks. (Phil.). Inf. oolite. 



Dundry (Conyb.). Oxford clay, for. marb.^ and inf. oolite. 

 Norm. (De C). 



3. gibbosa (Sozo.). Comb, and inf. oolite. Mid. and S. Eng. 



(Conyb.). Great oolite and inf. oolite. Norm. (De C). 



4. antiqua (Sow.y Lias. Mid. and S. Eng. (Conyb.). Lias. S. of 



Er. (Dufr.). 

 1. Exogyra digitata (Soa;.). Kelt. rock. Mid. and S. Eng. (Conyb.). 



1. Cliama mima or Gryphtta mima (P/(i7.). Coral oolite and calc. grit. 



Yorks. (Phil.). 



2. crassa {Sow.). Bradford clay. Mid. and S. Eng. (Conyb.). 



1. Plicatula spinosa (^Sow.). Lias. Yorks. (Phil.). Lias. Mid. and S. 

 Eng. (Conyb.). Lias. Norm. (De C.). Irf. oolite. N. of 

 Fr. (Bobl.). Great arenaceous formation. Western Islands, 

 Scotl. (Murch.). 



1. Ostrea gregarea (Sow.). Coral rag. Yorks., Wilts, &c. Calc. grit 



and great oolite? Yorks. (Phil.). Coral rag. Mid. and 

 S. Eng. Inf. oolite. Dundry (Conyb.). Coral rag and 

 Oxford clay. Norm. (De C). Oxford clay and coral jag. 

 N. of Fr. (Bob!.). Kim. clay. Havre. (Phil). 



2. solitaria (Sow.). Coral rag and inf. oolite. Yorks., Oxon, &,c. 



(Phil.). 



3. duriuscula (Bea«). Coralline oolite. Yorks. (Phil.). 



4. — - inaqualis (^Phil.). Oxford clay. Yorks. (Phil.). 



5. undosa ( Bean). Kelt. rock. Yorks. (Phil.). 



6. archetypa (Phil.). Kelt. rock. Yorks. (Phil.). 



7. . Marshii (Sow.). Kell. rock, comb., and great oolite. Yorks. 



(Phil.). Comb, and Fullei-'s E. Mid. andS. Eng. (Conyb.). 

 Oxford clay, for. marb. and inf. oolite. Norm. (De C). 



8. sulcifera (Phil.). Great oolite. Yorks. (Phil.). 



9. deltoidea (Sow. Sj- Smith). Kim. clay. Yorks. (Phil.). Oxford 



clay. N. of Fr. (Bobl.). Kim. clay. S. and Mid. England. 

 (Conyb.). Shell limest. and calc. grit ? Portgower, 8tc. 

 Scotl. (Murch.). iftm.c/ay. Havre (Phil.). Sandst., limest., 

 and shale. Inverbrora, Scotl. (Murch.). 



10. ■ expansa (Sow.). Portland stone (Conyb.). 



1 1 . Crista Galli (Smith). Coral rag, for. marb., Brad, clay, and great 



oolite. Mid. and S. Eng. (Conyb.). Great oolite. Norm. 



(De C). 

 1'^. ■ pahnetta (Sow.). Oxford clay. Mid. and S. Eng. (Conyb.). 



Oxford clay and for. marb. Norm. (De C). 

 13. acuminata (Sow.). Bradford clay and inf. oolite. Mid. and S. 



Eng. (Conyb.). Great oolite and Brad. clay. N. of Fr. 



(Bobl.). 

 11.. rugosa (Soil'.). Inf. oolite. Mid. and S. Eng. (Conyb.). 



15. — ^ minima (7>5/.). Coral rag and Oxford clay. Norm. (De C). 



16. — — plicatilis. Oxford clay. Norm. (De C). 



17. carinala (/vflw). O.iybrrf f/flj/. Norm. (De C). 



18. Oslrca 



