106 ORGANIC REMAINS. 
Cidaris vagans ... ... 
PI. VII. fig. 1. 
Spatangus ovalis, Leske ... 
PI. IV. fig. 23. 
Clypeaster pentagonalis 
Galerites depressus 
fig. 24. 
PI. VII. fig. 4. 
M0LLUSCA. 
Pholadomya. — 1. simplex... ... PI. IV. fig. 31. 
2. deltoidea ? (Min. Conch, tab. cxcvii.) 
Sanguinolaria undulata (Min. Conch.) 
Mya literata (Min. Conch.) 
PI. V. fig. 1. 
PI. VII. fig. 5. 
Isocardia tumida 
Astarte carinata ? 
PI. IV. fig. 25. 
PI. V. fig. 3. ? 
Venus... 
Lucina crassa (Min. Conch, tab. dim.) 
PI. IV. fig. 26. 
Modiola bipartita (Min. Conch.) 
fig. 30. 
Avicula ovalis ... 
PI. III. fig. 36. 
Lima rudis (Min. Conch, tab. ccxiv.) ... 
Gryphaea. — 1. bullata ? (Min. Conch.) PI. IV. fig. 36. 
2. chamseformis (beaks laterally involute) 
3. inhterens, a species ? which differs from bul- 
lata, by the large attachment of its beak 
Ostrea gregarea (Min. Conch, tab. cxi.) 
Terebratula. — 1. socialis 
PI. VI. fig. 8. 
2. intermedia (Min. Conch.) 
3. ornithocephala (Min. Conch.) 
Scarborough and in other 
strata. 
Scarborough ; also in the co- 
ralline oolite and Kello- 
ways rock. 
Scarborough. 
Scarborough; also in other 
lower strata. 
Gristhorpe (rare.) 
Malton, and in other lower 
strata. 
M alton, and in lower strata. 
Malton, Scarborough, and 
in other strata. 
Gristhorpe and Cayton. 
Scarborough, and in Oxford 
clay. 
Deep dale head, and Scar- 
borough ; also in other 
lower strata. 
Gristhorpe, Malton, Suther- 
land. 
Scarborough (rare in this 
rock.) 
Malton and Sutherland. 
Malton, Filey, and Birdsall. 
Abundant at Hackness, and 
Gristhorpe. 
Birdsall. 
Scarborough (rare in this 
rock.) 
Scarborough, Hackness, &c. 
in groups. 
Castle Howard. 
Ditto. 
