116 
ORGANIC REMAINS. 
Trigonia clavellata (Min. Conch, tab. lxxxvii.) 
Modiola cuneata (Min. Conch, tab.ccxi.) PI. V. fig. 28. 
(a large variety) 
Pinna cuneata (Bean, MS.) ... PI. IX. fig. 17. 
Plagiostoma. — 1. rigidulum ... PI. VII. fig. 13. 
2. interstinctum. (It has 
fewer ribs than pla- 
giostoma duplicatum 
(Min. Conch.) 
Pecten. — 1. fibrosus (Min. Conch.) PI. VI. fig. 3. 
2. demissus ... fio-. 5. 
O 
3. a species like viminalis, but with ) 
more numerous ribs ... j 
fig. 14. 
Scarborough, Gristhorpe, 
and in other strata. 
Scarborough. 
Scarborough, and in the 
Cave oolite. 
Scarborough. It seems to be 
distinct from P. rigidum, 
and is invariably smaller. 
Scarborough. This is the 
usual size of the species 
in cornbrash. 
Scarborough, Newton Dale. 
Scarborough, Gristhorpe, and 
in other rocks. 
Scarborough. 
Ostrea. — 1. Marshii (Min. Conch, tab. xlviii.) 
2. a small oval species 
T erebratula. — 1. ovoides ? (Min. Conch, tab. c. ) 
also Young and Bird, tab. viii. fig. 10 .) j 
2. digona (Min. Conch, tab. xcvi.) 
Trochus granulatus (Min. Conch, tab. ccxx.) 
Terebra? granulata ... ... PI. VII. fig. 16. 
Melania. — 1. Heddingtonensis (Min. Conch, tab. xxxix.) 
2. vittata 
fig. 
15. 
Scarborough, Gristhorpe, 
Newton Dale, &c. 
Scarborough. 
Scarborough, Gristhorpe, 
Newton Dale. 
Scarborough, (rare.) 
Scarbro’, and in other strata. 
Ditto. (Mr. Williamson.) 
Scarborough, Gristhorpe, 
and in other strata. 
Scarbro’, Gristhorpe. (One 
specimen inclosed a mass 
of crystallized blende.) 
Scarborough. 
Bulla P or Actseon ? (which I have not seen ; it ) 
is in the collection of Mr. Preston) j 
Ammonites. — 1. Herveyi (Min. Conch, tab. cxcv.) Ditto. 
2. terebratus, similar but more globular spe- ) 
cies, with a very acute, narrow umbilicus 1 
(Belemnites are rare in the cornbrash of Yorkshire.) 
Vermicularia nodus PI. IX. fig. 34. Ditto, and in the Cave 
oolite. 
