256 GEOLOGY OF THE ISLE OF WIGHT. 



of pyrites, generally having a tercbratula or other shell 

 as the nucleus. 



East of ( 'olin's Point and Mill Bay ; the gait is visible and 

 contains shells. In a highly inclined fallen mass of sand- 

 stone, sharks' teeth, coprolites, molluskite, and many 

 shells. Firestone with fossils occurs on the shore, east- 

 ward of the Parsonage. 



In the gravel-pits on "Little-town Down," above Ventnor, 

 the Hints abound in sponges. They sometimes contain a 

 sharp conical body fixed by its base and projecting into 

 an elongated fusiform cavity. This appearance has been 

 produced by a belemnite, of which the large cavity is the 

 impression, and the conical body the cast of the phrag- 

 mocone, or chambered shell of this curious cephalopod.* 



LIGN. 20. — SECTION or THE UNDERCLIFF. NEAR VENTNOR. 



In the chalk marl above Bonchurch nume- 

 rous fossils, comprising turrilites, scaphites, am- 

 monites, incocerami, &c. have been found. The 

 bone of a reptile (p. 245), and the stem of Cla- 

 thraria, previously described {ante, p. 244), were 

 obtained from this locality. 



* Sec Medals of Creation, vol. ii. p I S 9 



