PLATE 32, 33. 
pointed, cunieform or wedge-shaped sinus, at the mar- 
gin. 
This very curious Anomite is not uncommon near Bake- 
well and Buxton, in the limestone strata. It varies con- 
siderably in size. 
Fig. 5. Is a large specimen in dark grey limestone, the 
surface covered in part by a white sparry substance, which 
has, seemingly, taken the perfect thickness and form of 
the original shell. 
6. The same, placed so as to show the sinus at the 
margin. 
7 and 8 are a smaller specimen. Spar. 
V 
