CORRECTIONS AND OBSERVATIONS. 
Page 5, last line, for Oxford, read Kimmeridge. 
6, et seq. Obs. Ancliffe is otherwise called Hanckley, it is in the 
parish of Westwood in Wiltshire. 
17, line 19 et passim, for Lyas, read Lias. 
34, to Emargintjla scalaris, add fig. 4. 
41, line 15 et passim, fur Melanea, read Melania. 
51, line 18, for carinatus, read carinata. 
63, add a comma after Ancylijs. 
69, line 5, after numerous, add granulated. 
line 9, add the striae become smooth by age. 
93, line 1 ,/or laevigatus, read Selliguinus. Add Syn. A. Selliguinus ? 
Cuvier Brongniart Env. de Baris, 394 t. 7./. I . 
Obs. — Our fossil is between A. Selliguinus and A. Beudanti of 
Brongniart: the latter is not uncommon at Folkstone, and 
varies much,— may they not all be one species ? 
lol; kS line but 2, \f° r Brambur y> read Braambury. 
157, line 1 ,/or priscus, read prisca. 
166, line 1 ,/or tetrammata, read tetrammatus. 
185, last line but 1, dele lower beds of. 
Obs. — It appears that the Baculites Faujasii is from the upper 
Chalk. 
191, line 5 from the bottom, for renders, read render. 
193, line 13, for Trachelepodous, read Trachelipodous. 
213, line 4 from the bottom, for priscus, read prisca. 
226, for Turritella concava, read Turritella excavata, and add 
Syn. Cerithium excavatum, Cuvier fy Brongniart , Env. de 
Paris , 399, t. 9./. 10. 
Obs. — We had published this as a Turritella before we observed 
that Brongniart had given it as a Cerithium : we retain our 
generic name, which Brongniart seems inclined to think may 
be right. 
