

LOWER CALCAREOUS GRIT. 



135 



Lima rudia (Min. Conch, tab. ccxiv.) ... 

 Gryphsea. 1. bullata? (Min. Conch.) 



PL IV. fi ff . 36. 



2. chamaeformis (beaks laterally involute) 



Malton, Wilts, Sutherland. 

 Malton, Filey, Birdsall, 



Wilts, and Sutherland. 

 Abundant at Hackness, 



Gristhorpe, and also in 



Sutherland. ? 



3. inhaerens, a species ? which differs from bul- ) 



lata, by the large attachment of its beak j" Birdsa11 - 



Scarborough (rare in this 



rock.) 

 PL VI. fig. 8. Scarborough, Hackness, 8sc. 



in groups. 

 PL IV. fig. 28. 



Ostrea gregarea (Min. Conch, tab. cxi.) 



Terebratula socialis 



Cirrus cingulatus ... . . 



Actason retusus 



PL IV. fig. 27. 



Turritella muricata (Min. Conch.) PL IV. fig. 8. 



Rostellaria bispinosa ? ... ... PL VI. fig. 13. ? 



Trochus. 1. granulatus (Min. Conch, tab. ccxx.) 



2. bicarinatus (Min. Conch, tab. ccxxi. fig. 2.) 

 Belemnites sulcatus (Miller, G. Trans, vol. II. PI. 8. fig. s.) 

 Ammonites. 1. Sutherlandiae ? (Min. Conch, tab. dlxiii.) 

 (a gigantic species) 



2. perarmatus (Min. Conch, tab. ccclii.) 



3. instabilis. Discoid, whorls all apparent ra- 



diated ; radii acute, bold, on the inner 

 whorls bifurcated, on the outer ones 

 entire and subtuberculated. Aperture 

 ovato-orbicular entire. Six inches di- 

 ameter 



4. Solaris ... PL IV. fig. 29. 



5. vertebralis (Min. Conch.) PL IV. fig. 34. 



Scarborough, (rare, in Mr. 



Bean's cabinet.) 

 Scarborough, (rare, in Mr. 



Williamson's cabinet.) 

 Ditto, rare in this rock. 

 Scarborough. 

 Gristhorpe. 



Malton and Hambleton. 



In calcareo-siliceous nodules 

 at Gristhorpe ; also Su- 

 therland ? 



Scarborough, Filey Brig, 

 Sutherland, and Oxon ; 

 also in the Kelloways rock. 



Gristhorpe, Pickering, &c. 



Scarborough, (Williamson.) 



Acklam, Birdsall, Pickering, 



Troutsdale, Hackness, 



Scarborough, &c. ; also 



Oxon and Sutherland. 



