DRACIIIOPOUA. 35 



cealed; front tnnrpin a little raised. Lon. 18, lat. 11, alt. H 

 Hues. 



Terehrntuln Bucktnanii, Dav. Mon. Ool. i. p. 44. pi. 7- f- 15, 16. 



l'\)ssil. Inferior Oolite. Cheltenham. 



()(). Tkukhratula punctata. B.M. 



Shell ovid, dejiressed, smooth ; small valve rather flat ; front 

 marjriu a little raised ; beak small, sli<;htly recurved, with evanes- 

 cent ridges ; fonunen moderate ; deltidiuin double ; loop simple, 

 short, nearly half as long as the dorsal valve. Lon. 16, lat. 12, 

 alt. 7 lines. 



Terebratula punctata. Sow. 1812, Min. Con. i. p. 4G. t. 15. f. 4. 



Morris, Catal. V6iS. 



Daridxon, Mon. Ool. p. 45. pi. 6. f. 1-6. 

 Fossil. Lias. Enzlaud. 



D' 



67. ?TERKnKATULA SUBPUNCTATA. B.M. 



Shell smooth, oval, ventricose ; margin slightly raised in front ; 

 beak rounded, recur^•ed, with lateral ridges soon becoming indi- 

 stinct ; foramen rather large ; deltidium concealed ; loop a little 

 more than one-third the length of the shell. Lon. 28, lat. 20, 

 alt. 17 lines. 



Terebratula subpimctata, Dav. Mon. Ool. p. 46. pi. 6. f. 7-10- 

 Fossil. Lias. Somerset ; France. 



68. ? Terebratula indentata. B.M. 



Shell elliptical, smooth ; front margin sometimes notched w hen 

 adidt ; valves nearly equally convex ; beak recurved, lateral ridges 

 soon lost ; foramen entire ; loop simple, short. Lon. 14, lat. 10, 

 alt. y lines (largest specimen). 



Terebratula indentata, Sow. 1825, Min. Con. v. p. 65. t. 445. 



Daridson, Mon. Ool. p. 46. pi. 5. f. 25, 26. 

 Tcrebratida digona, D'Orb. Prod. p. 315 (part.), not Sow. 

 Tercl)ratula ])unctata, var. {Waterhotise, in Brit. Mus.). 



Fossil. Lias. England. 



69. Terebratula Eugenii. 



Shell oval, obtuse in front, tapering to the beak ; smooth, with 

 obscure radiating lines at the sides; dorsal valve ventricose, 

 especially near the umbo ; ventral valve curved, flattened and 

 furrowed in the middle ; beak long and pointed ; foramen mi- 

 nute ; deltidium elongated, double. Lon. 16, lat. 11, alt. 8 

 lines. 



