32 
BRACHIOPODA. 
55. Terebratula ventricosa. 
Sftell oval, ventricose, depressed at the sides; valves ornamented 
with fine radiating striae, erossed hy obscure lines of growth ; 
margins even, raised, but not sinuated in front ; beak recm’ved ; 
foramen small. Lon. 25, lat. 19, alt. 13 hnes. 
Terebratula ventricosa {Hartmann), Zieten, 1830, p. 53. pi. 40. 
f. 2 (not Gmelin). 
Terebratula subventricosa, D’Orb. Prod. p. 287. 
Terebratula perovalis, Kamer, Nordd. OoZ. t. 2. f. 3? (not Sow.). 
Fossil. Inferior Oolite. Germany; France. 
56. Terebratula intermedia. B.M. 
Shell oval, smooth ; front with a central and two lateral indi- 
stinct depressions ; beak short, rounded, recurved ; foramen rather 
large ; deltidium nearly concealed ; loop simple, short. Lon. 23, 
lat. 18, alt. 13 lines. 
Terebratula intermedia. Sow. 1812, Min. Con. i. p. 48. t. 15. 
f.8. 
Davidson, Mon. Ool. p. 52. pi. 11. f. 1-5. 
Quenstedt, 1851, Handb. p. 472. t. 37- p. 50 (not of Buck 
and Mantell). 
Terebratula biplicata, Pusch, Polens Pal. p. 21. t. 4. f. 1 ?. 
Fossil. Cornbrash. England ; France. 
57. Terebratula maxillata. B.M. 
Shell subquadi’angular, smooth ; valves strongly folded in 
front ; dorsal valve broad and short, moderately conve.v, with one 
central and two lateral depressions, increasing in depth with age ; 
beak produced, recurved, with obtuse lateral ridges; foramen 
large, oblique ; deltidium obtusely triangular ; loop simple, one- 
third as long as the shell. Lon. 32, lat. 34, alt. l8 fines. 
Terebratula minor subrubra, Llhwyd, Lith. Brit. Ichn. 1699, 
pi. 11. f. 890. 
Terebratula maxillata. Sow. 1825, Min. Con. p. 52. pi. 436. f. 4. 
Morris §■ Dav. Ann. Nat. Hist. 1847, pl- 19. f. 5. 
Davidson, Mon. Ool. p. 50. pl. 9. f. 1-9. 
Terebratula biplicata, Bronn, Index (not Sow.). 
Terebratula tetragona, Pusch, 1837, Polens Pal. p. 23. t. 4. f. 9 ?. 
13. Terebratula submaxillata (Morris), Davidson, Mon. Ool. p. 51. 
pl. 9. f. 10-12. 
Fossil. Great Oolite. England ; France, (B-) Inf. Oolite. Eng- 
land. 
