68 
BRACHIOPODA. 
loop simple, nearly reaching the front margin. Lon. 20, lat. 13, 
alt. 12 lines. 
Terebratula cornuta, Sow. Min. Con. 1825, v.p. 66. pi. 446. f. 4. 
Davidson, Mon. Ool. p. 29. pi. 3. f. 11-18. 
Terebratula vicinalis. Buck, 1838, Mem. Soc. Geol. France, iii. 
p. 192. pi. 17. f. 5 (not Schloth.). 
Rcemer, Nordd. Ool. p. 47. 
Fossil. Lias. England ; France ; Germany. 
38. Waldheimia bidentata. 
Shell small, oblong, ventricose, contracted and indented in 
front ; valves smooth, each with a deep mesial furrow in front ; 
dorsal valve inflated ; beak very small, keeled; foramen minute. 
Lon. 7, lat. 4, alt. 4 lines. 
Terebratula bidentata, Zieten, 1830, p. 59. pi. 44. f. 3 {not His.). 
Terebratula sub-bidentata, D’Orb. Prod. i. p. 288. 
Fossil. Inferior Oolite. Germany. 
39. Waldheimia vicinalis. B.M. 
Shell trigonal or oval, truncated and indented in front, smooth ; 
valves equally convex, each with a shallow sinus in front, between 
very obtuse corresponding ridges ; edges thick, obtuse ; margins 
quite even ; beak small, recurved, sharply keeled at the sides ; 
foramen minute; loop elongated, reflected. Lon. 11, lat. 9, 
alt. lines. 
Terebratula vicinalis, Schl. 1820, Petref. p. 281*. 
Buck, Mem. Soc. Geol. France, iii. p. 192 (excl. plate). 
Terebratula chgona, Zieten, pi. 39. f . 8 ? (not Sow.). 
Terebratula cornuta, Rcemer (not Sow.). 
Terebratula numismalis 8, Quenst. Handb. p. 467. t. 37. f. 26. 
Fossil. Lias. Wurtemberg. 
40. Waldheimia Rehmanni. 
Shell widely ovate, or subpentagonal, truncated and slightly 
indented in front, rounded at the sides, ventricose, smooth ; beak 
small, recurved, sharply keeled ; foramen minute ; deltidium 
triangular, solid. Lon. 10, lat. 9, alt. 6 lines. 
Terebratula Rehmanni {Buck), Raemer, 1839, Nordd. Ool. p. 21. 
1. 18. f. 11. 
Fossil. Lias. Saxony. 
* The reference made by Schlotheim to Parkinson, iii. 16. f. 4, shows 
that he did not intend the shell afterwards named T. comula by 
Sowerhy. 
