24 BRACHIOPODA. 



at the sides; beak thick, rounded, recurved; foramen rather 

 lai-ge, round ; deltidium solid, inconspicuous ; loop simple, short. 

 Lon. 13, lat. 10, alt. 8 lines. 



Anomia biplicata, Brocchi,\8\4,Conch.Foss.n. p. 4\9. pi. 1(1. f. 8. 

 Terebratula biplicata. Sow. 1815, Min. Con. i. p. 201. t. 90. 



Defrance, 1828, Diet. Sc. Nat. 53. p. 151 ?. 

 Terebratula Dutempliana, D'Ori. 1847, Ter. Cret. p. 93. pi. 511. 



f. 4-8. 



Fossil. U. Greensand, Chalk. Tuscany ; England ; France. 



22. Terebratula obtusa. B.M. 



Shell oval, smooth, rather depressed, bisinuated in front ; lines 

 of growth becoming strong towards the margin ; dorsal valve 

 much fattened, sinuated only on the front of adult specimens ; 

 ventral valve with a thick, recurved beak ; foramen large and 

 round ; deltidium nearly concealed. Lon. 18, lat. 16, alt. 10 lines. 



Terebratula obtusa. Sow. 1823 (and T. biphcata, part.), Min. Con. 



V. p. 53. t. 437. f. 2-4. 

 Terebratula curvirostris, Nilsson, 1827, Petref. Suec, p. 33. t. 4. 

 f. 2. 



Dalman, Vet. Acad. p. 144. 

 RoRmer, Kreid. p. 42. 



Fossil. U. Greensand (" Gault "). Cambridge ; Sweden. 

 Red Chalk {Gault). Hunstanton. 



23. Terebratula Tornacensis. B.M. 



Shell smooth, inflated, somewhat pentagonal, rounded at the 

 sides, truncated in front ; margins strongly bisinuated in front ; 

 beak produced, slightly curved, roimded, thick, truncated by a 

 large foramen ; deltidium large and sohd. Lon. 17, lat. 14, alt. 9 

 lines. 



Terebratula Tornacensis, D'Arch. 1847, Mem. Soc. Geol. Fr. ii. 



p. 316. pi. 18. f. 3-5. 

 Terebratula Bouei, crassa, crassificata, rustica, Boubei, et Tchia- 



tcheffei et Gravesi ?, D'Arch. id. 

 Terebratula phaseolina, Val. in Lam. Hist. no. 29 ?. See Dav. 



Ann. Nat. Hist. April 1852, pi. 13. f. 29. 

 Terebratula subundata, Ramer, Kreid. 1843, p. 42. t. 7- f- 15? 



(not Sow.). 



Fossil. Greensand (Tourtia). Belgium. 



24. Terebratula Roissyi. B.M. 



Shell subcircular, smooth, bisinuated in front ; beak small, 

 rounded, recurved; deltidium distinct; foramen moderate. Lon. 

 10, lat. 10, alt. 5 Unes. 



