100 
BRACHIOPODA. 
Magas putnila. Sow. Thes. vii. p. 62. pi. 1. f. 7-9. 
Dm. Ann. Nat. Hist. v. pi. 15. f. 2, 1850. 
Quenst. Handb. p. 476. t. 38. f. 15. 
Magas truncata, Rose, in Woodw. Geol. Norf. t. 6. f. 9. 
Magas magna et punctata, Woodw. Synopt. Table, p. 22. 
Terebratula concava, Lamarck, 1819, An. sans Vert. vi. p. 251. 
no. 26. 
Dav. Ann. Nat. Hist. v. Jime 1850. 
Desk. Lam. ed. 2. vii. no. 26. 
Terebratula (G.) magas, Blainv. Man. Malac. p. 512. t. 54. f. 1, 
1825. 
Terebratula pumila, Buck, Mem. Soc. Geol. France, iii. 1st ser. 
p. 216.pl. 19. f. 5. 
Fossil. Chalk. England; Belgium; France; Russia. 
5. Magas orthiformis. 
Shell semicircular, wedge-shaped, depressed, ornamented with 
obscure, unequal radiating plaits, crossed by distinct lines of 
growth ; hinge-line straight, nearly as wide as the shell ; dorsal 
valve flat ; ventral valve convex, trimcated at the beak ; area 
flat; foramen a wide, angular notch, bored by the deltidia. 
Lon. 4, lat. 4^, alt. 3 lines. 
Terebratula orthiformis, D’ Archiac, 1847, Mem. Soc. Geol. Fr. 
2 ser. p. 333. pi. 22. f. 4. 
Terebratella orthiformis, D’Orb. Prod. ii. p. 173. 
Orthis millepunctata, Koninck. 
Magas orthiformis, Dav. Monogr. Cret. Brach. p. 22. 
Fossil. U. Greensand. Belgium. 
7. BOUCHARDIA. 
Shell with a minute foramen at the apex of the beak ; delti- 
dium solid; apophysis anchor-shaped, the central septum being 
furnished with two short lamellse. 
Terebratula, § E, Blainv. D. S. N. liu. 145, 1828. 
Bouchardia (rosea), Davidson, Bull. Soc. Geol. France, 1849 ; 
Ann. Nat. Hist. 1852, p. 372. 
King, Permian Fossils, p. 81, 1850, 
