BRACHIOPODA. 
17 
1. TEREBRATULA. 
Shell : — Valves convex, foramen complete ; loop short and 
simple (fig. 3). 
Terebratulae with short loops, Davidson, 1852, Ann. Nat. Hist. 
p. 364 ; Mon. Cret. p. 45. 
Epithyris (elongata). King, 1849, Permian Fossils, 81, 146 (not 
Phillips). 
Terebratulae Jugatae repandae, part.. Buck, 1834, uber Terebra- 
teln. 
Terebratulae carinatae sinuatae, part., Biich, 1. c. 1834. 
Terebratulae biplicatae, Quenst. 1851, Handb. p. 471. 
Grypbus (vitrea), Megerle, Berl. Mag. 1811, 64. 
Fig. 3. Terebratula vitrea. 
A. Dorsal valve, showing the small loop. 
B. Dorsal valve with the animal ; the oesophagus passes through the opening of 
the loop. 
1. Terebratula vitrea. B.M. 
Shell rounded-ovate, slightly truncated in fi-ont, ventricose, 
smooth, translucent, milky, or pale horn-colour ; valves nearly 
equal ; margins even ; beak short, recurved ; foramen small, 
complete ; deltidium nearly concealed ; loop simple, one-fourth 
the length of the shell. Lon. 17, lat. 14, alt. 11 lines. 
Anomia terebratula, Linn. S. N. 1153. 
Gmelin, S. N. 3344. 
Da Costa, Ele'm. 292. t. 6. f. 3. 
Anomia vitrea. Bom. Mus. 119. Vig. 116. 
Gmelin, S. N. 3347. 
Terebratula vitrea, Lamk. Sgst. A. s. V. 139, 1801 ; E. M. t. 239. 
f. 1 ; Hist. vi. 245, ed. 2. vii. 329. 
Sow. Thes. Conch, vii. 353. t. 70. f. 56-59. 
Philippi, Moll. Sicil. i. 95. t. 6. f. 6 ; ii. 66. 
