78 BRACHIOFODA. 
78. Waldheimia ? inelegans. 
Shell orbicular, ventricose, smooth ; margins even ; valves 
equally convex ; edges obtuse ; ventral valve with an obscure 
longitudinal furrow; beak small, recurved. Lon. and lat. , 
alt. 4^ lines. 
Terebratula inelegans, Barrande, 1847, in Haidinger’s Abhandl. 
p. 408. t. 17. f. 1. 
Atrypa inelegans, D’Orb. Prod. i. p. 38. 
Fossil. U. Silurian. Bohemia. 
79. Waldheimia? ephemera. 
Shell orbicular, smooth, slightly indented in front ; margins 
even; valves equally convex, slightly sinuated in front; beak 
small, reciuved. Lon. and lat. 5, alt. 3^ hues. 
Terebratula ephemera, Barrande, 1847, in Haidinger’s Abhandl. 
p. 408. t. 16. f. 11. 
Atrypa? ephemera, D’Orb. Prod. i. p. 38. 
Fossil. U. Silurian. Bohemia. 
80. Waldheimia? Hecate. 
Shell orbicular, slightly pentagonal, smooth ; valves convex, 
margins sinuous, slightly arched in front; beak small, promi- 
nent, recurved. Lon. 9, lat. 10, alt. 6 hues. 
Terebratula Hecate, Barrande, 1847, in Haidinger’s Abhandl. 
p. 409. t. 16. f. 12. 
Spirigera Hecate, D’Orb. Prod. i. p. 43. 
Fossil. U. Silurian. Bohemia. 
81. Waldheimia? securis. 
Shell trigonal, smooth, umhones convex ; margins even ; edges 
sharp ; front very w’ide, and like the sides nearly straight ; beak 
very small. Lon. 9, lat. 10, alt. 4^ lines. 
Terebratula securis, Barrande, 1847, in Haidinger’s Abhandl. 
p. 388. t. 16.f. 1. 
Atrypa securis, D’Orb. Prod. i. p. 39. 
Fossil. U. Silurian. Bohemia. 
82. Waldheimia? obolina. 
Shell transversely oblong, smooth; valves equally convex; 
mai-gins even ; edges sharp ; beak miuute. Lon. 7, lat. 8, alt. 
4 hnes. 
