THE 
TRIDENTATED HYALE. 
Generic Character, 
Animal allied to a Clio. 
Shell bivalve, thin, subtransparent; valves con¬ 
nate ; the upper convex-inflated, the lower 
flattish. 
Specific Character, &c. 
Pale yellowish-brown Hyale, with the shell 
tridentated at the lower part. 
HYALE. 
Cuvier. Ann. Hist. Nat. No. 21. p. 194 . 
N. B. The upper and lower figures are slightly 
magnified ; the rest are of the natural si»e. 
The genus Hyale, so named from the transparency 
of the shell, is accurately described and figured by 
Mons. Cuvier in the “ Annales du M. N. d'llist, 
Nat.” By Forskal, its first describer, it was re¬ 
ferred to the genus Anomia, of wliich it was al-- 
