174 
Camjechi- 
£nhs. 
Cordata, 
Chilinfi:, 
Teredula. 
Han, 
* 
WORMS. TESTACEA. 56. Mya. 
Shell narrow white and very finely ftriate, 
Lift. Conch, tab. 432. fig. 275. 
Inhabits the Bay of Campechy: an indiltin& fpecies, 
Shell fhort turgid and furrowed with fine elevated tranfverfe, 
{trie: aperture heart-fhaped. 
Schrat. Einl. Conch. 3. 2. 544. tab. 9. fig. 22--24. 
Inhabits———affixed to Coralls: shell very thin fragile dirty white 
the fore-part {moogh excep: a few arched ridges, 
Shell oblong, a little depreffed, with ciftant longitudinal 
ftriz. 
Inhabits CE, on rocks. Mol, Hif, Chili. p. 179. 
Shell § inches long, with minute appendages, 
Shell oblong white, with a longitudinal brown granulate 
future. 
Pall. Nov, 44. Petrop: 2. p. 240. t-4. 6, fig. 26. A, D. 
Inhabits the Ze/z:c Shores, and ponctrates timber, 
Shell bivalve white with tranfvcríe arched ítriz ; above con- 
nivent ; convex in ihe inidcie; beneath wedge- fhaped, 
with a very large oval aperture. 
Chemn, Conch. Yo. tab. 172. fig. 1678--1681 
Spengl. nov. a&. foc. Dan. 2- fiz 9-14 
Inhabits American Iw~ands, and perferates caleareous rocks and 
corals. 
56. MYA. Anzmalan Afcidia: fhell bivalve, 
generally gaping at one end: Ange with 
broad thick ftrong teeth, feldom more 
than one, and not inferted into the op- 
polite valve. 
The animals of this genus perforate into the fand and clay at the 
bottom of the fea, burying themfelves and their fhells wholly 
or in part. 
*Truneata. Shell ovate truncate and gaping greatly behind: tooth pro- 
jecting forwards and very obtufe. 
Pennant. Brit. Zool. iv. p. 78. tab. 41. fig. 14. 
Lift. Conch. tah. 428. fig. 269. Axe]. te 5. f. 96. 
It, W'getb. 199. 2. 3. tab. 5. fig. 3- 
Gualt. 
