34 PROCEEDINGS OF THE [Dec., 1860. 



Telliua intustriata, Sat, 1826. 

 Tellina intustriata, DeKat. 

 Telliua constiicta, Philippi, 1843. 

 Telliua constiicta, cIOebig., 1846. 



Say's description, ''TelUrui intustriata." " Shell subovate, angnlated at the 

 anterior base, transversely wrinkled, and within sHghtly striated longitudinally. 



Shell white, immaculate, yentricose ; wrinkles distinct, and with obsolete, 

 longitudinal striae ; posterior slope near the hinge parallel to the base ; jx^ste- 

 rior end obtusely rounded ; anterior hinge slope rectilinear, oblique ; fold ra- 

 ther profoiind, extending from the beak, to the junction of the base with the 

 anterior end ; base viewed fi'<sm the disk of the right valve subrectihnear, but 

 very much arcuated with the concavity of the Shell ; hinge teeth small, lateral 

 teeth none : within longitudinally obsoletely striated ; beak rather before the 

 central. 



Length one and three-fifths inch, nearly ; breadth two and one-tenth inches, 

 nearh' . " 



Mr. Say obtained it from Coast of East Florida, I dredged single valves in the 

 Harbour of Charleston in 1834, and subsequently obtained it from Smithville, 

 N. C. It was f oiind at Beaufort, N. C. by Mr. Wm. Stimpson. It is occasion- 

 ally found on our beaches, but is not common. 



2. Tellina alternata. 



Telhna alternata. Sat, 1822. 



Tellina alternata. Sow., 1846. 



PeronaBoderma alternata, Adams, Geri. Recent STieUs, and 



M. d'OEBIG^^: adds 

 Tellina punicea of Boex, Gmel. , Lam. , Sow. , 1846, and also 

 Donax Martinicensis, Lam. 



Say's description. ' ' Shell compressed, oblong, narrowed and angulated 

 before. White ; numerous parallel, equal, equidistant, impressed, concentric 

 hnes, which on the anterior margin are alternately obsolete ; intei-stitial spaces 

 flat ; within tinged with yellow, a caUous line, which is sometimes obsolete, 

 passes from behind the hinge to the inner margin of the posterior cicatrix ; an- 

 terior hinge tooth emarginate ; posterior lameUar tooth very near the cardinal 

 teeth, so as to appear like a primary tooth, that of the right valve wanting ; 

 anterior lamellar tooth at the extremity of the Hgament ; anterior hinge slope 

 declining in a somewhat concave line to an obliquely truncated tip. 



Length one inch and one-fourth, width two inches and one-tifth, thickness 

 two-tifths of an inch. Inhabits Coast of Georgia and East Florida. Eather a 

 common shell, beautifully and regularly striated. 



It varies in being destitute of the yellow colour within. " 



Air. Say says, " it is probably aUied to T. punicm. It is much more elongated 



