58 TESTACEOUS MOLLUSCA. 



anteriorly slightly angular, violet, thin, with transverse wrinkles, 

 and oblique wavy striae, and posterior imbricated and scaly ribs. 11. 

 — India. Bears some resemblance to Cardhnn Bullatum, {which 

 also has its posterior margin crenulated,) but is rather smaller and 

 narrower, 



P. Cayennensis. Lam. 11. — JBrug. Cat. mem. de la Soc. 

 d'Hist. Nat. p. 126. — Del. t.5.f. 7. Oval, sub-equilateral, nearly 

 smooth, anteriorly flexuous, white, posterior end rounded, anterior 

 narrow and somewhat beaked. 1 — Not unlike E. t. 227 .f. 1. 



P. Tellinella.* Lam. 13. — P. Florida. Turt. Biv. t. 6. 

 f. 9. Oblong, nearly smooth, thin, sub -equilateral, anteriorly 

 obtusely angulated, posteriorly rounded, yellowish with either red 

 interrupted rays or zones, but always with one small distinct 

 posterior ray, which only proceeds a short distance from the beaks. 

 \ . .-jf— British Channel. 



P. Pulchella. Lam. 14. — Tellina Gari. Ch. f. 92. — 

 W. t. 3. f. 6. Oval-oblong, thin, reddish violet, with elegant 

 striae, of which those on the anterior side differ from the rest, and 

 are separated from them by an oblique angle. 



P. Fragilis. Lam. 16. — Del. t. 5. f. 8. Oval-oblong, an- 

 teriorly sub-angulated, posteriorly attenuated, very brittle, thin, 

 and transparent ; reddish purple, obscurely rayed, with fine trans- 

 verse striae and minute vertical lines. 1^. — New Holland. 



P. Galatea. Lam. 18. Elliptic, depressed, milk-white, reticu- 

 lated by minute transverse and very oblique longitudinal striae, 

 except on the anterior side, which is smooth and obliquely trun- 

 cated : white within. — South Seas. 



P. Rostrata. Desh. — -Solen R. Lam. 21. — S. Diphos. D. 

 p. 63.—Ch.f. 53, 4.— W. t. 3./. 21.— Sanguinolaria D. Reeve. 

 52. f. 2. Elongated, oblong, attenuated, beaked, and. rather longer 

 anteriorly, rounded posteriorly, smooth thin and brittle ; violet 

 with darker radiating shades, and sometimes white ones spreading 

 obliquely from the hinge to the anterior margin : nymphae prominent: 

 violet within : hinge with two teeth in one valve, and a single one 

 in the other. 1^..3^. 



P. Livida. Lam. 1 7. Oblong, shining, livid flesh colour, trans- 

 versely striated and marked with minute interrupted vertical lines ; 

 anterior end angulated, and its depression narrow and unequal. 1-^. — 

 New Holland. 



P. Aurantia. Lam. 15. — Galeomna Mauritiana. Sow. G. 

 f. 4, 5. — Reeve t. 54. f. 4, 5. Ovate-oblong, nearly equilateral, 



1 P. Levigata, Lam. 12, appears from the Museum specimen 

 to be a Tellina akin to Nymphalis. I subjoin its characters — 

 Ovate, white, with the beaks tinged with pink ; smooth, posterior 

 end the broader and rounded, anterior narrower. ^. 



