76 TESTACEOUS MOLLUSCA. 



102.— Ckif. V29.—E. t. 285./. 4.— W. t. A.f. 87 — Wood. G. 

 C t. 46 f. 6. Sub-orbicular, very convex, white, strong, and sub- 

 diaphanous ; the two sides striated obliquely in different directions 

 so as to form an obtuse angle where they meet. Diam. f. — Variety, 

 — Tellina Dentata. Wood. G. C. t. 46./. 6.— B.p. 103. The 

 upper part of the margin, particularly the posterior, strongly den- 

 tated, the rest serrated, the concentric striae with serrated edges, the 

 waved striae finer and closer. — S. America and the Mediterranean. 1 



L. Muricata.— L. Scabra. Lam. 9. — Tellina M. D. p. 

 98.— Gh.f. 1945, 6.—E. t. 285./ 5.— W. t. 4./ 73. Orbicular 

 rather flat, white, diaphanous, with small radiating scaly ribs ; 

 hinge with two cardinal teeth in each valve, and two lateral ones 

 which shut into opposite cavities : within with impressed dots. 

 Diam. 1. — Terra Fir ma. 2 



L. Squamosa. Lam. 11. — E. t. 285./ 3. -Tellina Reticu- 

 lata. Poll. t. 20./. 14. Sub-orbicular, tumid, inequilateral, with 

 small radiating imbricated and scaly ribs ; both depressions sunken. 

 1 . — Mediterranean. 



L. Lactea.* Lam. 12.— Turt. B. p. 112. t. I.f. 4, 5.— Am- 

 phidesma L. Lam. 3. — Tellina L. Lin. 1119. — D.p.W. — 

 Mont.t.2.f. A. — Ch.f. 125.™ Loripes L. Bit. 72./. 1. Or- 

 bicular gibbous, white, diaphanous, nearly equilateral, irregu- 

 larly striated concentrically ; beaks tumid and hooked, a small 

 depression on the posterior slope : hinge with the teeth indistinct, 

 two teeth in one valve, and one in the other, besides a linear mar- 

 ginal groove for the ligament. Diam. f. — Europe. 



L. Rotundata. Turt. B. t. 7 './. 3 —Tellina R. Mont. p. 

 71. t. 2./ 3. — W. t. 4. f. 77. Nearly orbicular, convex, with 

 numerous indistinct concentric striae, thin semi-pellucid, white and 

 moderately glossy, beaks a little inclining; hinge with two teeth in 

 each valve, of w r hich the larger one is bifid and slightly diverging. 

 Diam. j. — England. 



L. Undata.* Lam. 13. — Turt. B.p. 115.— Venus U. Pen. t. 

 58./. 5.— D. p. 197.— Bon. 4. t. 121.— Lin. Trans. 6. t. 17. / 

 17, 8. — W. t. 8./ 87. Thin, sub -orbicular, convex, sub-equila- 

 teral, semi-transparent yelknvish. or browmish white, somewhat 

 w r rinkled transversely, and slightly flexuous at the margin ; no 



1 L. Carnaria. Lam. 8. is a Tellina. — Deshayes. 



~ L. Reticulata. Lam. 10. Orbicular, depressed, convex, 

 whitish, with concentric distinct lamellae and longitudinal striae in 

 the interstices ; cardinal teeth strong, one of the lateral very ap- 

 proximate. — France. For this species Ck. / 118. and Trans. 

 Lin. 8. t. \.f. 9. ? are referred to ; both representing a variety of 

 Tellina Crassa. 



