116 TESTACEOUS MOLLUSCAe 
and brownish. 3..14.—Indian Seas.—Amboyna?— Hinge simi- 
lar to V. Flexuosa. 
V. Frexvosa. Lin. 1131.—D. p. 172.—Ch. f. 333, 4.—W. 
t. 7. f. 32.—E. t. 266. f. 6, 7. § t. 267. f. 1.—Bl. t. 75. f. 5.— 
CyruereA F, Lam. 72. Triangular heart-shaped ovate; an- 
teriorly produced, attenuated and rather beaked with a fold which 
produces a slight sinuation of the ventral margin and bounds the 
concave slope: whitish reddish or greyish with transverse forked 
ribs : inside uniform white: both depressions lettered and im- 
pressed, the posterior one elongated-heart-shaped, the other lan- 
ceolate : hinge with three very divergent teeth, the anterior one 
almost lateral. 14.—Jndian Seas ? 
V. Macropon. Desh.—Cytuerea M. Lam. 73. Del. t. 
9. f. 3.— Gaul. t. 83. I. Shape and sculpture of the last, but less 
beaked : yellowish, unspotted, with the anterior slope livid violet 
and the forked transverse ribs obsolete on the disc ; inside violet 
brown anteriorly, anal tooth very large. 1.—South Seas. 
V. Stinensis. Chem. f. 1663.—Gmel. 3285.—D. p. 192.— 
W. t. 8. f. 76.—Cyprina Tenuistria. Lam. 6. Rounded 
ovate, rather longer than broad, thick, nearly smooth and fulvous 
at the beaks which are incurved and sometimes slightly eroded, 
becoming paler and finally slightly violet at the margin, where 
also its concentric striez, which are crossed by obsolete longitudinal 
strize become larger and more prominent: no lunule ;_ whitish 
within with the margin crenated and usually stained with violet : 
hinge with three teeth in each valve of which one is cleft and one 
narrower than therest. 14..2.—China. , 
V. Recens. D.p, 182.—Ch. f.1979.—W.t. 7. f.54. Ovate 
triangular, slightly heart-shaped ; ashy white with three brown 
more or less broad and distinct rays and numerous minute pale 
reddish dots ; beaks reflected ; lunule ovate, impressed and striated : 
marginal crenulations very fine ; curvature of the palleal scar small 
narrow and very acute. 13.. 14. 
V.Ovata.* Pennant. 4. t.56. f. 56.—D. p. 171.—Lam. 87. 
—W.t. 7. f.30.—Lin. Tr. 8. t. 2. f. 4.—Mont. p. 120.—Turt. 
B. p.151.t. 9. f. 3. Triangular-ovate, brownish white, mode- 
rately convex, subequilateral, the acute beaks rather nearer to the 
somewhat angulated and flattened anterior slope ; with longitudinal 
grooves rendered scaly by the transverse striz : impressions obso- 
lete. 4..3.— British Channel. 
V. Susrucosa. Sow. G. f. 2.—Reeve. t. 67. f. 2.—W. S. t. 
2. f. 6. Ovate subcordiform, very convex, thick, the ventral edge 
much arcuated ; pale with three or four broad chocolate-coloured 
rays, and moderately distant coarse smooth and rounded transverse 
ribs, which become obsolete on the anterior slope, and towards the 
ventral edge : lunule heart-shaped, and defined by aline: pos- 
