158 WORMS. TESTA€EA. 42. Venus. 



thick obtuse raised striae, slightly truncate ante- 

 riorly. 



Donovan? s Brit. Shells v. tab. 149. 



Shell about an inch and a half wide, white, with very thick ob- 

 tufe ridges, a little truncate on one side : beak curved. 



265. V. tigerina. Orbicular, thin, flat, white, striate 

 longitudinally and crossed with numerous fine trans- 

 verse ones. 



Montague p..tigst. 4./.!. Lister t. 337./. 174. 



■Shell 3 quarters, of an inch long, near an- inch broad, with Tome- 

 times a ^purple; tinge cm the edges, reticulate, glossy-white within 

 with a plain margin : beak pointed, a little curved. 



266. V. sinuosa. Thin, convex, with a very deep sinuosi- 

 ty on the margin in front, the edges of which are 

 obtuse. 



'Pennant Brit. Zool. iv. tab* 55./. 51. A. 



Shell 3 quarters of an inch broad, about half an inch long. 



267. V. ovata. Suboval, somewhat compressed, opaque, 

 brown, strongly striate longitudinally with finer trans- 

 verse ones, 



Br. Zodl. i , 56./. 56. Walk. min. sh. f. 12. Cardium. 



^Shell 4 line's long, half an inch broad, reticulate, white or flesh- 

 colour within with the margin slightly Crcnate : beak nearly cen- 

 tral, a little curved. * 



268. V. minima. Sufeorbicular, glossy, with broad con- 

 centric striae, flesh-colour with a red streak each 

 side in the middle, near the margin. 



Montague Brit Shells p. 121- tab. 3,/. ,3. 



Shell & quarter of an inch long, rather more broad, rather com- 

 pressed, generally with 2 shortened white lines like the letterW, 

 the point of which is at the beak, and at the ends of which is a. red 

 streak pointing towards the margin, within glossy-white with'the 

 margin plain : beak prominent, a little curved. 



269. V. subeordata. Somewhat heart-shaped, strong, 

 white, with strong longitudinal ribs crossed by remote 

 transverse ones, much sloping on the anterior side 

 from the beak. 



Montague Brit. Shells, p. 121. tab. 3. f. 1. 



Shell a quarter of an inch wide, reticulate, with the interstices a 

 long fquare, within glossy-white sHghtly crenate on the margin: 

 beak nearer one end, much curved. , . 



270. V. granulata. Suborbicular, thick, whitish with 

 , chocolate and livid marks, strongly ribbed longi- 

 tudinally and striate transversely, crenate on the 

 margin. 



Donovan, t. 83. Chem. Coneh.6. t. 30./. 31 3. 



Shell 8 lines long, an inch broad, strongly reticulate,, variegated 

 with purple and livid fpots and lines, dark purple within : beak 

 curved, with a heart-shaped depression beneath it. 



271. V. deflorata. Suboval, thin, semipellucid, with 

 undulate longitudinal striae crossed by a few wrin- 

 kles, whitish faintly radiate with purple. 



Mr. Zool. t. tf.f. 54. Chem. Conch. 6. r. 9./. 79. 



Skell an inch long, one and 3 quarters broad, white with a yel- 

 lowish or- purple tinge, purplish within : beak nearly central and 

 straight. 



