114 TESTACEOUS MOLLVSCA. 



the ventral edge, and crisply plaited much raised concentric frill- 

 like lamellae ; very pale chesnut. If . . 1|^. — Panama. 



V. Californiensis. Brod. Z. P. 1835. Globose, thick, 

 whitish, with numerous concentric thickish and laterally subcre- 

 nulated ridges, cancellated by numerous ribs towards the beaks but 

 approximate ventrally, anterior area sunken and large ; lunule large 

 and tumid ; inside white, the anterior scars stained with violet. 

 2/^ . . 2^^.— California. 



Section B. — No lamellar strics. 



V. Gkanulata.* Gmel Z277.—D. p. 1/1.— TF. t. 7. f. 29.— 

 Lam. \A. — Turt. B. p. 145.— C/t. /. 313.— List. t. 338. f. 175. 

 —E. t. 272. f. 3.— Don. t. 83. -V. Violacea. 6^me/. 3288. 

 Roundish heart-shaped, with longitudinal grooves decussated by 

 raised transverse striae, whitish with spotted rays and streaks of 

 purplish brown and the anterior slope lettered ; lunule heart-shaped 

 and usually darker : spotted with violet within, especially on the 

 anterior side. — Variety — Yellowish and spotted. — Diam. |-. — TF. 

 Indies. — Exterior not unlike the common cockle. 



V. Pectorina. Lam. 15. — Del. t. 10. f. 11. — V. Elegans. 

 TF. S. t. 2.f. 3. Ovate, heart-shaped, with longitudinal radiating 

 narrow ribs decussated by transverse striae, white or pale fulvous 

 with brown letter-like markings on the anterior slope only ; lunule 

 large heart-shaped and not coloured : white and not spotted within. 

 1-|. — America ? 



V. Marica. Lin. 1130.— J>. p. 160.— Zaw. 16— CA. /. 

 282, 3, A.—E. t. 275. /. 2.—W. t. 7. /. 5. Somewhat heart- 

 shaped, obliquely convex, decussated by longitudinal and trans- 

 verse striae, and laminated at the margin of the anterior slope : 

 lunule oblong heart-shaped : whitish with brown spots. 1 . . \^. — 

 American Seas? — Timor? — Not so tumid as Granvlata. 



V. Cingulata. Lam. 17. — V. Crenata. var. B. Gmel. 

 3280.— C/i. /. 386 ?— TF. t. 8. f. 69 ? Heart-shaped, very con- 

 vex, girt with transverse crenulated rings and very delicate inter- 

 mediate transverse striae : white with brown spots disposed in rays : 

 lunule heart-shaped : white within. 1^. 



V. Cardioides. Lam. 18. — E. t. 274. f. 3. — V. Asperrima. 

 Sow. in Z. P. Rounded, triangular, whitish or fulvous, and 

 rarely spotted ; with radiating grooves crossed by transverse slender 

 striae : lunule oblong and colourless. 1^. — Variety with reddish 

 brown letter-like markings. — Cayenne and Jamaica. 



V. Grisea. Lam. 19. — Ovate, transverse, grey spotted inter- 

 nally with violet, decussated, the longitudinal grooves being the 

 more prominent: lunule oval. 1. — Not unlike V. Decussata. 



V. Elliptica. Lam. 20. — E. t. 267./. 5. Elliptic, subequi- 



