VENUS. 



Plate III. 



Species 7. (Mus. Cuming.) 



Venus alboradiata. Ven. tedd ovatd, subeentricosa, 

 fidvo-grised, cameo ei albo radiatd, concentrice irre- 

 gulariler liratd, ad latera dense teuui-lamellatd, latere 

 postico subjlexnoso. 



TuE WHITE-RAYED Venus. Shell ovate, rather veiitri- 

 cose, fulvous-gi-ey, rayed with flesh and white, con- 

 centrically in'egularly ridg'ed, at the sides densely 

 thinly laminated, posterior side slightly flexuous. 



SowERBY, Thesaurus Conch, part xiv. p. 733. pi. 161. 

 f. 199. 



Hab. Gulf of Mexico. 



A rather ventricose shell, faintly rayed with white and 

 flesh-colour, which is more ruddy and broken up into 

 spots towards the umboes. 



Species 8. (Rg. a, h, Mus. Cuming.) 



Venus grata. Ven. tedd subqttadrato-ovatd, albidd, 

 cinereo-griseo et fnsco varie nebulatd, drigatd, et tes- 

 sellatu, intus interdum nigricante-violaced, decussatim 

 liratd et sulcatd, liris ad latera nodulatis, liris me- 

 dianis postice ungulatis, latere postico subcoinpresse 

 truncato, antico brevi, rotundato. 



The welcome Venus. Shell somewhat squarely ovate, 

 whitish, variously clouded, streaked, and tessellated 

 with ash-grey and brown, sometimes dark-violet in 

 the interior, decussately ridged and grooved, ridges 

 noduled at the sides, middle ridges angled poste- 



riorly, posterior side rather compressly truncated, an- 

 terior short, rounded. 



Say, American Conchology, pi. 36. 

 Tapes grata, Sowerby. 

 Tapes tricolor, Sowerby. 



Hab. Gulf of Mexico. 



In this jDrettily-painted species the middle ridges radi- 

 ating from the umboes to the margin are pressed to an 

 angle posteriorly. 



Species 9. (Mus. Cuming.) 



Venus multicostata. Ven. testa elliptico-ovatd, sub- 

 ventricosd, crnssd, fulvo-spadiced, carneo-fuscescente 

 obscure radiatd, dense concentrice costatd, costis la- 

 mello-recurvis, noduloso-crenatis, costis ad latera tin- 

 dulalis, nodulis evanidis, intersiitiis costarum excavaiis 

 et creiiaUs. 



The many-ribbed Venus. Shell ellipticaUy ovate, 

 rather ventricose, thick, fulvous-drab, obscurely rayed 

 with flesh-brown, densely concentrically ribbed, ribs 

 lamellarly recurved, nodulously crenated, ribs waved 

 at the sides, nodules fading away, interstices between 

 the ribs excavated and crenated. 



Sowerby, Pro. Zool. Soc. 1835, p. 22. 



Hab. Bay of Panama (in coarse sand at low water) ; 

 Cuming. 



I doubi if this is anything more than a variety of V. 

 Listeri, in which the riljs are more tumidly thickened ami 

 recurved. 



AprU, 1863. 



