255 



1844) Ab. und Bes. Conch, part 5. t. 5. f. 7 ; T. puella, Hanlei/, 

 Zool. Proc. (November) 1844. 



T. testa iusequilaterali, tenui, ventricosa, Isevi, nitidiuscula, extus 

 intusque albido-rosea aut pallide carnea ; margine ventrali antice 

 arcuato, postice sursum acclinato ; dorsali antice primum retuso 

 et vix declivi deinde arcuato satisque declivi, postice primum sub- 

 recto deinde convexiusculo et valde declivi ; latere antico longiorc, 

 rotundato; postico brevi, et obtuse angulato; flexura costaque 

 umbonali baud conspicuis sed satis distinctis ; lunula parva, im- 

 pressa ; natibus obtusis ; ligamento angusto, prominulo ; dentibus 

 parvis ; lateralibus remotis, subsequidistantibus. 



Ovate, thin, inequilateral, ventricose, smooth, rather glossy, pink 

 or flesh-coloured both externally and internally ; ventral edge ar- 

 cuated in front, rising posteriorly ; dorsal edge convex and but 

 little sloping in front, sKghtly convex and much sloping behind ; 

 anterior side the longer, rounded ; posterior side short, narrowed 

 and angulated ; umbonal ridge nearly obsolete, ventral flexure dis- 

 tinct ; beaks obtuse ; hgament rather prominent ; teeth small, the 

 lateral distant and nearly equally remote. 



Senegal. 



Dr. Pliibppi's publication had not reached me at the date of my 

 describing tins very distinct species. 



61. Tellina striatula (pi. Lxi. f. 175.) Lam. no. 33; Enc. 

 Meth. t. 292. f. 1 ; T. hippopoidea, Jonas, Ab. und Bes. Conch, 

 part 3. t. 5. f. 1. 



T. testa sublenticulari, subobhqua, paululum subinsequivalvi, 

 sohdiuscula, subnitida, Candida, sublaevigata ; margine ventrali 

 valde acuto, postice sursiun accKnato; dorsali antice convexo, 

 satisque declivi, postice subrecto et valde dechvi ; natibus acutis, 

 prominentibus ; flexura ventrali subinconspicua ; area postica dor- 

 sali marginibus acutis costge umbonahs circumsepta, planulata 

 aut subconcava ; ligamento infosso ; latere antico longiore, rotun- 

 dato; extremitate postica breviter acuminata; superficie interna 

 nivea ; dentibus laterahbus magnis, antico approximato. 



Sublenticular, rather oblique, very shghtly inequivalve, not very 

 strong, convex, shghtly glossy, wliite, nearly smooth, (being only 

 marked with most indistinct minute radiating Hues near the arcu- 

 ated ventral margin which rising upward posteriorly almost forms 

 a rectangle with the nearly straight and strongly slopmg ligamental 

 edge ; front side the longer, extremity rounded, dorsal edge convex 

 and moderately sloping; beaks acute and prominent, shghtly curving 



2q 



