289 



Somowliat ovul, thin, pellucid, compressed, inequilateral, nearly 

 smooth, and of an uniform glossy orangc-llesh ('olour; tlie v(;ntral 

 margin moderately convex ; the dorsal but little s]()[)ing on eitlier 

 side, but moderately convex in front, incurved and short behind ; 

 anterior extremity obtusely rounded ; the posterior side much the 

 shorter, and very obtusely biangulated ; fold and flexm-c obsolete ; 

 ligament prominent ; lateral tooth distinct and approximate. 



Philippines. 



127. Tellina vERNALis (pi. Iviii. f. 84.) Hartley, Zool. Proc. 

 1844. 



T. testa subovali, tenuissima, compressiuscula, peUucida, nitidis- 

 sima, Iffivi, valde iuEequilaterali, albido-rosea, utrinque rotundata; 

 margine ventrali convexiusculo, antice sursum accHnato ; dorsali 

 utrinque paulidmn convexiusculo, postice declivi, antice \ax minime 

 declivi; latere antico producto, postico brevi; flexura obsoleta; 

 dente lateral! minimo, subapproximato. 



Somewhat oval, extremely thin and peUucid, slightly compressed, 

 very inequilateral, uniform glossy pink, rounded at both extremi- 

 ties ; margins sKghtly convex, the ventral rising in front, the ante- 

 rior dorsal scarcely sloping ; flexure obsolete ; anterior side short 

 and cuneiform ; lateral tooth minute and nearly approximate. 



Singapore. 



128. Tellina insculpta (pi. Ix, f. 136.) Hanley, Zool. Proc. 

 1844. 



T. testa oblongo-elongata, sobdiuscula, compressa, aequilaterali, 

 extus intusque canthda ; sulcis confcrtis concentrice exarata, striis- 

 que tenuissimis radiantibus (prajsertim postice) decussata; ultra 

 costam uinbonalem subobsoletam subsquamosa; margine ventrali 

 elongato, subrecto; dorsali utrinque subrecto, subdeclivi; extre- 

 mitate postica subbiangidata ; Hexm-a ventraK distincta; dente 

 lateral! quamplurimum a})proximato. 



Elongated-oblong, tolerably solid, compressed, equilateral, ex- 

 ternally and internally white, with concentric crowded sidci, and 

 most miimte posterior radiating striuJa3; beyond the almost obsolete 

 umbonal ridge, the surface roughened by small scales or inter- 

 rupted delicate lamellre ; ventral edge nearly straight, aiul much 

 elongated ; dorsal margins nearly straight and but moderately slop- 

 ing ; hinder extremity somewhat biangulated ; ventral flexure dis- 

 tinct ; lateral tooth extremely approximate. 



Cliii'iqui, W.Columbia. 



