238 



with delicate concentric and obsolete radiating strise, the posterior 

 concentric more distant raised and distinct near the beaks ; ven- 

 tral edge scarcely arcuated, ascending posteriorly; anterior side 

 rounded, its dorsal slope strong; posterior side wedge-shaped, 

 ligamental edge nearly straight, often slightly incurved, moderately 

 sloping, point acuminated ; within rosy, polished, scars deeply im- 

 pressed ; hinge margin broad and very strong ; lateral teeth sub- 

 equidistant, rather small, by age obsolete. 

 Indian Ocean (?). 



31. Tellina iNiEQUisTRiATA (pl.lvii. f.58. andpl.lviii. f.SO.) 

 Donovan, Brit. Shells, (1802), vol. 4. 1. 123; T. sanguinea. Wood, 

 Gen. Conch, p. 159. t. 44. f. 2 ; Hani. Desc. Cat. p. 67. t. 4. f. 27. 



T. testa oblongo-subtrigona, solidiuscula, subgequilaterali, nitida, 

 compressiuscula, paUide rubro-sanguinea, concentrice confertim et 

 exiHssirae striata; striis posticis altera in valvula remotis, rudi- 

 oribus; margine ventraH subrecto; dorsali antice convexiusculo 

 et subdeclivi, postice decHvi et prope nates retuso ; latere antico 

 paulo longiore, ad extremitatem rotundato ; postico truncato-cunei- 

 formi ; colore interno saturatiore ; ligamento prominulo ; flexiu-a 

 costaque mnbonab obsoletis; dentibus lateralibus magnis, antico 

 approximato, postico hand remoto. 



Var. a, striis posticis in utraque valvula remotis, rudioribus. 

 Var. b, testa albida, paUide aui-antio ad nates utrinque radiata. 



Oblong, very slightly triangular, rather solid, somewhat com- 

 pressed ; glossy, subequilateral, of a pale blood red, with fine and 

 crowded concentric strise, wliich however in one of the valves are 

 posteriorly replaced by coarser and more distant ones ; ventral edge 

 nearly straight ; anterior side rather the longer, its end rounded, 

 its dorsal slope moderate and tolerably convex ; posterior end trun- 

 cated-cuneiform, its dorsal slope strong, nearly straight, or some- 

 what concave near its acute beaks ; ligament but shghtly projecting ; 

 fold and flexure obsolete ; internal colours deeper ; lateral teeth 

 large, the posterior not very distant, the anterior subapproximate. 



Yar. a, the posterior strise distant in both valves. Var. b, white, 

 with a short pale orange ray on either side of the beaks. 



In sculpture resembling Nitida. 



Bay of Guayaquil; (Cuming). 



32. Tellina ppjnceps (pi. Ixiii. f. 206.) Eanley, Zool. Proc. 

 1844. 



T. testa oblongo-eUiptica, sequilaterab, solida, compressa, niti- 

 diuscula, intus extusque roseo-purpurascente, concentrice sulcata ; 

 striis exibbus, profundis, radiantibus, sulcos confertos, utrinque (et 



