080 



Coloured like T. papUionaeea, more ventrieose and square, with 

 the ribs continuous, rounded and elevated. 

 Philippines. 



4. Tapes exauata (pi. cxlv. f. 18), Philippi (Venus), Ab- 

 bild. pi. v. f. 6. 



T. testa, subquadrata, minute et profundi; lirata ; pallide fulva, 

 pallide rufo maculata et literata, maculis pallidas quadriradiata ; 

 margine dorsali litcrato, rectiusculo, paululum declivi; margine 

 ventrali postice truncate, prope medium vix emarginato, antice 

 elevato. 



Resembling T. lirata, but shorter and more truncated, with 

 the riblets very minute although equally deep. The colour is 

 pale literated brown, with four pale brown interrupted rays. 



lied Sea. 



5. Tapes euglypta (pi. cxlv. f. 17), Philippi (Venus), pi. vii. 



f. 3. 



T. testa subquadrata, distanter concentrice costellata; rufa, 

 fusco-quadriradiata ; margine dorsali rectiusculo, postice vix de- 

 clivi ; margine ventrali postice truncato, rectiusculo, antice ele- 

 vato. 



Of a square form resembling T. exarata, but with the ridges 

 few and distant. 

 Locality unknown. 



6. Tapes amabilis (pi. cxlv. f. 11), Philippi (Venus), Ab- 

 bild. pi. vii. f. 2. 



T. testa oblonga, subventricosa, planulatim sulcis profundis in- 

 termediis lirata ; pallide rufa, griseo obscure maculata ; margine 

 dorsali vix literato, postice declivi, antice subexcavato ; margine 

 ventrali subrotundato, antice elevato, postice rotundatim sub- 

 truncato. 



The colour is pale pink, with obscure markings of purplish- 

 grey. The ribs are flat, with deep intermediate grooves. The 

 shell is more ventrieose than T. lirata. , 



Locality unknown. A fine specimen in Mr. Cuming's col- 

 lection. 



7. Tapes declivis (pi. cxlv. f. 9), Sowerby , jnn. 



T. testa, elongato-subtrigona, subsequilatera, fulva, griseo macu- 



