160 



BIVALVE SHELLS. 



lati, pallii impressio postice profunde sinuosa ; sinus semi-ovalis, 

 subhorizontalis. 



Tellina, Lister (1685), Conch. pl. 402, &c. 

 Pectunculus, Lister (168.5), Conch. pl. 269, &c. 

 Chama, Rumphius (1711), Amb. pl. 43. 



Gualtieri (1742), Ind. pl. 86, &c. 

 Venus (ex parte), Linn. (1758), Syst. Nat. ed. 10. p. 690; ed. 12. 

 p. 1135. 



Chemnitz, Schrbter, Gmelin, Lamarck, Cuvier, Dillwyn, 

 Wood, 8fc. ^c. 

 Cuneus, Ba Costa (1778), Conch. Brit. p. 102. 

 Callista, Callistoderma (ex parte), Poli (1795), Test. Sicil. ii. 

 Paphia (ex parte), Bolten (1798), Mus. (ed. 2, 1819, p. 122). 

 Tapes, Megerle (1811), Entw. p. 51. 



Schumacher (1817), Essai d^une Class. p. 136. 



Gray (1842), Syn. Brit. Mus. p. 75 ; (1847) Proc. Zool. 

 Soc. p. 184. 

 Pullastra (ex parte), Sow. (1827) Genera of Shells, Zool. Journ. 

 iii. 134. 



Anton (1839), Verz. Conch. p. 8. 



Reeve (1841), Conch. Syst. i. 95. 



Sow.jun. (1842), Conch. Man. p. 239. 



Morris (1843), Brit. Foss. p. 160. 



Desh. (1848), Traite Elem. i. 519. 



Synopsis Specierum. 

 I. Testa transversim sulcata vel striata. 



a. Sinus pallii ohlique ascendens, 1-13. 



b. Sinus pallii horizontalis, 14-50. 

 II. Testa decussata, 51-65. 



III. Testa longitudinahter striata, 66-68. 



IV. Testa corrugata, 69-73. 



I. Testa transversim sulcata vel striata. 



a. Sinus pallii ohlique ascendens. 



1. Tapes malabarica. B.M. 



T. testa ovato-oblonga, tumida, subcordata, antice angustiore, 

 postice subsinuata, transversim dense striata, ssepius iiavo-ci- 

 nerea vel cinerea quadriradiata, radiis obscurioribus intus roseo- 

 purpurascente ; margine superiore antico excavato ; hmula 

 magna, ovato-cordata, leevigata, saepius palhda, hvida. 



