30 BIVALVE SHELLS. 



obliqmis, stppius ascendens ; ligamentum externum marginerimse 

 subtcctum. 



Chnma Felan, Adans. (1757) Voy. au Senig. p. 227- 

 Venus, Chemn. (1788) Conch, x. 356. 



GW/. (1788)p. 3285. no. yi. 



Dillw. (1817) Cat. i. 192. no. 71. 



Wood (1825), Ind. Test. pi. 8. f. 76. 



Desh. (18;i5j in Lamk. vi. 291. 

 Cyprina (spec), Lam^. (1818) .4n.s. Fer<. v. no. 6; 2ed. vi. 291. 



(18;^5) no. 6. 

 Artemis, Reeve (1851), Conch. Icon. pi. 1. f. 6. 



Sow.jini. (1852) Thes. Conch, p. 661. 



Gould, Proc. Zool. Soc. Boston (1851), p. 91. 



Adams (1852), Panama Shells, p. 275. no. 449. 

 Cycliua, Desh. (1849) Traite Elem. i. pi. 14 bis, f. 20-22. 

 Lucinopsis, Forbes Sf Hanley, Moll. p. 435. 

 Cytherea (spec.), MacgilUvruy . 



Dosinia (sect.), Gray, Proc. Zool. Soc. (1847) p. 183. 

 Lucina (spec), Turton, Bivalves, p. 115. 



Scacchi, Cat. 5. 

 Mvsia (spec), Leach MSS. (1818) Ann. Sf Mag. N. H. xx. (1847) 



"272. 

 Mysia, King, Ann. ^ Mag. N. H. xviii. 242. 



Synopsis Specierum. 

 I. Testa tumida, mai-ginibus crenatis, 1-3. 

 II. Testa depressa, marginibus iutegris, 4-11. 



I. Testa tumida, marginibus crenatis. 



1. CvcLiNA Chinensis. B.M. 



C. testa subquadrato-orbicidari, tenuicula, valde gibbosa, con- 

 ccntrice subirre^ulariter striata, striis elevatiusculis, stiiis aliis 

 tenuibus iinpressis racbantibus decussatis, area ligainenti sim- 

 plici, lunula nulla, marginibus iutus crenulatis ; albida ferru- 

 gineo tincta, marginem versus cinereo-csei-ulescente. 



Venus Chinensis, Chemn. Conch. Cab. x. 396. pi. 171. f. 1663. 



Dillw. Cat. i. 192. no. 77- 



JVood, hid. Test. pi. 8. f. 76. 



Desh. in Lamk. An. s. Vert. vi. 291. no. 6. 

 Venus Sinensis, Gmel. p. 3285. no. 91. 



Hanley, Descr. Cat. p. 116. 

 Cyprina tenuistria, Lamk. An. s. Vert. v. 558. 



