BIVALVE SHELLS. G3 



Venus Erycina, Favanne, Conch, pi. 46. f. F. 2. 



Encycl. Meth. pi. 264. f. 2. 



Schrot. EM. iii. 120. 



Gmel. p. 3271. no. 13. 



Dillw. Cat. i. 175. no. 38. 



Wood, Ind. Test. pi. 7- f- 38. 

 Cytherea Erycina, Lamk. An. s. Vert. v. 564. 



Desk. Encycl. Meth. Vers, ii. 55. no. 9 ; in Lamk. ed. 2. vi. 

 303. no. 14. 



Reeve, Conch. Syst. pi. 71- f. 3. 



Hanley, Descr. Cat. p. 97. 



Sow. Thes. Conch, p. 623. pi. 130. f. 69. 

 Chione Erycina, Gray, Cat. Cyth. Anal. viii. 305. 



Hab. Oceanus Indicus et Chinensis. 



22. DiONE COSTATA. B.M. 



D. testa transversim ovata, nitida, alba, spadiceo biradiata et ve- 

 niilis rufescentibus sparsis variegata, transversim regulariter 

 costata, costis glabris convexis latioribus ; vulva lanceobita ; 

 lunula cordiformi, impressa. 



Venus costata, Chemn. Conch, xi. 226. pi. 202. f. 1975. 

 Dillw. Cat. i. 175. no 39. 

 Wood, Ind. Test. pi. 7- f. 39. 

 Hanley, Descr. Cat. p. 106. 

 Sow. Thes. Conch, p. 623. pi. 130. f. 70, 71. 



Hab. Ceylon {Chemnitz) ) Manilla (CMmitt(7) ; Nova Hollandia 

 ad Flumen Cygnorum. 



23. DiONE MULTIKADIAf A. 



D. testa ovato-transversa, inaequilaterali, turgidula, antice obtusa, 

 postice angustiore, transversim in latere antico obsolete sulcata, 

 nitida, rufa, fasciis transversis albicantibus interrupta, longitu- 

 dinaliter fusco multiradiata, radiis pluribus angustis ; lunula 

 angusta, aurantia, lineis rubescentibus undulatis circumdata ; 

 intus alba, marginibus croceis. 



Cytherea multiradiata. Sow. Thes. Conch, p. 623. pi. 130. f. 76. 



Hab. Sinus Manillensis. 



24. DiONE LILACINA. B.M. 



D. testa ovato-transversa, turgidula, in^equilaterali, utrinque ob- 

 tusa, fulva, obscure radiata, transversim regulariter sulcata; 

 lunula ovato-lanceolata, laevigata, rubescente; valvis intus albis, 

 utraque extremitate pallide violaceis. 



