Trldaena Brug. contin. 



Brou. 1839. Penny Cycl. * — genus Tridacnidarum. 

 Paiiter Gray 1842. Syn. Br. Wus. p. 92. 

 D'Orb. 1844. Pal. franc. T. cret. III. p. 50. 

 SwAiNS. 1840. Malac. p. 374. — genus Chamidarum" 

 Synov. Concha imbricata Rondel, Gualt. 



Pectunculus striatus (sp.) List. 



Conchites stri.itus vel Ctenites Mercat. 



Chamnetrachea (sp.) Klein. 



Bucardium (sp.) D'Argenv. 



Chania (sp.) Linn. 



Hippopus Martini. Lamck. etc. 



Lavacrum (et Hippopodis) Linck. 



Tridachnes Bolt. 



Pelvis Miihlf. 



Chama Oken olim. 



Tridaciia Cuv. 1830. R. a. ed. 2a. (ed. Voigt. III. p. 504.) 

 Unicum genus Chamaccorum. Subgenera: Tridacna, 

 Hippopus, Chama , Diceras, Isocardia. 



Tridarnarea Menke 1830. Syn. ed. 2a p. 108. cf. seq. 

 (Tridacnina corr. Agass.) 

 Unica familia Pelicoideorum. Genera: Tridacna, 



Hippopus. 

 Reeve 1841. Conch. syst. L p. 131. — fam. Uni- 



musculosorum. Genera eadem. 

 Sow. j u n. 1842. Conch. Man. ed. 2a p. 276. — fa- 

 miha Dimyariorum. Genera eadem. (1839. ed. L 

 p. 107.) 

 Hanley 1846. lllustr. cat. II. p. 231. — tribus Mo- 

 nomyariorum. Genera eadem. 

 = Tridacnea Lamck. 

 Tridacnaeeae Menke olim 1828. Syn. \). 65. i. q. praec. 



Tridacnadae Flem. 1828. Hist. Br. An. p, 40^. (Tridac- 

 n i n a corr. Agass.) 

 Uiiica fam. Siphonidum secundae sectionis. 

 = Tridacnea Lamck, 



