— 566 — 



Ifloearclla Lamck. contin. 



Ferussac 1821. Tabl. syst. p. XLIII. — genus Car- 



diorum. 



Pjiriter Risso 1826. Ilist.IV. p. 331. (Isocardium.) 

 J. Sow. 1821. Min. Conch. tab. 295. 

 G. B. Sow. . . . Gen. Sh. fasc. 7. • 

 Blainv. 1824. Dict. sc. nat. tom. 32. p. 330. et 



J825. Malac. p. 545. (Isocardium) — genus 



Chamaceorum. 



Pariter Rang 1829. Man. p. 300. 

 PoT. et MicH. 1844. Gal. II. p. 176. 

 Fleming 1828. Brit. Anim. p. 408. 419. — genus 



Cardiadarum. 

 CuviER 1830. R. a. ed. 2a. (ed. Voigt. IIL p. 509.) — 



subgenus Tridacnae. 

 GoLDF. 1834? Petref. Germ. II. p. 207. 

 SwAiNs. 1840, Malac. p. 374. — genus Chamidarum. 

 MoRRis 184.3. Brit. foss. p. 88. 

 Gei.mtz 1846. Grundr. d. Verstein. p. 425. — genus 



Cardidarum. 

 Synon. Pectunculus fasciatus (spec.) List. 



Bucardia Lister. Interpres Scilbie. Schum. 



Cardiolithus, Lithocardites, Bucardites (pars) Auctt. 



Concha cordiformis aequilatera umbone cardinum 

 diducta Gualt. 



Chama (sp.) Linn. etc. 



Cardita (sp.) Brug. 



GIossus Poli. Oken. 



Glossoderma Poli. 



Cardium (sp.) Bolten. 



Bucardium Muhlf. 



Isocardium Blainv. Risso. 



Ceroniya (sp.) Agassiz. 

 ? Cardiomorpha (sp.) De Koninck. 

 l«orir«lia<lae Gray 1840. Syn. Brit. Mus. * (Agass. Nom.) 

 Etym. Isocardia. 

 Familia . . . . ? 



