1-85 



Leach MSS. 1819 ; Gray. Euglesia, Leach MSS. 1820. Car- 

 dium, sp. Poli. Tellina amnica. 

 Galilėja, Costa, 1846. Cyclas fontinalis. 



Fam. III. CARDIAD^. 



557. Cardium, Lhin.; Lam. 1801; Meyerle, 1811; Svoains. 1840. 

 Cerastes and Cerastodermi, sp. Poli. Pectunculus, Adans. Card. 

 costatum. / 



Lsevicardium, Swains. 1840. C. Isevigatum. 

 Leevicardium, sp. Sivains. 1840. C. Žį^olicum. 

 Hemicardium, Sivains. 1840. C. vmedo. 



558. Cardissa, Megerle, 1811. Hemicardium, Ciivier, 1817. Hemi- 

 cardia, Klein, 1753. " Fragrum and Corculum," Bolten, 1778. 

 Isocardia, Oken, 1817. Card. Cardissa. 



559. Aphrodite, iea; 183 Inot Linn. Serripes, Beck MSS. Acardo, 

 Smains. 1840; not Brug. nor Lamk. Mactra, sp. Don. Car- 

 dium edentulum. 



Corbula, sp. Eichwald, 1838. Corb. caspia. 

 Cardium, sp. Eichw. 1838. Card. protractum. 

 Glycimeris, Eichw. 1838. Gly. laeviuscula. 



Hypnaxis, Pander, 1830. Monodacna and Adacna, Eichw. 1838. 

 M. ? . 



560. Papyridea, Stvaitis. 1840. Card. Soleniforme. 

 Papyridea, sp. Svoains. Card. ringens. 



561. ? Cardium, sp. Lam. Hippopus, sp. Sow. Pleurorhynchus, sp. 

 Stoains. 1840. Card. avicularia. 



Fam. IV. MACTRADiE. 



562. Mactra, Li7in. ; Latn. 1801 ; Graij, 1837. Callista and Callisto- 

 derma, sp. Poli, 1791. Trigonella, sp. Dacosta, 1778 ; not Dec. 

 Mact. stultorum. 



563. Schizodesma, Gray, 1837. Mactra a, Schum. 1817. M. Spen- 

 gleri. 



564. Spisula, G;'«y, 1837. Mactra, sp. i«»i. Trigonella, sp. Daco*<a, 

 1778. M. solida. 



Hemimactra, Sicains. 1840. M. gigantea. 



565. Cypricia, Grai/, 1837. Anatina, Schum. 1817; not Lam, Mac- 

 tra, sp. Spe/igler. li&hiosa, Schmidt MSS.; Moller, 1832. Lu- 

 traria, sp. Lam., Soic. Listera, sp. Menke, 1830. M. anatina. 



566. Lutraria, Lam. 1799, 1801 ; Schmn. 1817 ; Gray, 1837. Lutri- 

 cola, Blainv. 1825. Cultellus, Sow. ; not Schum. Mya oblonga. 



Lutraria, Megerle, 1811. Mact. Lutraria. 

 Lutraria, sp. Latn. Mact. rugosa. 



567. Cryptodon, Conrad, 1837; not Turton, 1822. Lutraria, sp. 

 Conrad. C. Nuttallii. 



