2090 
2091 
2092 
2093 
2094 
2095 
2096 
2097 
2098 
2099 
2100 
2101 
2102 
2103 
2104 
2105 
2106 
2107 
2108 
Cailliaudi, 
ss var., 
“ “ 
Carteroni, 
elliptica, 
Lamarckii, 
es var., 
“ “ 
“ “ee 
oe o 
plumbea, 
semilunata, 
ss var., 
“ec “ 
se “ 
transversa, 
trigonula, 
tubifera, 
Arietina, 
arcinella, 
a var., 
calcarata, 
corrugata, 
damzcornis, 
Fer., 
Michel., 
Lam., 
Fer., 
Fer., 
Lam., 
Lam., 
Lam., 
Sowb., 
Lam., 
Linn., 
Lam., 
Brod., 
Lam., 
C iy ss: 
595 
594 
594 
595 
595 
595 
594 
595 
584 
589 
580 
74, 
Orver. 
TROP LORD A. 
BIMUSCULOSA. 
Famity CHAMACEA. 
GENUS ETHERIA. 
Egypt, 
Upper Nile, 
Lamarck. 
Mem.S. dH. Nat., v. 1, p. 359. 
Zool. Jour., v. 1, p. 528, pl. 19. Etheria tubifera, Sowb. 
Cataracts of the Nile, Voy. a Méroé, 2, pl. 51, f. 1,2, 3. 
Upper Nubia, 
Senegal, 
Nile ? 
Senegal, 
Senegal, 
Senegal, 
Senegal, 
Nile, 
Nile, 
GENUS DICERAS. 
Mt. Salere, 
GENUS CHAMA. 
Florida, 
Grignon, 
Real Llejos, 
Indian Seas, 
Cuv. R. Anim., pl. 84. 
Mag. de Conch., 1830, pl. 1. is Etheria semilunata, Lam. 
Ann. du Mus., 10, pl. 29 et 31,f-1. is Etheria Lamarekii, Fer. 
Mem. Soc. H. Nat.,v.1, p. 359. 
Wood’s Supp., pl. 2, f. 6. 
Blain. Mal., pl. 70, bis. Etheria elliptiea, Lam. 
Ann.du Mus.,10, pl. 30 et Sit 2. Etheria trigonula, Lam. 
Ann.du Mus.,10, pl. 29 et 31,f.1. 
Mem. Soc. Hist. INS \o 1,p. 359. is Etheria semilunata, Lam. 
Ann. du Mus., v. 10, pl. 82, f. 1,2. 
Mag. de Conch., 1830, pl. 1. Etheria Carteroni, Michel. 
Reeve C. Syst., pl. 95. Etheria plumbea, Fer. 
Ann.du Mus., v.10, pl. 32, f. 3,4. Etheria transversa, Lam. 
Ann. du Mus., v. 10, pl. 32, f.3,4. is Etheria semilunata, Lam. 
Ann. du Mus.,10,pl. 30 et 31, f.2. is Etheria Lamarckii, Fer. 
Zool. Jour., v. 1, p. 523, pl. 19. is Etheria Cailliaudi, Fer. 
Ostrea elliptica, Wood. 
Lamarck. 
fossil. 
Linneus. 
Chemn. 7, pl. 52, f. 522, 528. 
Enc. Meth., pl. 107, f. 4, a, b. 
Seba. Mus., 3, pl. 106, f. 53, 54. 
Ts. Zool. S.,1, p. 305, pl. 38, f.'7. 
Reeve C. Syst., pl. 96, f. 1. 
is Chama Lazarus, Linn. 
