ABD Bulletin American Museum of Natural History [Vol. LIII 
ABtheria elliptica var. trigonula Lamarck. E. v. Martens, 1897, ‘Deutsch Ost 
Afr., IV, Beschalte Weichth.,’ p. 219. 
‘Etheria semi-lunata Lamarck, 1807, Ann. Mus. Hist. Nat. Paris, X, p. 404, Pl. 
SocxIE, cs: 1 and 2 (originally said to be from the rocks on the coast of aliases). 
Aitheria semilunata Lamarck. A. T. pr RocHEBRUNE AND GERMAIN, 1904, Mém. 
Soe. Zool. France, XVII, p. 27. 
Etheria semilunaris “Lamarck”? SowrrBy, 1872, ‘Conchol. Iconica,’ XVIII, 
Etheria, Pl. 1, fig. 1 (misspelling of H. semilunata Lamarck, as a synonym of £. elliptica). 
Etheria transversa Lamarck, 1907, Ann. Mus. Hist. Nat. Paris, X, p. 406, PI. 
Xxxil, figs. 3 and 4 (originally said to be from the rocks on the coast of Madagascar). 
Etheria cailliaudi Farussac, 1823, Mém. Soc. Hist. Nat. Paris, I, p. 359 (type 
locality: Blue Nile and its affluents.) Car~u1aup, 1826, ‘Voyage a Méroé,’ TL: <p. 
222 (‘Ethérie’”’); 1827, op. cit., IV, p. 261 (‘‘Ethérie’’); 1823, Atlas, II, Pl. uxt, 
figs. 1-3 (Ktheria cailliaudt). 
Aitheria caillaudi Férussac. JicKEeui, 1874, Nova Acta Ac. Nat. Cur. Dresden, 
A XX VI 13 281, 
Etheria caillaudi Férussac. JOUSSEAUME, 1886, Bull. Soc. Zool. France, XI, p. 
501 (Niger River at Kanguba, Bamako, and Kulikoro). 
Aitheria elliptica var. cailliaudi Férussac. E. v. Martens, 1897, ‘Deutsch Ost 
Afr., IV, Beschalte Weichth.,’ p. 219. DauTzENBERG AND GERMAIN, 1914, Rev. Zool. 
Airie. LV, iL. py6? : 
Aitheria cailliaudi Férussac. ANTHONY, 1905, Ann. Se. Nat. Zool., (9) I, p. 340, 
Pl. rx, figs. 22-26. HE. v. Martens, 1883, Sitz. Ber. Ges. Naturf. Fr. Berlin, p. 72. 
Etheria lamarckii Farussac, 1823, Mém. Soc. Hist. Nat. Paris, I, p. 359. New 
name for E. elliptica Lamarck+E. trigonula Lamarck. 
Ktheria plumbea Firussac, 1823, op. cit., I, p. 359. New name for &. semi- 
lunata Lamarck+£. transversa Lamarck. 
: Aitheria plumbea ‘Sowerby’? ANTHONY, 1905, Ann. Sc. Nat. Zool., (9) I, p. 348, 
fig. 47, Pl. vi11, figs. 18 and 19. 
EKtheria plombea JoUSSEAUME, 1886, Bull. Soc. Zool. France, XI, p. 501 (typo- 
graphical error for plumbea; Senegal: rapids of Kora, Diubeba, and Sukutaly). 
Aitheria tubifera SOwERBY, 1825, Zool. Journ., I, p. 523, Pl. xrx (locality unknown). 
BourauieNnat, 1880-1881, ‘Matér. Moll. Acéph. Syst. Europ.,’ I, p. 65 (on p. 66, 
4. cailliaudt var. rotundata, Ms. in Paris Museum, is said to be a synonym). SiM- 
ROTH, 1890, Zool. Anzeiger, XIII, p. 663. E. v. Martens, 1883, Sitz. Ber. Ges. 
Naturf. Fr. Berlin, p. 72. 
Aitheria elliptica var. tubifera Sowerby. E. v. Martens, ‘Deutsch Ost Afr., 
IV, Beschalte Weichth.,’ p. 219. J. Turein, 1911, ‘Wiss. Ergebn. D. Z. Afr. Exp. 
(1907-08),’ III, p. 213. 
Aitheria denhami Kasnia, 1826, in Denham and Clapperton, ‘ Narrative of Trav. 
and Discov. in N. and Centr. Africa,’ Appendix, p. 254 (type locality: Gammaroo 
River, Nigeria; probably the Gambaroo, Yaou or Komadugu Yobe River). 
Etheria carteront MicuEuin, 1830, Mag. de Zool., I, p. 1, Moll., Pl. 1, figs. 1 and 2 
(carteronti on plate) (Senegal). 
Aitheria petrettintti BouRGUIGNAT, 1880-1881, ‘Matér. Moll. Acéph. Syst. Europ.,’ 
I, p. 53 (type locality: Ramleh, Lower Egypt). 
Aitheria petretinis ‘‘ Bourguignat’’ AnrHony, 1905, Ann. Se. Nat. Zool., (9) I 
p. 340, PI. rx, figs. 20 and 21 (Bourguignat’s types). 
