1927] Pilsbry-Bequaert, The Aquatic Mollusks of the Belgian Congo 331 
Paramelania randabeli Boureuianat, 1888, ‘Iconogr. Malacol. Tanganika,’ 
Pl. xvi, figs. 21-22; 1890, Ann. Sc. Nat. Zool., (7) X, p. 225, Pl. XVI, figs. 21-22. 
Edgaria nassa f. randabeli Bourguignat. Ancny, 1907, Bull. Scientif. France 
et Belgique, (5) IX, (1906), pp. 252 and 263. | 
Pyrgulifera nassa Woodward. Tauscu, 1884, Sitz. Ber. Ak. Wiss. Wien, Math. 
Naturw. Kl., XC, Abt. 1, p. 62, Pl. 1, figs. 5-6. 
Lake Tanganyika: eastern shore at Ujiji (type locality; Speke Coll.); near the 
mouth of the Luandazi River (type locality of P. randabeli); Kirando, on the 
southeastern shore (W A. Cunnington Coll.); Pambete. Albertville, abundant and 
variable, appearing to merge into paucicostata, giraudi and singularis (Charles 
Hedley). 
EKdgaria nassa var. nassatiformis Bourguignat 
Paramelania nassatiformis BouRGUIGNAT, 1888, ‘Iconogr. Malacol. Tanganika,’ 
Pl. xvu, figs. 5-6; 1890, Ann. Sc. Nat. Zool., (7) X, p. 234, Pl. xvu, figs. 5-6. 
Melania (Melanella) nassa E. A. Smiru, 1881, Proc. Zool. Soc. London, p. 292 
(in part), Pl. xxxrv, fig. 26. H. Crossz, 1881, Journ. de Conchyl., XXIX, p. 113, 
Pl. rv, figs. 3-8a. : 
Paramelania nassa var. nassatiformis Bourguignat. GERMAIN, 1905, Bull. Mus. 
Hist. Nat. Paris, p. 259; 1908, ‘Rés. Scientif. Voy. Afrique Foa,’ p. 655. 
Edgaria livingstomana f. nassatiformis Bourguignat. ANcry, 1907, Bull. Scientif. 
France et Belgique, (5) IX, (1906), p. 252. 
Lake Tanganyika: Kapampa, Karema, and Ujiji (type locality not designated). 
Edgaria paucicostata (EK. A. Smith) 
Text Figure 69e, f, g 
Melania (Melanella) nassa E. A. Smiru, 1881, Proc. Zool. Soc. London, p. 292 
(in part), Pl. xxxrtv, fig. 26b (not of Woodward). 
Tiphobia (Paramelania) nassa var. paucicostata EK. A. Smita, 1881, Proc. Zool. 
Soc. London, p. 561. 
Melania (Paramelania) crassa var. paucicostata EK. A. Smith. Crossn, 1881, 
Journ. de Conchyl., X XIX, p. 285. 
Paramelania paucicostata E. A. Smith. Bourauienat, 1885, ‘Notice Prodrom. 
Moll. Giraud Tanganika,’ p. 69. G. B Sowrrsy, 1894, ‘List of Shells of Lake Tan- 
ganyika,’ p. 1, Pl., fig. 6. Gmrmuatn, 1908, ‘Rés. Scientif. Voy. Afrique Foa,’ p. 656; 
1911, Bull. Mus. Hist. Nat. Paris, p. 437. 
Edgaria paucicostata E. A. Smith. Boureuianat, 1888, ‘Iconogr. Malacol. 
Tanganika,’ Pl. xrv, figs. 8-9; 1890, Ann. Sc. Nat. Zool., (7) X, p. 193, Pl. xtv, figs. 
8-9. E. A. Smiru, 1904, Proc. Malacol. Soc. London, VI, 2, p. 90. Gmrmatn, 1905, 
Bull. Mus. Hist. Nat. Paris, p. 259. KE. A. Smrrx, 1906, Proc. Zool. Soc. London, I, 
p. 82. Ancry, 1907, Bull. Scientif. France et Belgique, (5) IX, (1906), pp. 251 and 263. 
Paramelania (Edgaria) paucicostata E. A. Smith. E. v. Martens, 1897, ‘Deutsch 
Ost Afr., IV, Beschalte Weichth.,’ p. 209. 
Nassopsis paucicostata E. A. Smith. Marre, AnD DAUTZENBERG, 1899, Journ. 
de Conchyl., XLVII, p. 170, Pl. vim, figs. 3-9. 
Edgaria monceti BourGuUIGNAT, 1888, ‘Iconogr. Malacol. Tanganika,’ Pl. xiv, 
figs. 12-138; 1890, Ann. Sc. Nat. Zool., (7) X, p. 195, Pl. x1v, figs. 12-13. 
