SYNOPSIS OF THE NAIADES— SIMPSON. 897 



* Mart/arita (Anodonta) chaiziava Lea, Syn., 1838, p. 30. 



* Aiiodonchaiziana Cati.ow and Rekve, Concli. Noui., 1845, p. 66. 



* Margaron {Avodonta) cliaiziana Lea, Syn., 1852, p. 49; 1870, p. 79. 



* Spaiha chaUiaua H. and A. Adams, Gen. l^ec. Moll., II, 1857, p. 507. — * Cless'n, 



Couch. Cab. Ano., 1876, p. 187, pi. Lxiii, figs. 3, 4.— *P.etel, Couch. Sam., 

 Ill, 1890, p. 188. 



Senegal; Niger; Upper Nile; West Africa. 



tSPATHA TRISTIS Jousseaume. 



* Spaiha tristis Jousseaume, Bull. Soc. Zool. Fr., XI, 1886, p. 497.'^ 



"" Spaiha rochebrunei Jousseaume, Bull. Soc. Zool. Fr., XI, 1886, p. 494, p]. xiv, 

 tigs. 1, la. 



Upper Seuegal, 



SPATHA TRAPEZIA von Martens. 



* Spatha trapezia von Martens, Besch., 1897, p. 243, fig. 



SPATHA TRAPEZIA var. SENILIS von Martens. 



* Spatha trapezia var. senilis von Martens, Besch., 1897, p. 244. 

 Lali:e Victoria Nyanza. 



SPATHA DROUETI Chaper. 



* Spatha droueti QiiAFER, Bull. Soc. Zool. de Fr., X, 1885, p. 2, pi. i, figs. 1-3.'^ — 



* PiETEL, Conch. Sam., Ill, 1890, p. 188. 



Assinie, Africa. 



SPATHA MARTENSI STURANY. 



Spatha martensi Sturany in Baumanu, Durch Massai, 1894, p. 12, pi. xxv, fig. 

 39.— VON Martens, Besch., 1897, p. 244. 



Stream falling into Lake Victoria Nyanza. I have not seen Sturany's 

 paper. 



SPATHA KIRKI Ancey. 



* Spathella Eirki Ancky, Bull. Soc. Zool. Fr., VII, 1894, p. 229, li-s. 1-6.— mon 



Martens, Besch., 1897, p. 244, fig.-' 



SPATHA KIRKI var. LIEDERI von Martens. 



* Spatha JcirJci var. liederi von Ma}itens, Besch., 1897, p. 245. 

 Shire Eiver and Lake Nyanza. 



SPATHA MABILLEI Jousseaume. 



* Spatha maiillei Jousseaume, Bull. Soc. Zool. de Fr., XI, 1886, p. 495, pi. xiv, 



figs. 2, 2a. 



Senegal River. 



1 Morelet believes this to =^chaiziana. An author's shell is in the IT. S. National 

 Museum, and I am inclined to believe it to be a valid species. 



20nly inside and dorsal views, and I can not be sure whether it is a good species 

 or not. 



3 This species seems to me to be very close to S. trapezia von Martens. 

 Proc. N. M. vol. xxii 57 



