NO. 1205. SYNOFSTS OF THE NAIADES— STMPSOK 925 



"" Anodon suisinuatus Sowerby, Conch. Icon., XVII, 1867, pi. viii, fig. 15. 



* Anodon areolatus Sowerby, Conch. Icon., XVII, 1867, pi. x, fig. 28 . 



* Anodonta iaUensis Kuster, Conch. Cab. Ano., 1873, p. 94, pi. xx, fig. 2. — *P^tel, 



Conch. Sam., Ill, 1890, p. 176. 



* Glabaris iahiensis vON Ihering, Arch, fiir Naturg., 1893, p. 115. 



GLABARIS TRAPESIALIS var. MORETONIANUS Sowerby. 

 "" Anodon moretonianus Sowerby, Conch. Icon., XVII, 1867, pi. ix, fig. 20. 

 t GLABARIS TRAPESIALIS var. RIOPLATENSIS Sowerby. 



"" Anodon rioplatensis Sowerby, Couch. Icon., XVII, 1870, pi. xxvi, fig. 101. 



* Anodonta rioplatensis Clessin, Conch. Cab. Ano., 1875, p. 217, pi. lxiv, fig. 3. — 



*PiETEL, Conch. Sam., Ill, 1890, p. 184. 

 *'? Anodon ciconia Sowerby, Couch. Icon., XVII, 1870, pi. xxix, fig. 115 a. 



t GLABARIS TRAPESIALIS var. CYGN.^FORMIS Pilsbry. 



*Glabari8 trapesialis var. oyfinceformis Pilsbry, Pr. Ac. N. Sci. Phila., 1896, p. .563, 

 pi. XXVI, fig. 4, 5. 



Tropical South America from Brazil and Peru southward. 



t GLABARIS RADIATUS Spix.i 



* Anodon radiatus Spix, Test. Fluv. Bras., 1827, p. 31, pi. xxiii, fig. 1. 



* Mar gar on (Anodonta) radiatus Lea, Syn., 1870, p. 83. 

 ^Margarita (Anodonta) radiata Lea, Syn., 1836, p. 51. 



* Anodon radiata Catlow and Reeve, Conch. Nom., 1845, p. 67. 



* Glabaris radiata voN Ihering, Arch, fiir Nat., 1893, p. 115. 



Brazil. 



t GLABARIS SIMPSONIANUS Pilsbry. 



* Glabaris simpsonianus Pilsbry, Pr. Ac. N. Sci. Phila., 1896, p. 564, pi. xxa^i, 



fig. 13. 



Eio de la Plata. 



GLABARIS HERTWIGII von Ihering. 



* Anodonta hertwigii voN Ihering, Arch, fiir Nat., 1890, p. 150, pi. ix, fig. 7. 



t GLABARIS SINUOSUS Lamarck. 



* Anodonta simiosa Lamarck, An. sans Vert., VI, 1819, p. 87. — * Desha yes, Enc. 



Meth., II, 1827, p. 147, pi. cciii, fig.2.— *Hanley, Test. Moll., 1842, p. 224; 

 * Biv. Shells, 1843, p. 224, Pt. 24, fig. 16.—* H. and A. Adams, Gen. Rec. Moll., II, 

 1857, p. 503.— *P^TEL, Conch. Sam., Ill, 1890, p. 184. 



* Margarita (Anodonta) sinuosa Lea, Syn., 1836, p. 54; 1838, p. 32. 



* Anodon sinuosa Catlow and Reeve, Conch. Nom., 1845, p. 68. 



^ Mar gar on (Anodonta) sinuosa Lea, Syn., 1852, p. 53; 1870, p. 83. 



* Anodon sinuosus Swainson, Ex. Conch., 2d ed., 1841, p. 29, pi. xvi. 



Brazil. 



^The specimen figured is a young shell, somewhat narrowed at the posterior end, 

 and quite full at the central base, with broad, faint rays. It may be only a variety 

 of trapesialis. 



