1444 ANOnONTITES 



Anodonta solidula DRVTti.ii and Hupe, Rev. et Mag. Zool., 



1850, p. 644. pi. XVI, fig-. 2. — HuPE, Moll. Nouv., Ill, 1857, 



p. 88, pi. XVI (I, fig. 2. — CuESSCN, Conch. Cab. Ano.. 1876, p. 



221, pi. LXXIII, fig. 2. 

 Margaron (Anodontn) solidula Lea, Svn., 1852, p. 53; 1870, 



p. 83. 

 Anodon solidula Sowerby, Conch. Icon., X\'II, 1869, pi. xxiii, 



fig. 91. 

 Anodonta wheatlcyi I.ea. Tr. Am. Phil. Soc, X, 1852, p. 287, 



pi. xxvi, fig. 49: Obs., V, 1852, p. 43, pi. XXVI, fig. 49. — 



CXESSiN, Conch. Cab. Ano., 1874, p. 113, pi. xxxvi, figs. 3, 4. 

 Margaron (Anodonta) 7vheatlcvi I^-ea, Syn., 1852, p. 51; 1870, 



p. 82. 

 Anodon amethystus SowERr.v, Conch. Icon., X\"II, 1869, pi. 



XXIV, figs. 95, 95a. 95^. 

 Anodonta amethysta Ceessin, Conch. Cab. Ano., 1875, p. 180, 



pi. I.X, fig. 3. 

 Anodon dactyhis Sowerby, Conch. Icon., XVII, 1867, pl- ^^^^ 



%• 75- 

 Anodonta dactylus Ci.ESSin, Conch. Cab., 1875, p. 175, pi. lvii, 



fig- 3- 

 Margaron f Anodonta) dactylus Lea, Syn., 1870, p. 80. 



Lea's Anodonta wJicatleyi absolutely agrees with the figure 



of A. elongalns in Swainson's Zoological Illustrations. Viewed 



from above the shell is decidedly wedge-shaped behind the 



umbonal region. It is a beautiful species. 



AnO'DOntites lingui.atus (Hupe). 



Shell long elliptical, very solid, inequilateral, convex or sub- 

 inflated ; beaks moderately full and elevated ; posterior ridge 

 well developed, subangulate, arched ; dorsal and basal lines 

 rounded ; anterior end narrowed, evenly rounded ; posterior 

 end with a short, oblique truncation above the decided point 

 at the end of the posterior ridge ; surface with strong, concen- 

 tric striae ; epidermis greenish with brown bands or brownish- 

 lilack : nacre white, iridescent at the border. 



Length 97. height 50.5 mm. 



Paraguay. 



