660 MEMOIRS OF THE CARNEGIE MUSEUM. 



EXPLANATION OF PLATE XLIII. 



Shells of Anodontites iherinoi (Clessin), Anodontites riograndensis (Von 

 Ihering), and Anodontites forbesiana (Lea). 



All figures natural size. 



Fig. L Anodontites iheringi (Clessin), from Vaccahy-mirim, Santa Maria, Rio 

 Grande do Sul, Brazil. Carn. Mus. Cat. No. 6L5815 (See also Plate XLII, fig. 8, and 

 Plate XLIV, fig. 1). 



Adult female (No. 3), lateral view (See also Plate XLIV, fig. 1). 



Figs. 2 and 3. Anodontites riograndensis (Von Ihering), from Rio de la Plata, 

 San Isidro, Argentina. Carn. Mus. Cat. No. 01.9279 (See also Plate XLIV, fig. 2). 



Fig. '2a. Adult male (No. x), lateral view. 



Fig. 26. Adult male (No. x), dorsal view. 



Fig. 3. Adult, gravid female (No. z), lateral view (See also Plate XLIV, fig. 2). 



Fig. 4. Anodontites forbesiana (Lea), from Rio Uruguay, Uruguayana, Rio Grande 

 do Sul, Brazil. Carn. Mus. Cat. No. 61.9280 (See also Plate XLIV, fig. 3). Half- 

 grown male (No. 8), lateral view. 



