662 MEMOIRS OF THE CARNEGIE MUSEUM. 



EXPLANATION OF PLATE XLIV. 



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

 Ihering), and Anodontites forbesiana (Lea). 



All figures natural size. 



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

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

 and Plate XLIII, fig. 1). Adult female (No. 3), inner view of right valve (Same specimen 

 as that figured on Plate XLIII, fig. 1). 



Fig. 2. Anodontites riograndensis (Von Ihering), from Rio de la Plata, San Isidro, 

 Argentina, Carn. Mus. Cat. No. 6L9279 (See also Plate XLIII, figs. 2 and 3). Adult, 

 gravid female (No. z), inner view of right valve (Same specimen as that figured on Plate 

 XLIII, fig. 3). 



Fig. 3. Anodontites forbesiana (Lea), from Rio Uruguay, Uruguayana, Rio Grande 

 do Sul, Brazil. Carn. Mus. Cat. No. 61.9280 (See also plate XLIII, fig. 4). 



Fig. 3a. Nearly adult female (No. 11), lateral view. 



Fig. 3b. Nearly adult female (No. 11), dorsal view. 



Fig. 3c. Nearly adult female (No. 11), inner view of right valve. 



