ANODONTITES 1431 



Anodon scriptus Sowerbv, Conch. Icon.. X\'II, 1867, pl- iv, 



fig. 9. 

 Glaharis trapesiaiis var. scriptiis Simpson, Syn., 1900, p. 924. 

 Anodon srtbsinuatiis Sowerby, Conch. Icon., XVII, 1867, pl- 



VII, fig. 14. 

 Anodon areolahts vSowerby. Conch. Icon., XVII, 1867, P^- x, 



fig. 28. 

 Anodonta bahicnsis Kustkr, Conch. Cab. .\no., 1873, p. 94, pi. 



XX, fig. 2. 

 Glaharis bahiensis von Therino, Arch, fiir N^atnrg., 1893, p. 



115- 



Varies to forms with the ordinary colored epidermis, and to 

 those, which almost want the dark internal markings. 



Var. rioplatrnsis (Sowerby). 



Shell short, decidedly pentagonal ; epidermis pale olive- 

 brown with a band near the border. 



Length no, height y^ mm. 

 Anodon rioplatensis Sowerby, Conch. Icon., XV^II, 1870, pi. 



XXVI, fig. 1 01. 

 Anodonta rioplatensis Ci,essin, Conch. Cab. Ano., 1875, P- 217, 



pi. LXIV, fig. 3. 

 Glabaris trapcsialis var. rioplatensis Simpson, Syn., 1900, p. 



925- 

 ? Anodon ciconia Sow^erby, Conch. Icon., XVII, 1870, pi. 



XXIX, fig. 115a. 



\'ar. moretonianns (Sowerby). 



Anodon moretonianiis Sowerby, Conch. Icon., XVII, 1867, pi. 



IX, fig. 20. 

 Glabaris trapezialis var. moretonianns Simpson, Syn., 1900, p. 



925- 



Shell narrow, thick, oblong, anterior side very short, round- 

 ed ; posterior side long, acuminated, with a narrow, distinct 

 keel above the terminal angle, expanded into a three-cornered 

 wing above the keel. 



Perhaps a good variety. 



Length 68, height 38 mm. 



