NERITINA. 49 



N. GUADIANENSIS, Morelet. PL 16, figs. 42-44. 



Conoidal varying to globosely conoidal, olivaceous or yellowish, 

 reticulated by purplish or blackish lines, with sometimes rather 

 broad purple bands; columellar area minutely punctate, rugulose, 

 yellowish or bluish. Diam. 6*5-10 mill. 



Southern, provinces of Spain and Portugal. 



The typical form, with usually reticulated coloring is that shown 

 by fig. 42, and of this N. Anatensis, Recluz is a synonym ; N. Ve- 

 lascoi, Graells (fig. 44), is one extreme of variation, being more 

 globose, and dark banded, and N. Valentina, Graells (fig. 43), is the 

 other extreme, narrowly conoidal, a little constricted, and also dark 

 banded. 



N. HIDALGOI, Crosse. PL 17, figs. 54-56. 



Suboval, thin, not shining, white, interruptedly, obliquely, longi- 

 tudinally streaked or reticulated with narrow black lines, sometimes 

 with three black bands ; whorls rapidly increasing, convex ; aper- 

 ture yellowish, translucent, showing the external bands, columellar 

 area yellowish grey. Alt. 5, diam. 3 mill. 



San Julian River, near Jativa, Eastern Spain. 



N. CALLOSA, Desh. PL 16, fig. 45. 



Smooth, subglobose, white, reticulated with black lines, often 

 forming spiral bands, and faint or vanishing in the interspaces, 

 sometimes covering the whole surface, without bands. 



Diam. 8 mill. 



Morea. 

 K PREVOSTIANA, Partsch. PL 16, fig. 46. 



Subglobose, striulate, shining, black, last whorl sometimes sub- 

 angulated ; columellar area slightly rugulose, white. Diam. 8 milL 



Austria, Hungary. 



N. Hungarica, Ku'ster, is a synonym. 



N. BAETICA, Lam. PL 16, fig. 47. 



Shell closely striulate, a little shining, brownish black, with 

 scarcely visible spiral black lines ; columellar area flat, rugulose, 

 somewhat narrow, distinctly circumscribed, ash-colored. 



Diam. 6 mill. 



Northern Spain, Southern France. 



N. SARDOA, Menke. PL 16, figs. 48, 49. 



.Rugosely striulate, opaque, black, often unicolored, more rarely 

 closely undulatingly longitudinally strigate or maculated with 



