NERITINA. 49 



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



Colloidal varying to globosely conoidal, olivaceous or yellowisli, 

 reticulated by jiurplish or blacki!?h lines, with sometimes rather 

 broad purple bands ; columellar area minutely punctate, rugulose, 

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



Sotdherii 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 ; iV. 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 

 Avith 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. 



]Sr. 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. 



3Iorea.. 

 N. 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, Kiister, 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 uudulatingly longitudinally strigate or maculated with 



