AZECA. 305 



parietal margin. Not figured, and known by the original 

 description only. 



11. A. DOHRNI Paulucci. PL 48, fig. 18. 



Shell cylindric, slender, glossy, lightly striatulate, pellucid- 

 corneous. Spire conic, the apex mamillate. Whorls 7, nearly 

 flat, separated by an impressed, margined suture; the last 

 whorl one-third the total length, not descending at the aper- 

 ture. Aperture semi-oblong, nearly vertical; peristome un- 

 expanded, simple, the right margin a little thickened in the 

 middle, columellar margin simple, straight; margins joined 

 by a callus. Length 6, diam. 1.75 mm. (Paul.). 



Sardinia: Sassari (Dohrn). 



Azeca dohrni PAUL., Bull. Soc. Malac. Italiana viii, 1882, 

 p. 271, pi. 8, f. 1. Ferussacia (Hypnophila) dohrni KOBELT, 

 Iconogr. n. F. vii, fig. 1175. 



12. A. ETRUSCA Paulucci. PI. 48, fig. 17. 



Shell cylindric, thin, glossy, smooth, pellucid -corneous; 

 spire conic, the apex obtuse ; whorls 8, a little 'Convex, the last 

 one- fourth the total length, not descending at the aperture; 

 suture impressed, margined. Peristome slightly reflexed; 

 columellar margin subarcuate, somewhat calloused, a little 

 reflexed ; margins joined by a strong callus, bearing a thread- 

 like tubercle near the insertion of the outer lip. Length 5.66, 

 diam. 2 mm. (Paul.). 



Italy: Monte Argentaro, Tuscany. 



Azeca etrusca PAUL., Bull, della Societa Malacologica 

 Italiana xii, 1886, p. 36, pi. 2, f. 5. 



North African Group. 



13. A. PSATHYROLENA Bourguignat. PI. 48, figs. 19. 



Shell cylindric, glossy, very smooth, pellucid-crystalline ; 

 spire conic, apex mamillate. Whorls 7, flat, separated by an 

 impressed, margined suture, the last scarcely one-third the 

 total length, descending at the apeture. Aperture very ob- 

 lique, semiovate ; peristome simple, acute, not thickened ; outer 

 lip sinuated in the middle; columellar margin straight, ap- 



