36 HELIX. 



descending in front, base convex, periphery obtusely angular ; peris- 

 tome a little expanded, subreflected at the base, thickened within, 

 margins approaching. Diam. 7 mill. 



Madeira. 



H. DEPAUPERATA, LoWC. PI. 7, fig. 6. 



Narrowly urnbilicated, rather solid, rugose, very minutely granu- 

 lar, yellowish white ; whorls 5, convex, the last rounded, deflected 

 in front, turgid around the umbilicus ; peristome continuous, not 

 solute, labiate within. Diam. 7*75-9*25 mill. 



Ins. Porto Sancto. 

 H. LATINEA, Paiva. PI. 7, figs. 7-9. 



Moderately umbilicated, somewhat thick, dirty white, closely ru- 

 gosely striate, obsoletely granular, suture impressed; whorls 5i, 

 convex, the last rounded-inflated, deflected in front ; peristome con- 

 tinuous, not solute, callous within. Diam. 10 mill. 



Porto Sancto (subfossil). 

 H. LACINIOSA, Lowe. PI. 7, figs. 11-13. 



Narrowly umbilicated, rudely striated, membranously, triangu- 

 larly scaly, chestnut color, variegated with whitish ; whorls 5, 

 turgid, the last deflected in front, base somewhat convex, whitish, 

 fasciated with chestnut; aperture diagonal, peristome subsimple, 

 continuous, basal margin reflected. Diam. 10 mill. 



Is. Deserta Borealis, and Deserta Grande, Madeiran Archipelago. 



H. EUTROPIS, Shuttlew. PI. 7, figs. 16-18. 



Rather narrowly umbilicated, solid, obliquely costulate, greyish 

 green, suture crenulate, widely carinately margined; whorls 53, 

 scarcely convex above, periphery with an acute thread-like carina, 

 base inflated , peristome a little expanded, scarcely callous, margins 

 approximating. Diam. 14 mill. 



Ins. Fuerteventura, Canaries. 



H. MULTIGRANOSA, Mousson. PI. 7, figs. 14, 15. 



Narrowly umbilicated, granularly striate, whitish corneous, uni- 

 colored ; whorls 5, slightly convex, subcarinate, the last obtusely 

 angulated, a little descending in front ; aperture white, .peristome 

 somewhat obtuse, subexpanded, thin-lipped within, the extremities 

 joined by a thick callus. Diam. 14 mill. 



Ins. Gomera, Canaries (subfossil?). 



H. IRUS, Lowe. (Unfigured). Mogador, Morocco. 



