HELIX. 19 



H. LAURAGUAISIANA, Locard. France. 



H. EUCALLA, H. Is^EA, H. IRANA, HAGENMULLER. Tunis. 



H. AMICULA, H. AMPHIBOLA, H. ANASIA, H. GONIOGYRA, H. 



SAHARICA, H. ISCHUROSTOMA, H. TERRICOLA, H. GALEOMMA, 



H. BRYAR^A, H. AGGARICA, H. MALASPINjE, H. DUVEYRIERIANA, 

 H. AGRIOICA, H. SPECIALIS, H. MAURITANICA, H. TARIA, H. 



KRIZENSIS, Bourg. Tunis. 



H. TREMATA, H. INCOLUMIS, H. LiECOUFFEI, H. ISTERA, H. MEHE- 

 DIANA, H. CRISIA, H. BRADYB^ENA, H. JEGLIA, H. ARGODERMA, 



H. EUCOR^A, H. AMBLOXA, H. CONCHOLEUCA, Letourn. et Bourg. 



Tunis. 



H. MESSAPIA, Blanc. Tunis. 



H. HERBATICA, Fagot. Tunis. 



H. MENDRANOI, H. CANOVASIANA. H. SoLANOI, H. ALLUVIONUM, 



Servain. Tunis. 



Besides the above, wHich are mostly species as understood by the 

 "new school" conchologists that is merely local variations, an 

 additional large number of names are quoted in Letourneux and 

 Bourguignats "Prodr. Mai. Tunisie" as European relations of Tunisian 

 forms. These are mostly undescribed, and therefore need not be 

 reproduced here. 



Subsection VI, LEMNISCIA, Lowe. 1854. 

 H. TUMULORUM, Webb and Berthelot. PI. 3, figs. 28, 29. 



Subcovered perforate, closely, distinctly striate, white with inter- 

 rupted brown bands ; whorls 6-7, scarcely convex, the last not de- 

 scending, periphery sharply angulated, base flatly convex ; peristome 

 simple, acute. Diam. 12 mill. 



Canary Is. 

 H. PHALERATA, Webb and Berthelot. PL 3, figs. 31-33. 



Perforate, distinctly costulate-striate, whitish or yellowish white, 

 with an interrupted band and a series of maculations of chestnut 

 above ; whorls 6, a little convex, the last obsoletely subangulated, 

 not descending in front ; peristome acute, sublabiate within. 



Diam. 8*5 mill. 



Canary Is. 



It is H. Roseti, Webb and Berth, not Mich., and H. Nivariemis, 

 Shuttl. 

 H. PERSIMILIS, Shuttl. PL 33, fig. 70. 



Subcovered perforate, thin, plicately striate, corneous, with two 

 interrupted chestnut bands, maculated with white, one above, the 



