32 HELIX. 



It is H. fibula, Wood, H. turbida, Kiister, and H. solitaria, Pfr., 

 but not of Poiret the latter being a scalariform monstrosity of H. 

 candidula, according to Moquin-Tandon. 



H. PRINGI, Pfr. PL 6, figs. 79, 80. 



Narrowly umbilicated, solid, irregularly striate and punctate, 

 whitish, cretaceous, usually with a basal chestnut band, sometimes 

 marbled with corneous ; whorls 7, somewhat convex, periphery ob- 

 soletely angulated ; peristome simple, margins approaching. 



Alt. 8, diam. 5 mill. 



Portugal. 

 H. VENTRICOSA, Drap. PL 6, figs. 83-85. 



Very narrowly perforate, plicately striate, variously strigate and 

 banded with corneous or chestnut ; whorls 7, somewhat flattened ; 

 peristome acute. Alt. 9, diam. 5'5 mill. 



Mediterranean Region, Canaries, Azores, Bermuda (introd.). 



It is H. ventrosa, Fer., H. acuta, Webb, H. bulimoides, Moquin- 

 Tandon, H. carinula, Gmel ?, H. cretacea, Chemn., H. agnata, 

 Ziegler, H. barbara, Linn., teste Bourg. 



H. ACUTA, Miiller. PL 6, figs. 86-88. 



Very minutely perforate, irregularly striate, whitish, variously 

 banded and strigate with chestnut ; whorls 9-10, at first carinated, 

 subsequent ones rounded ; peristome acute, simple. 



Alt. 15, diam. 5%5 mill. 



Mediterranean Region, Great Britain, etc. 



The synonyms are H. barbara, Linn., teste WesterL, H. fasciata, 

 Pennant, H. bifasciata, Pultney, H. meridionalis, Risso, H. ventri- 

 cosa, Turton, H. litoralis, Brum., H. articulata, Lam., H. acutula, 

 ZiegL, var. maritima, Desm., H. turritella, Andrz., H. variabilis, 

 Hartm., H. Maroccana, Beck. 



H. BELLUCCIANA, Bourg. Unfigured. Tunis. 



H. BULIMINUS, Heude. Vol. Ill, PL 52, fig. 20. 



Rimately perforate, irregularly striated, chestnut color ; whorls 8, 

 slightly convex, with impressed suture, slowly increasing, the last 

 rounded; peristome simple, callous within. Length, 16 mill. 



Setchouan, China. 



This and the following would be at least equally well placed in 

 Bulimus. 



