210 HELICINiE. 



Sub-geu. maoularia, Albers. 



Shell perforate or imperforate, globosely depressed ; whorls 

 rather convex, the last deflexed at the aperture ; peristome 

 acute, labiate, columellar margiu dilated, appressed. 



acceptabilis, Charp. Minoricensis, Mittre. 



Carsolianus, Ferus. muralis, Mull. 



circuraomatus, Ferus. Nebrodensis, Mandr. 



Grohmanni, Phil. Niciensis, Ferus. 



Hispanicus, Partsch. Pacinianus, Phil. 



Isileusis, Villa. scabriculus, Desh. 



marmoratus, Ferus. serpentirms, Ferus. 



Melitensis, Ferus. strigatus, Mull. 



Sub-gen. helicigona, Risso (Chilotrema, Leach. Latomus, Fitz. 



Lenticula, Held.). 



Shell widely umbilicated, lenticular, acutely carinatecl, last 

 whorl deflexed at the aperture ; peristome marginated, the mar- 

 gins confluent, free. 



lapicidus, Linn. 



Sub-gen. camptl^ea, Beck (Cingulifera, Held.). 



Shell widely umbilicated, planospiral, orbiculately depressed ; 

 whorls flattened, the last deflexed at the aperture ; peristome 

 labiate, more or less thickened, columellar margin dilated, often 

 reflexed at the base, rarely covering the umbilicus. 



Alonensis, Ferus. campesinus, Esquer. 



alpinus, Faure-Biguet. Carascalensis, Ferus. 



Armeniacus, Pfeiff. cingulatus, Stud. 



Audouini, D'Orh. corneus, Drap. 



Banaticus, Partsch. cyclolabris, Desh. 



cserulans, Muhlf. denudatus, Rossm. 



