12 



Zonites crystallinus 



Zonites crystallinus, var. complanata 



Zonites fiilvus 



Zonites fulvus, var. Mortoni 



Genus 4. HELIX. 

 Helix lamellata 

 Helix aculeata 

 Helix aculeata, var. albida 

 Helix pomatia 

 Helix pomatia, var, albida 

 Helix aspersa 



Helix aspersa, var. I albo-fasciata 

 Helix aspersa, var. 2 exalbida 

 Helix aspersa, var. 3 conoidea 

 Helix aspersa, var. 4 tenuis 

 Helix nemoralis 



Helix nemoralis, var. I hortensis 

 Helix nemoralis, var, 2 hybrida 

 Helix nemoralis, var. 3 major 

 Helix nemoralis, var. 4 minor 

 Helix arbustorum 

 Helix arbustorum, var. I flavescens 

 Helix arbustorum, var. 2 major 

 Helix arbustorum, var. 3 alpestris 

 Helix arbustorum, var. 4 fusca 

 Helix arbustorum, var. 5 alba 

 Helix Cantiana 

 Helix Cartusiana 

 Helix Cartusiana, var. rufilabris 

 Helix rufescens 

 Helix rufescens, var. i albida 



