4 



b. sylvaticus, Moq. 



c. filans, Hoy. 



d. nigrescens, Colb. 



e. punctatus, Picard. 



f. niger, Butter ell, 



g. nigricans, Wst. 



h. lilacinus, Mo</. 



i. albidus, Picard. 

 k. albus, C&//. 



1. reticulatus, Mo</. 



m. tristis, Mot/. 



n. obscurus, Moq. 



o. rufescens, L. and P, 



p. submaculatus, Wilms. 



q. griseus, Ckll. 



10 loevis, Miill. — 21. 



b. maculatus, C£//. 



Amalia, Mo#. 



11 gagates, Drap. — 18. 



b. plumbea, Moq. 



c. oiivacea, Moq. 



d. rava, Wilms. 



12 marginata, "Mull.," Drap. 



—24. 



b. rustica, MYW. 



c. nigrescens, Roeb. ms., 

 Ckll. 



d. fuscocarinata, Ckll. 



e. bicolor, Ckll. 



f. sowerbyi, i^r. 



Hyalina, Fer. 



13 draparnaldi, Btfo£. — 3. 



b. albinos, Moq. 



c. maculosa, Ckll. 



14 cellaria, Af«7/. — 66. 



b. complanata, 



c. compacta, Jeff. 



d. albinos, Moq. 



e. albida, J^". 



15 glabra, Stud.— 23. 



b. viridans, C£//. 



c. bicolor, C£//. 



16 alliaria, Miller. — 54. 



c. viridula, Jeff. 



17 petronella, Charp. — 1. 



18 nitidula, Drap. — 66. 



b. helmii, Aid. 



c. nitens, Mich. 



d. fasciata, Ckll. 



19 pura, Aid. —41. 



a. lenticula, Held. 



b. margaritacea, Jeff. 



20 radiatula, Aid. — 32. 



b. viridescenti-alba, Jeff. 



21 nitida, Miill. — 24. 



b. albinos, Moq. 



c. viridescens, Wst. 



22 excavata, Bean. — 21. 



b. vitrina, Fer. 



23 contracta, Wst. — 1. 



24 crystallina, Mull. — 48. 



b. complanata, Jeff. 

 Su.bg. ' Conulus, Fitz. 



25 fulva, Miill.— 45. 



b. mortoni, Jeff. 



c. alderi, Gray. 



d. viridula, Taylor. 



Vitrina, Drap. 



26 pellucida, Miill. — 50, 



b. depressiuscula, Jeff. 



c. dillwynii, Jeff. 



d. virides, Brown. 



HELICID^. 



Arion, Fer. 



Subg. Lochea, Moq. 



