111 



Trichodiscus Oajacensis, Koch .... 35 



,, pressulus, Morel 34 



Gruppe Arionta, Leach (?) 35 



Arionta Humboldtiana, Valene. ... 35 



H. Buffoninna, Pfr 35 



„ Nickliniana, Lea 36 



„ Californiensis, Lea ■ 36 



Gruppe Odontura, C. & F 36 



Odontura eximia, Pfr 36 



„ Ghiesbreghti, Nyst 37 



„ sigmoides, Morelet 38 



Gruppe Praticola, nov 38 



Praticola Berlandieriana, Moric. ... 42 



„ flavescens, Wiegm 41 



„ griseola, Pfr 41 



„ Ocampi, nov 38.95 



H. ampla, Pfr. (?) 38 



Helix trypanomphala, Pfr 43 



„ Salvini, Tristram 43 



Gruppe Strobila, Morse 43 



Strobila labyrinthica, Say 43.94 



Helix Strebeli, Pfr 43 



Gruppe Polygyra, Say 45 



Polygyra Ariadnae, Pfr 50 



,, Couloni, Shuttlw 46 



„ helictomphala, Pfr 46.94 



„ implicata, Beck 47.95 



„ oppilata, Morelet 49 



„ plagioglossa, Pfr 45.94 



„ Texasiana, Moric 46.94 



„ acutedentata, W. G. Binney 50 



„ anilis, Gabb 49 



„ Behri, Gabb 50 



„ bicruris, Pfr 50 



„ Chiapensis, Pfr 50 



„ Hindsi, Pfr. . 49 



„ Mooreana, W. G. Binney 50 



„ ventrosula, Pfr 49 



„ Yucatanea, Morel 50 



Gruppe Corasia, Alb. (?) 50 



Corasia Guillarmodi, Sbuttlew 50 



„ bicincta, Pfr 51 



Helix, L. (?) 



„ areolata, Sow 52 



„ Mormonum, Pfr 52 



„ Pandorae, Forbes 52 



„ Remondi, Tryon 52 



„ Bowelli, Newcomb 52 



Pag. 



Heliy Stearnsiana, Gabb 52 



„ Veatcbi, Newcomb 52 



Familie Bucalodiidae 53 



Gattung Coelocentrum, G. & F. . . . 56 



Coelocentrum anomalum, nov 59 



arctispirum, Pfr 58 



clava, Pfr 57.95 



Crosseanum, Pfr 60 



„ Form B 61 



filicosta, Shuttlw. ... 61 



fistulare, Morel 58 



irreguläre, Gabb .... 61 



tomacella, Morel 58 



turris, Pfr 56 



Gattung Eucalodium, C. & F 62 



Eucalodium Blandianum, Pfr 65 



„ „ Form B. 65.95 



„ Boucardi, Salle 70 



„ „ Form B. . . . 71 



,, cereum, nov 72 



„ decollatum, Nyst 64 



„ decurtatum, H. Adams 72 



„ densecostatum, nov. ... 71 



„ Deshayesianum, G. & F. 72 

 „ Edwardsianum, C. & F.69.96 



„ Ghiesbreghti, Pfr 63 



„ „ Form B. 64 



„ grande, Pfr 68 



„ insigne, C. & F 72 



„ Martensii, nov 73.96 



Bul. truncatus, Pfr 73 



Cyl. truneata, Pfr 73 



Mexicanum, Cuming . . 62 



„ Form B.. 63.95 



Moussonianum, C. & F. 67 



Cyl. speciosa, Pfr. non Dkr. . 67 



neglectum, C. & F. . . . 67 



speciosum, Dkr 72 



splendidum, Pfr 69 



Walpoleanum, C. & F. 67 



„ Form B 68 



Familie Oylindrellidae 74 



Gruppe Gongylostoma, Alb 77 



Gruppe Thaumasia, Alb 77 



Gruppe Trachelia, Pfr 77 



Gruppe Callonia, C. & F 77 



Gruppe Mychostoma, Alb 77 



Gruppe Gasta, Alb 77 



