204 EXPLANATION 



Fig. 



29 MELAMPUS PUSILLUS Gmel. 



30 MELAMPUS FLORIDIANUS Shuttl. 



31 Enlarged view of head of HELICINA TROPICA Jan. 



32 CARYCHIUM EXILE Lea, reduced view of aperture from Sill. Journ. 



42 1. c. 



33 ALEXIA MYOSOTIS Drap. 



34 LEUCONIA SAYII Kust., from Chemn. pi. 6, fig. 16. 



PLATE LXXVI. 



1 HELIX ACUTEDENTATA. 



2 " LOISA. 



3 " AREOLATA Sowb. var. from Chemn. pi. 36, fig. 13. 



4 " ARROSA Gould. 



5 " ANACHORETA. 



6 " CULTELLATA Thomson. 



7 " NEWBERRYANA. 



8 PANDORA Forb., from Proc. Zool. Soc. 1850, pi. 9, fig. 3 b. 



9 " DUPETITHOUARSI Desh., from Mag. Zool. 1841, pi. 30. 



10 " LEVIS Pfr., from Chemn. pi. 36, fig. 16. 



11 " AREOLATA Sowb., from Chemn. pi. 36, fig. 10. 



12 " KELLETTI Forb., from Zool. Proc. 1850, pi. 9, fig. 2 b. 



13 " ARBORETORUM Val., from Voy. de la Venus, pi. 1, fig. 3 a. 



PLATE LXXVII. 



1 Enlarged view of epidermis of HELIX BARBIGERA Redfield, from 



N. Y. Lye. vi. pi. 9, fig. 7. 



2 HELIX BARBIGERA Redfield, from N. Y. Lye. vi. fig. 4, 5. 



3 " RCEMERI Pfr. 



4 " ASPERSA Milll. 



5 " DISSIDENS Desh., from Fer. pi. 84, fig. 1. 

 6-7 " MINUTISSIMA Lea much enlarged. 



8 " STRONGYLODES Pfr., from original specimen. 



9 " ASTERISCUS Morse very highly magnified. 



10 " CLARKII Lea twice the natural size. 



11 " COOPERI slightly enlarged. 



12 " PUSTULA Fer., from pi. 50, fig. 1. 



