HU. 
IDiagnoses 
specierum collectionis novarum vel minus 
cognitarum. 
CV. I. p. 86.) 
72. Vitrina pellicula (Helicolimax) Fér. pr. p. 21. t. 9 
A. f 5—*7. — Hel fuscescens Wood t. 34. f. 133.? —  Micro- 
cystes pellicula Beck p. 2.? — T. imperforata, depresso - globosa, 
tenuissima, pellucida, epidermide virenti-cornea induía; spira vix 
elata; anfr. 3!/, rapide crescentibus; apertura magna, lunato-ellip- 
(ica; perist. simplice. 
Diam. longitud. 16, transversus 12 mill Altit. 10 mill. — 
Prom. bon. spei. 
73. Nanmima bistrialis Beck p. 2. — H. exilis Ch. IX. 
1149. Fér. t. 92. f. 1. — Nanina exilis Gray. — Mel. diaphana 
Lea Phil. tr. 1834. XIX. 65. — Nec Hel. exilis Müll. — T. glo- 
boso-depressa, perforata, tenui, fragili, subtilissime striata, striis 
confertis obsoletis sub lente decussafa, pallide cornea, lineis 2 
rufis cincta; spira vix convexa; amfr. 4 subplanulatis: apertura 
magna, lunato-ellipticas perist. simplice, margine columellari re- 
curvato. 
Diam. 31, altit. 16 mill. — Rat. anfr. — 1 : 2. — Pondichery. 
74. Helix bataviana v. d. Busch. — Nanina? — T. de- 
presso-globosa, perforata, tenui, obtuse carinata, superne cinna- 
momea, oblique confertim costulata, subtus castanea, striata, 
2 
