986 
Alt. 18, diam. 6,5 mm. 
Buliminus perrieri Ancey, in: Bull. Soc. malac. France 1884 p. 390. — Wester- 
lund Fauna palaearct. Binnenconch. III p. 74. 
Aufenthalt im westlichen Tibet. 
69. Buliminus (Rhachis) petersi Pfeiffer, 
Testa umbilicata, ovato-conica, solidula, confertim plicato-striata, parum nitida, griseo 
et pallide corneo variegata. Spira elongate conica, apice saturate cornea, obtusa. An- 
fractus 6*^/2 convexi, ultimus vix striatulus, longitudinis aequans, basi juxta umbilicum 
mediocrem, conicum subcompressus. Apertura vix obliqua, oblonga ; peristoma simplex, 
rectum, margine dexfcro leviter arcuato, columellari dilatato, patente. 
Alt. 12,5, diam. 6, alt. apert. 5,5, lat. 3 mm. 
Bulimus petersi L. Pfeiffer, in: P. zool. Soc. London 1855 p. 97; Monogr. 
Helic. viv. v. 4 p. 496; (Rhachis) Versuch, in: Malak. Bl. 1855 
V. 2 p. 161; Nomenclator p. 285. — (Rh.) Martens, in: Albers, 
Heliceen ed. 2 p. 231 ; Malak. Bl. 1859 v. 6 p. 213. 
Aufenthalt in Mozambique. 
70. Buliminus (Subzebrinus) potaninianus Ancey. 
T. compresse proforata, ovali-oblonga, polita, fere striata, griseo-cornea, passim nebu- 
loso-substrigata, superne laevigata, cornea, concolor, prope aperturam carneo-lutescens. An- 
fractus 7 convexiusculi, regulariter crescentes, sutura mediocriter impressa subobliqua sepa- 
rati, primi diametro paulatim aecrescentes, duo Ultimi subaequales, ultimus antice sat longe 
subascendens, ad aperturam (dextrorsum conspicue accedenteru) dilatatus, inferne saccatus, 
convexus, superne leviter planulatus. Apertura vix obliqua, fere verticalis, ovali-subemar- 
ginata, intus pallide corneo-lutescens, sat magna, externe bene arcuata; columella longe sed 
parum concaviuscula. Peristoma candido-calloso incrassatum, nitidum, undique expanso- 
reflexum, ad columellam magis dilatatum, marginibus approximatis, callo nitido valido albido, 
prope insertionera validiore, conjunctis. 
Alt. 16,5, diam. 8,5, alt. apert. ext. 6,5, diam. 5,5 mm. 
Buliminus potaninianus Ancey, in: Bull. Soc. malac. France 1886 v. 3 
p. 44. — Westerlund Fauna palaearct. Binnenconch. III p. 70; 
Synops. Moll, extram. palaearct. I p. 25. 
Aufenthalt im Russischen Turkestan. 
