— 98 — 



marginibus in pariete longe separatis, exteriore recto, 

 columellari superne et ad urabilicum reflexiusculo. 

 Diam. maj. 12—14, min. 10—12, alt. 7— 8V2 mm.; 

 apert. lat. 6 — 7, alt. 5 — 6 mm. 

 H. rufescens Schrenk (1867), non Penn. 

 Hab. ad Jenissei adversus Chantojskoj (lat. 68*' 5'), prope 

 Podk. Tunguska (lat 61") et inter Krasnojarsk (lat. 

 56°) et Tomsk, ubique frequenter, Teste clar, Schrenk 

 (sub nomine H. rufesc.) in Sibiria orientali ad Irkutsk 

 et Wilui nee non in regione fluvii Amur, 



Helix (Trichia) Stuxbergi nov. sp. 



Testa perforata vel angustissirae umbilicata, depresso- 

 globosa, rufo-brunnea, fulvescens, nitidula, tenuis, pellu- 

 cescens, dense transverse striata, utrinque densissime 

 pilosa, pilis vel setis in striis transversalibus positis, 

 brevibus , sursum arcuato-depressis ; spira elata ; an- 

 fractus 5 — 5^2' ^^^ forte accrescentes, convexiusculi, 

 sutura profundiuscula separat!, ultimus obsolete obtuse 

 angulatus, medio fascia albida interdum subobsoleta 

 cinctus; apertura rotundato-lunata, peristomate simplici, 

 vel intus juxta marginem late et tenui margaritacea 

 (non tarnen labiata) , marginibus rectis, tantura colu- 

 mellari superne ad perforationem reflexiusculo. Diam, 

 maj. 9, min, 8^/3, alt. 6 mm.; apert. lat. 5, alt, 4 mm. 

 Helix sericea Schrenk (1867) non Drap. 



Hab. in Sibiria frequens ad Jenissei bocis perraultis inter 

 lat. 69" 15' et lat. 61" 55' nee non ad Amur, teste 

 celeb. Sehr. 



Pupa muscorum Müll, var, Lnndströmi nov. 



Testa ovato-cylindrica, obtusa, nitida, brunnea, laevigata; 



anfr, 7, convexi, sat angusti, lente accrescentes, ultimus 



penultimo paullulum altior sed brevior, antice valde 



ascendens, pone aperturam transversim anguste eleva- 



