144 HELIX §. 26. 



dus; apertura rotundalo-lunata ; porist. subsimplex, intus tenue 

 marginatum. — Diam. 8'". (Kr. ) 



Helix aristata Kryn. in Bull. Mosc. IX. p. i79. 

 Habitat in Caucaso. 



Obs. Species ex 1 specimine spira deslilulo descripla, quoad super- 

 ficiem, formam externam et umbilicum ad H. slrigellam accedens, tesla aspera, 

 granulis parce distribulis et tota superficie, uti videtur, arislis brevibus, rigi- 

 dis, reclis tecta , diversa. (Kr.) 



371. H. umbrosa Partsch. 



T. umbilicata, suborbiculato-depressa, obtuse carinatc), te"nuis, 

 pellucida, cornea vel albido-lutescens, subtilissime granulata; 

 anfr. 5 convexiusculi, ultimus vix deflcxus; umbilicus infundibuli- 

 formis; apertura transverse ovalis; perist. intus tenuissime labia- 

 tum, simplex, expansum, marginibus approximatis. — Diam. 

 maj. 13, min. 11, alt. 6^2 mill. (Goll. Nr. 203.) 

 Helix umhrosa Partsch in Mus. Gaes. Vindob. 

 _ _ C. pfr. III. p. 27. t. 6. f. 7. 



— — Rossm. I. p. 64. f. 13. VII. p. 1. f. 424. 25. 



— — Chemn. ed. II. Helix N. 86. t. 16. f. 9 — 12. ; 



— concinna a Jeffr. (teste Beck.) 

 Helicella umbrosa Fitzing. syst. Verz. p. 95. 

 Bradybaena umbrosa Beck ind. p. 20. 

 Fruticicola umbrosa Held in Isis 1 837. p. 91 4. 



Habitat in Austria (circa Vindobonam et Salisburgiam ! ) , Bavaria 

 (Berchtesgaden!), Saxonia (Tharand: Rm.),"Carinthia, Styria. 



372. H. flavida Ziegler. 



T. aperte umbilicata, depressa, suborbiculata , arctispira, 

 flavida, eleganter striato-costulata ; anfr. 6 convexi, lente accres- 

 centes; apertura subverticalis , lunaris; perist. rectum, acutum, 

 intus levissime callosum. — Diam. maj. 10, min. 9, alt. 5/2 mill. 

 (Coll. Nr. 204.) 



Helix flavida Zgl. Mus. Bossm. X. p. 1 3. f. 61 0. 



— — Phil. Sicll. II. p. 106. 



— — Cheinn. ed. II. Helix N. 6 3 1 . t. 9 8 . f. 1 — 1 2 . 



— flavescens Parr. in sched. 



— striolata Phil. Sicil. I. p. 129. -Nec C. Pfr. 



Habitat in Siciha, in monte Pellegiino prope Panormum (Phil.). 



373. H. bifrons Lowe. ^ ,. , 



T. umbilicata, orbiculato-convexiuscuIa,'^ub'carinata, tenuis, 

 nitida, concolor corneo- virescens, infra laeviuscula, obsolete 

 striata, supra costulato-stiiata ; spira vixelevata; sutura distincta, 

 impressa; anfr. 7 — 8 lente accrescentes, ultimus basi convexus; 



