144 IIELIX t^. 26. 



dus; apcrlura rotundato-Iunata ; perist. subsimplex, intus lenue 

 inarginaluin, — Diam. 8'". (Kr.) 



Helix aristala Kryn. in Bnli. Mosc. IX. p. 170. 

 Habitat in Caucaso. 



Obs. Spocies ex 1 specimine spira desUlulo descripla , quoad supor- 

 licieni, formam externam el umljilicum ad H. strigellam accedeus, testa aspora, 

 granulis parce dislribulis et tota superficic, uti vidotur, arislis brovibus, ritji- 

 dis, rectis lecla , diversa. (Kr. ) 



371. H. umbrosa Partsch. 



T. umbilicata, suborbiculalo-depressa, obtuse carinata, tenuis, 

 pellucida, cornea vel albido-lutescens, subtilissime granulata; 

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

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

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

 maj. 13, min. 11 , alt. 6 '/2 mill. (Coll. Nr. 203.) 

 Helix iimbrosa Partsch in Mus. Cacs. 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. (tcste Beck.) 

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

 Brachjbaena wnbrosa Beck ind. p. 20. 

 Fruticicola umbrosa Held in Isis 1 837. p. 914. 



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

 (Berchtesgaden!), Saxonia (Tharand: Rm.), Carinlhia, 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 niill. 

 (CoU. Nr. 204.) 



Helix flavida Zgl. Mus. Rossm. X. p. 13. f. 610. 



— — Phil. Sicil. II. p. 106. 



— — Chemn. ed. U. Helix N. 63 1 . t. 9 8. f. 1 — 1 2 . 



— fkivescens Parr. in sched. 



— striohita Phil. Sicil. I. p. 120. Ncc C. Pfr. 



Ilabitat in Siciha, in monte Pellegrino pi^ope Panormum (Phil.). 



$ 



373. H. bifrons Lowc. 



T. umbilicata , orbiculato-convexiuscula , subcarinata , tenuis, 

 nitida, concolor corneo- virescens, infra laeviuscula, obsolete 

 striata, supra coslulato-striata ; spira vixelevata; sutura distincta, 

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



