HELIX §. 21. 22. 109 



cuato-dilatato. — Diam. maj, 12, min. 10, alt. 5 mill. (Coll. com. 

 ile Seckendorff.) 



Helix dierama Pfr. Svmb. III. p. G7. 

 _ _ Chemn- ed. II. Ilelix N. I 47. l 24. f. 19 — 21 . 



Habitat . . . ? 



276. H. chiliensis Miihlfeldt. 



T. miibilicata, globoso-depressa, tenuis, pellucida, fusco- 

 cornea , sub lente rugosa et minutissime granulata ; anfr. 4 con- 

 vexi; umbilicus mediocris, pervius; apertura subcircularis; perist. 

 simplex, acutum , marginibus approxiraatis. — Diam. maj. 4V?, 

 min. 4, alt. 2% mill. (CoU. Nr. 1 42.) 

 Helix chiliensis Mlf. in Ant. Verz. p. 3 6. 

 _ _ pfr. Symb. III. p. 67. 



— — Chemn. ed. II. Helix N. 529. t. 85. f. 16 — 1 9. 



Habitat in Chile. 



§. 22. 



277. H. Busbyi Gray. ';//.-?/■ -iVd/. ■ 



T. late umbilicata, depressa, subdiscoidea, opaca, alba, epi- 

 dermide crassa, glabra, nitida, saturate viridi, peristoma supe- 

 rante, induta; spira plana, subrugosa; anfr. Vji convexiusculi, 

 ultimus glaber, antice deflexus, depressus; umbilicus latus, per- 

 spectivus; apertura oblique lunato-ovalis, intus coerulescens ; 

 perist. simplex, undique inflexum. — Diam. maj. 66, min. 53, 

 alt. 29 mill. (Mus. Brit.) 



Helix Busbyi Gray in Ann. of nat. Iiist. VI. p. 317. 



— — Reeve Conch. syst. II. t. 164. f. 11. 

 Habitat in Nova Seelandia (Dieffenbach). 



278. H. omalomorpha Orbigny. ^ i i,- ; > 

 T. orbiculata, convexa, umbilicata, sublaevigata, diaphana, 

 fulvo-brunnea; spiraobtusa; anjr. 7; aperlura rotunda; labrum 

 tenue. (0.) — Diam. maj. 25, min. 23., alt. 9 mill. ex ic. (Colb 

 Nr. U3?) 



Helix omalomorpha (Helicella) Orb. svnops. p. 5. 



— — Orb. voy. p. 249." t. 27. f. I —3. 



— Fer. hist. t. 69 C. f. I. 



Habitat in provincia Valle grande Boliviae. 



279. H. vitrina Wagner. 



T. late umbilicata, depressa, subdiscoidea ^-^ striatula , 'nitidis- 

 sima, pellucida, corneo-lutescens; spira plana, subexcavata ; anfr. 4 



