246 HELIX §. 83. 



paruni nitida, corneo-alba, fascia lata fuscula superne et altera 

 angusta rufa infra medium ornata; spira plana; sutura im- 

 pressa; anfr. 4 parum convexi, ultimus depressus, antice bre- 

 viter descendens, pone aperturam turgidus, basi planiusculus; 

 umbilicus mediocris (V^ diametri subaequans), conicus; aper- 

 tura perobliqua, lunato-subcircularis; perist. simplex, margini- 

 bus conniventibus, supero brevissime expanso, basali breviter 

 reflexo, ad columellam in laminam triangularem, patentem di- 

 latato. — Diam. maj. I8V2, min. 15, alt. 6^2 mill. (Mus. 

 Scheepmaker.) 



Helix Moluccensis Pfr. \n Zeitschr. f. Malak. 1850. p. 84. 



— — Chemn. ed. II. Heiix N. 874. t. 135. f. 10. H. 



Habitat in insuhs Moluccis. 



Obs. Nonne praecedenti nimis affinis? 



1444. torticollis Guill. f Mon. I. p. 388 



1445. guttata Guill. ^ - -- 388. 



1416. H. zebra Pfr. 



T. umbihcata, depressa, tenuiuscula, corneo-fusca, pehu- 

 cida, strigis fulguratis, opacis, lacteis, irregulariter confluen- 

 tibus picta; spira plana, medio impressa; anfr. 4^^ convexi- 

 uscuh, ultimus magnus, rotundatus, antice deflexus et sub- 

 constrictus, basi pallide corneus, pone aperturam subcanali- 

 culatus; umbihcus mediocris (vix Vg diametri aequans); aper- 

 tura obhqua, lunato-circularis; perist. simplex, marginibus 

 conniventibus, supero expanso, basali breviter reflexo. — Diam. 

 maj. 20, min. 16, alt. 8 mill. (Mus. Scheepmaker.) 

 Helix zebra Pfr, in Zeitschr. f. Malak. 1850. p. 83. 



— — Reeve Conch. ic N. 499. t. 92. 



_ _ Chemn. ed. K. Helix N. 87 5. t. 135. f. 16—18. 



— zonaria var. Fer. hist. t. 73. f. 5? 

 Habitat in insuhs Moiuccis? 



Obs. An forte = H. guttata Guill. (nec Oliv.)? 



1447. H. margaritis Pfr. 



T. umbihcata, depressa, ambitu auriformis, subtilissime 

 striatula, nitida, alba, castaneo-bifasciata; spira plana, medio 

 impressa; anfr. vix 4 pianiusculi, ultimus antice vix descen- 

 dens, pone aperturam transverse subcarinatus, basi convexus, 

 unicolor, sensim in umbilicum mediocrem attenuatus, pone 

 pcrist. subconstrictus; apertura parum obliqua, rotundato-lu- 

 naris; perist. simplex, marginibus vix convergentibus, supero 



