192 HELIX §. 39. 



Helix undata Lam. ed. Dh. 146. p. 96. 



— — Chemn. ed. II. Helix N. 593. t. 93. f. 3. 4. 



— corrugata Solander mss. (Lowe.) 



— Groviana (Helicogena) Fer. pr. 276. Hist. t. 46 A. f. 1. 



— scabra Wood suppl. t. 8. f. 62. 

 Otala Groviana Beck ind. p. 36. 



Habitat in insula Madera. 



b s. Speclmina juniora umbilicata sunt. 



496. H. Phillipii Gray. ■■-■■^/':\'y''y' -r''"' 

 f./f. /h, i 00, Jf,/oix . 

 T. iinperforata, subgloboso-depressa , tenuis, leviter rugata, 

 nitida, pallide cornea, pellucida, maculis viridibus irregulariter 

 aspersa; spira parum elevata, obtusa; anfr. 5 planiusculi, ultimus 

 basi convexiusculus, medio fascia angusta, alba ornatus; columella 

 intrans, breviter arcuata, subincrassata; apertura lunaris; perist. 

 tenue, rectum. — Diam. maj. 17, min. 15, alt. 10 milL (Spec. 

 Mus. Britt.) — Axis 5, diam. 8 lin. (Gray. ) 



Uelix Phillipii Gray in Proc. Zool. Soc. 1834. p. 65. 



— — Miill. synops. p. 7. 



Habitat in insula Phillip oceani pacifici, ubi legit Cunningham. 



497. H. nivosa Sowerby. '■ 



T. imperforata, globulosa, tenuis, irregulariter pallide rugoso- 

 costulata, luteo-fulvesceus, fusco interrupte fasciata; spira conoi- 

 dea; anfr. 5 convexi, ultimus antice arcuatim deflexus; apertura 

 subcircularis ; perist. simplex, marginibus subcontiguis , callo 

 tenui junctis, supero obtusiusculo, columellari dilatato, roseo. — 

 Diam. maj. 16, min. 14^3, alt. 12 milL (CoIL Nr. 292.) 



Helix nivosa Sow. in Zool. Journ. I. p. 56. t. 3. f. 3. 



— — Chemn. ed. IL Helix N. 32. t. 7. f. 7. 8. 



— exalbida TFooo? suppl. t. 8. f. 81. 



— phlebophora Lowe Faun. Mader. p. 41. t. 5. f. 6. 



— — Lam. ed. Dh. 147. p. 96. 

 Pomatia nivosa Beck ind. p. 44. 



Habitat in insula Portosancto. 



Obs. Huc aptius collocanda H. diapliana Lam. Yide Nr. 732. 



498. H. mvi (Nanina?) Gray. 



T. imperforata, turbinata, alba, tenuis, oblique confertim 

 striata , strigis brevibus , irregularibus , obliquis , purpureo-brun- 

 neis ornata; spira subconica,"obtusa; anfr. 6 planiusculi, ultimus 

 rolundatus, basi convexus, albus, laevigatus; apertura lata, lu- 



