HELIX §. 55. 289 



lum, sublabialum, marginibus approximalis. — Diam. maj. Wl-u 

 min. 45, alt. 8 mill. (CoII. Nr. 458.) 



Hdix carsoUcma (Helicogena) Fer. pr. 67. Hist. t. 41. f. 1. 



— — Rossm. VII. p. 6. f. 441. 



— — PMl Sicil. II. p. 104. 



— carseolana Fer. pr. p. 67. 



— serpentina Phil. Sicil. I. j). 128. 



— mitralis iiar. Cantr. Malac. p. 109. 

 Helicogena carseolana Beck inrl. p. .30. 



llabitat in Italia, Sicilia. 



754. H. Reinga Gray. -^^^.2(^.,'\Sq.J^0i. 



T. obtecte perforata , globoso - depressa , solidula , oblique 

 striatula , albida , fascia unica castanea pluribusque lineis auran- 

 liis ornata; spira subelevata; anfr. 5 '/2 convexiusculi, sensim ac- 

 crescentes, ultimus subtus convexus, antice descendens; apertura 

 perobliqua, angusta, subtriangulato-lunaris; perist. breviter ex- 

 pansum, intus albo-Iabiatum, margine columellari strictiusculo, 

 obsolete et obtuse unidentato. — Diam. maj. i5, min. 13, alt. 

 4 mill. (Coll. Nr. 459.) 

 Helix Reinga Gray in sched. (New Zeal. t. I. f. 11. 12. ined.) 



— — Pfr. Symb. HI. p. 73. 



— — Chemn. ed. H. Helix N. 443. t. 73. f. 8. 9. 

 Habitat in Nova Seelandia. 



755. H. Dringi Pfi*. 



T. obtecte perforata, depressa , tenuis, fragilis, supcrne con- 

 fertim plicatula , albida, opaca, lineis pellucidis cingulata; spira 

 subplanulata; anfr. 4)2 vix convexiusculi, ultimus latere subcom- 

 pressus, basi laevigatus, inflatus; apertura lunaris, concolor; 

 perist. expansum , intus subincrassatum, margine columellari bre- 

 viter arcuato, dilatato, reflexo, appresso. — Diam. maj. 13, min. 

 11 , alt. 7/2 mill. (Mus. Cuming.) 



Helix Dringi Pfr. Symb. III. p. 73. 



Habitat in Australia orientali, prope « Torres-Strait » (Dring). 



756. H. calva Lowe.-'-.-^--'-'-.'^>i' >i--v~-'^ 



T. obtecte perforata, globoso-depressa, tenuiuscula, superne 

 costulato-striata , basi laevigata, diaphana, corneo-albida , obsolete 

 et anguste fusco-bifasciata; spira subsemiglobosa ; anfr. 7 vix con- 

 vexiusculi, ultimus antice vix descendens ; apertura lunaris ; perist. 

 tenue, subexpansum, intus albo-labiatum, margine basali plane 

 I. 19 



