30 HELIX §. 14. 13. 



niasculus; apcrtura obliqua , rolundalo-Iunaris , intus nitida; 

 perist. simplex, rectum, marginibus vix convergentibus, basali 

 strictiusculo, columellari deciivi, juxta umbilicum anguslissimum, 

 pervium brevitcr reflexo. — Diam. maj. 8, min. 7, alt. iy^ mill. 

 (Mus. Cuming. et Coll. Nr. 79.) 



Helix Ophelia Pfr. in Proc. Zool. Soc. 1854. p. 146. 



— — Reeve Conch. ic. n. 13 45. t. 191. 



— — (Trochomorpha) Pfr. Vors. p. 132. 

 Habitat in Australia. 



180. H. fatua Pfr. 



T. perforata, turbinata, tenuiuscula, irregulariter striatula, 

 vix nitidula, fulva; spira conoidea, aculiuscula; anfr. 5 — Sy^ 

 modice convexi, ultimus non descendens, peripheria subcari- 

 natus, basi convexiusculus; apertura parum obliqua, lunaris; 

 perist. simplex, rectum, margine columellari substricte de- 

 clivi. — Diam. maj. 5, min. 4^^, alt. 2^3 mill. (Coll. Nr. 80.) 



Helix fatua Pfr. in Proc. Zool. Soc. 1857. p. 107. 

 Habitat in Nova Seelandia. 



181. H. fragilis Hutton. f 



«Testa conoideo-depressa; anfr. ultimus ventricosus, peri- 

 pheria leviter angulatus; basis columellac angulata. » (Bens.) 

 Helix' fragilis Hntt., Pfr. Mon. I. p. 48. 



— — Bens. in Ann. and Mag. 2 d. scr. II. p. 1G3. 

 Nanina fragilis Gray Cat. Pulm. p. 76. 



Habitat Kirmalliah prope Neemuch, nec in Himalaya (Benson). 



§. 15. 



182. Brookei Ad. et Rv. (Coll. 81. — Rv. n. 377. 

 t. 73. — Ch. ed. nov. III. p. 350. — H. gigas 

 Pfr. — Nanina Brookei Graij Cai.Pulm.p. ^2i. — 

 Rhyssota Ad. Gen. p. 223. — Pfr. Vers. p. 12 I ..) . . Mon. III. p. 52. 



183. H. saccata Pfr. 



T. sinistrorsa, perforata, turbinato-depressa, tenuissima, 

 oblique striatula et lineis spiralibus confertis minute decussata, 

 vix nitidula, pellucida, rubello-cornea; spira subturbinata, apice 

 acutiusculo; sulura impressa, anguste marginata; anfr. 4^2 vix 

 convexiusculi, ccleriter accrcscentes, ultimus non descendens, 

 compresse carinatus, supra carinam oblique rugosus, basi con- 

 vexus, antice saccatus; apertura diagonalis, contracta, sub- 

 angulato-Iunaris; perist. simplex, rcctum, marginibus subcon- 

 vergentibus, basali perarcuato, juxta perforationem non per- 



