Hfi PULMONATA. 



Helix Balesteriana, Lea, Trans. Am. Phil. Soc. vii. 460. t. 12. 



f. 10. 

 Ai'iophanta Janus, Beck, Ind. 5. 

 Hab. Mount Ophii', Malacca. 



/. Ariophanta nicobarica. 



Shell perforate, sinistral, solid, globular, obliquely striated, 

 chestnut-red, white-zoned at the suture, outline and base ; s])ire 

 short, obtuse ; whorls five and a half, slightly convex, the last 

 descending in front, inflated beneath ; aperture rounded-lunar, 

 concolorous inside ; peristome simple, obtuse, white, columellar 

 margin slightly reflected, almost covei'ing the perforation. Lat. 

 maj. 37, min. 30, alt. 27 mill. 



Helix (Pomatia contrai-ia) nicobarica, Chemn. ix. pt. 1. p. 79- 



t. 108. f. 911, 912. 

 Helix nicobarica. Desk. Guer. Mag. 1839, t. 3. 



Pfr. Mon. Helic. i. 40. 



Chemn. ed. 2, Helix, n. 22. p. 49. t. 6. f. 6, 7. 

 Ai'iophanta nicobarica. Beck, Ind. p. 5. n. /• 

 Hab. Nicobar Islands. 



8. Ariophanta Rumphii. 



Shell perforated, sinistral, orbiculate, keeled, dark cinnamon, 

 white-banded at the keel, nearly level above, irregularly rugosely 

 striated, base convex, striated; whorls five and a half, level; 

 aperture subrhombic, brown inside ; peristome simple, columellar 

 mai'gin passing above into a spreading triangular lamina. Lat. 

 maj. 44, min. 36, alt. 20 mill. 



Helix Rumphii, V. d. Busch in Phil. Icon. i. 1. p. 9. t. 1. f. 2. 



(Nanina?), Pfr. Symb. ii. 20 ; Mon. Helic. i. 76, iii. n. 283. 



Chemn. ed. 2, Helix, n. 60. t. 11. f. 7-9. 



Reeve, Icon. n. 480. t. 88. 

 Nanina Rumphii, Mouss. Jav. Moll. 18. t. 1. f. 2. 

 Nanina (Ariophanta) Rumphii, Albers, Helic. 62. 

 Hab. Java. 



9. Ariophanta Cysis. 



Shell narrowly and deeply umbilicated, sinistral, depressed- 

 globular, rather thin, sculptured with oblique fold-like striae, 

 brownish honi-coloured ; spire convex, with the apex flattened ; 

 whorls four, convex, enlarging rapidly, the last inflated, obso- 

 letely keeled at first, then rounded, shortly descendmg anteriorly, 

 turgid ])eneath ; aperture oblique, large, lunate, rather ovate ; 

 peristome simple, sharp, with convergent margins, outer and 



