APPENDIX. 



379 



Helix Franklandiensis. Tab. ii. fig. 2. a, b. 



Testa aperte-umbilicata, tumido-depressa, nitidissima, 

 superne radiatim striata, cornea, fasciis angustis transversis 

 distantibus fuhis ; spira angusta ; anfi'actus 5 planiusculi, 

 iiltimus rotundatus, antice vix descendentes ; apertura ro- 

 tundata ; peristoma simplex, vix acutum, rectiun, margine 

 columellari non reflexo. Diam. maj. 26, min. 21, alt, 

 14 mill. (Mus. Brit.) 



This beautiful snail is of a brightly sbining yellowish or 

 greenish horn colovir. The whorls of its spire are small, 

 but the body whorl, wliilst preserving a wide diameter 

 tlu'oughout, gradually increases in trumpet-like manner to 

 the round mouth. It belongs to the same group with H. 

 olivetorum and H, niticla, and is allied to the Austrahan 

 H. ptycomphala. It occiu's about the roots of trees in the 

 Frankland and Lizard Islands. 



Helix iuloidea. Tab. ii. fig. 4. a, b, c, d. 



Testa late et perspective umbihcata, orbicularis, superne 

 depressa seu subconcava, rufo-cornea, regulariter costulata ; 

 anfractus 4| convexiusculi, ultimus tumidus, rotundatus ; 

 apertura lunaris ; peristoma simplex, acutum. Diam. maj. 

 4|, min. 4, alt. 3 mill. (Mus. Brit. & Geol.) 



This curious little snail, resembUng a roUed-up lulus, 

 and reminding us of our own H. rotundata and its allies, 

 was found under a stone at Port Molle. 



Helix inconspicua. Tab. ii. fig. 3. a, b, c. 

 Testa perforata, depresso-convexa, laevigata, nitidiuscula, 

 pallide cornea, basi subcompressa ; anfractus 6, planius- 

 culi ; spira obtusa ; apertm-a lunaris ; peristoma rectum, 

 simplex, margine columellari reflexo : umbihcus minutus, 

 subobtectus. Diam. maj. 8— min. 7— alt. 5 mill. (Mus. 

 Brit.) 



