18/6.] MR. E. A. LIARDET ON FIJIAN LAND-SHELLS. 101 



versely ribbed, last whorl acutely carinated ; beneath slightly convex ; 



striae radiating from the perforation ; aperture oblique and triangular. 



Ilab. Taviuni, Fiji. A scarce shell. (Coll. Liardet.) 



7- Helix clayi, sp. nov. (Plate V. fig. 7.) 



Shell minute, turbinate, minutely perforate, of a golden horny 

 colour ; spire obtuse ; whorls 5, convex, last slightly carinate, very 

 finely, closely, and regularly striated ; beneath smooth and shining ; 

 aperture oblique, roundly lunate. 



Ilab. Taviuni, Fiji. (Coll. Liardet.) 



8. Lamellaria perforata, sp. nov. (Plate V. figs. 8, 8 a.) 



Shell small, acute, polished, dark brown colour ; epidermis thin ; 

 whorls 5|, convex, spirally striate, with a white apertural lamina; 

 aperture oblique, pyriform ; columellar lip white, projecting from the 

 base of the shell, expanding slightly over region of umbilicus ; outer 

 lip impressed and of a deep purple tint. 



This shell is found embedded in the bark of dead logs. 



Note. — The animal has the tips of the eye-pedicels bulbous. 



Hab. Taviuni, Fiji. (Coll. Liardet.) 



9. Diplommatixa taviensis, sp. nov. (Plate V. figs. 9, 9 a.) 



Shell with the penultimate whorl contracted in front, leaving the 

 previous one and lip of the aperture joining regularly costatcd ; lip 

 double ; aperture circular and entire. 



Animal with two tentacles, short and cylindrical, with an active 

 arched motion, as in Helicina. Eyes situated at the base of tenta- 

 cles inside. 



Hab. Taviuni, Fiji. (Coll. Liardet.) 



10. Lagocheilus hispidus, sp. nov. (Plate Y. figs. 10, 10 a.) 



Shell small, bulimiform, hispid, of a brown colour ; whorls 5|, 

 spirally costate ; aperture circular. 

 Very rare. 

 Hab. Gamia, Fiji. (Coll. Liardet.) 



11. Omphalatropis vitiensis, sp. n. (Plate V. figs. 1 1, 1 1 a.) 

 Sheil bulimiform, acute ; colour brown or yellow ; whorls 5, last 



convex, with a keel round the base of the shell encircling the umbi- 

 licus, and terminating in a tongue-shaped process at the base of the 

 aperture ; epidermis thin ; aperture pyriform ; lip thickened. 



Hab. Islets off Taviuni, Fiji. (Coll. Liardet.) 



EXPLANATION OF PLATE V. 



Fig. 1, la, b. Nanina? Caviuniensis. 



2, 'In. Nanina vitrinina. 



3, Nanina ramsayi. 



4, 4«. Helix prina i. 



5, 5a. Helix pinnocki. 



6, Helix bariasi. 



Fig. 7. Helix clayi. 



8, 8a. Lamellaria perforata. 



9, 9a. Diplom/matina taviuniensis. 



10, 10a. Lagocheilus hispidus. 



11. 11a. Omphalotropis vitiensis. 



