LIOTIA. Ill 



L. BELLULA, H. Adams. PL 3G, fig-. 11. 



Widely umbilicated, somewhat solid, whitish, cancellated by dis- 

 tant longitudinal and spiral sculpture, suture crenulated ; whorls 

 Si, tabulate above, the last crenulately, carinate at the periphery and 

 on the base ; umbilicus scalariform, with a marginal crenulated rib, 

 and another interior rib. Diam. 2'5 mill. 



Persian Gulf. 

 L. KiENERi, Phil. PI. 36, fig. 14. 



Planorbiform, encircled b> three distant, sharp ribs on the middle 

 of the last whorl, and smaller ones above and below them, clathrate 

 by distant, sharp radiating ridges, the intersections nodosely spinous, 

 umbilicus very wide, perspective. Diam. 10 mill. 



St. Thomas, W. I. (Swift), Philippines (Cuming). 



Described by Kiener as L. cancellata, preoccuj^ied by Gray. 



L. AKNULATA, Tenison-Woods. PI. 36, fig. 20. 



Planorbiform, opa(}ue white, flattened above, rounded below, with 

 somewhat distant longitudinal lamellse, above and l)elow, otherwise 

 smooth, umbilicus wide. Diam. 1'5 mill. 



Blackman's Bay, Tasmania. 



One of the ring-like lamellae forms the ])eristome. 



Section Arene, H. and A. Adams, 1854. 



L. RADiATA, Kiener. PI. 36, fig. 9. 



Subtrochiform, spire exserted, with deep suture, periphery strongly 

 carinate, with scale-like spines, radiately striate, one or more tuber- 

 culate or shortly spinose cinguli below the periphery ; base gran- 

 ularly concentrically striate, umbilicus large, encircled by two or 

 three granular riblets, white, with radiating red strigations. 



Diam. 12-15 mill. 



West Indies. 



The locality " Indian Seas " given by Kiener, is very questionable. 



L. CRENATA, Kiener. PI. 36, figs. 12, 13. 



Depressed turbinated, spire whorls somewhat exserted, all showing 

 a pair of peripheral keels, which are strongly, or subsi^inosely cren- 

 ulated, whorls encircled by a spiral series of granules above, base 

 smooth, umbilicus moderate, defined by a riblet ; peristome strongly 

 crenately varicose; whitish stained with chestnut. Diam. 15 mill. 



Philiiypines (Cuming). 



