which inhabit Jamaica. 171 



Grreatcst breadth 1.08 inch ; least breadth .94 inch. 



A variety, imperforata, is larger, rather less depressed, 

 and without an open umbilicus. It inhabits Swift River 

 liead, in St. George. Another variety, carin^ata, is more 

 sharply and prominently carinated at the periphery. It in- 

 habits the other end of the island, at Belle Isle, in Westmore- 

 land. 



Helix anomala, var. pallescens, is horn colored, some- 

 times with a reddish brown tinge, without a white line on the 

 periphery. The umbilicus is somewhat narrower, and the 

 shell is higher in the last whorl. It inhabits Accompong Town, 

 in the back part of St. Elizabeth. Another variety, convexa, 

 Is remarkably convex on both sides, especially beneath, and 

 has a very narrow umbilicus. It inhabits the borders of Man- 

 chester and St. Elizabeth. 



Helix Bainbridgei, var. pretiosa, differs from the ordinary 

 type of the species in being white, with an exceedingly thin 

 greenish epidermis on the last whorl; the lip is of a very pure 

 snow white color; and the last whorl is larger and higher. 



Helix Buddiaxa. Shell subglobose, obliquely ellipsoidal: 

 white, with a very thin yellowish brown epidermis : with very 

 fine stria; of growth ; some specimens have, on the last whorl, 

 lightly impressed microscopic spiral lines, and rarely its sur- 

 face is microscopically punctulated: spire convex : apex very 

 obtuse : whorls nearly four and one-half, convex, with a 

 rather deep suture : last whorl very large and globose : aper- 

 ture rather large, with a semicircular outline on the right, 

 and a sinuate outline on the left : labrum thin and sharp : 

 labium with a dilated closely appressed deposit: umbilicus 

 wanting. Allied to //. tiinicata and H. munda. Inhabits 

 Westmoreland. 



Greatest breadth .QQ inch ; least breadth .do inch ; height 

 .53 inch. 



