206 EDGAE A. SMITH. 



reflexed over the umbilical reg'ion, where there is the slightest 

 chink. 



Height 10, diam. of base 9 nun. 



Hab. — Isezela, Natal (Mrs. Crossley) ; Port Shepstone 

 (H. Burnup). 



Only two specimens have been examined, but they are quite 

 distinct from any other South African form. 



Cyclostrema pellucida n. sp. PI. A II, figs. 18-18 ^. 



Testa parva, orbicularis, dejjressa, aperte perspective unibili- 

 cata, hyalino-alba, nitida, carinata ; spira depressa, ad apiccni 

 obtusa, supra anfr. ultimum loviter elata ; anfractus 4|, 

 superiores duo la3ves, convexi, ultimus tricariiiatus, carinis 

 conspicuis, una superiori, secunda peripheriali, teitia duplice, 

 umbilicum cingente, inter carinas convexiusculus ; apertura 

 subcircularis ; peristomium tenue, marginibus hand continuis, 

 sed callo tenui junctis, columellari ad insertionem levissime 

 reflexo. 



Diam. maj. 3'5 mm., alt. 12. 



Hab. — Port Shepstone, Natal (II. Burnup). 



There is another smaller keel above that upon the upper 

 surface of the body-whorl, but it only extends from the 

 peristome about half-way round tlie volutiou. The keel 

 around the umbilicus may be described as double, or it may 

 be said that there are two fine keels side by side. 



Haliotis (Padollus) queketti n. sp. PI. VlII, figs. l-lo.. 



Shell ovate-depressed, with the raised ridge parallel to the 

 row of holes only slightly raised ; the upper surface exhibiting 

 numerous spiral lira?, minutely squamose through the close 

 elevated lines of growth ; holes rather prominent, four open ; 

 space between the holes and the outer margin concave or 

 channelled, brownish white, with radiating blood-red streaks, 

 nai'row at the suture and gradually widening outwards ; left 

 outer edge crossed by oblique, alternating, dark olive, and 

 pale stripes ; interior beautifully iridescent, ridged and 



