520 MR.G.F.ANGAS ON SOUTH AUSTRALIAN LAND-SHELLS. [DeC. 8, 



1. Helix (Xanthomelan) perinflata, Pfr. 



An interesting species belonging to a North Australian group, of 

 wbich H. pachystyla is the type. The single specimen in my col- 

 lection was obtained at the McDonnell Ranges, in the far north of 

 the colony, by my friend Mr. Waterhouse, who accompanied Stuart's 

 expedition. 



2. Helix (Hadra) lorioliana, Crosse. 



This is the largest South Australian species yet discovered. It is 

 an elegant shell, with a somewhat effuse aperture, of a yellowish 

 horn-colour, banded with orange-brown. 



From the ravines of the western slopes of Fhnders Range, near 

 the head of Spencer's Gulf. 



3. Helix (Hadra) angasiana, Pfr. 



In form more globular than H. lorioliana, deeply umbilicated, and 

 with the aperture smaller, and the outer lip thickened and reflexed. 

 The style of colouring is very similar to the preceding. 



Found under " salt-bushes" on the plains at Arrowie, near liake 

 Torrens. 



4. Helix (Hadra) cassandra, Pfr. 



A delicate pale-brown and whitish-banded species, somewhat de- 

 pressed in form, with the outer lip but slightly reHexed. 



From bushy patches amongst the sandstone-cliffs on the banks of 

 the Lower Murray River. 



5. Helix (Hadra) lincolniensis, Pfr. 



A rich-purplish, vinous-brown, somewhat depressed species, with 

 the outer lip rather thin. 



From under logs and bushes at Port Lincoln. 



■"o" 



6. Helix (Hadra) evandaleana, Pfr, 



An interesting species, with the whorls keeled at the periphery, of 

 a rugose character, with a large umbilicus, and of a peculiar siuff- 

 brown colour. 



Found under dead logs at Evandale. 



7. Helix (Hadra) stutchburyi, Pfr. 



A somewhat thin, pale straw-coloured shell with a faint band ; 

 intermediate between H. cassandra and H. gilberti of New South 

 "Wales. 



From the scrubs near Port Elliott. 



8. Helix (Hadra) patruelis. Ad. & Aug., n. s. 



H. testa depresso-conoidali, late et profunde umbilicata, rvfa, 

 fascia pallida transversa prope suturas ornata ; spira valde 

 depressa; anfractibus 5, convexinsculis, rvgoso-granulosis, ad 

 suturas corrugatis, anfractu ultimo ad perijpheriam 6ubangu- 



