BY JAMES C. COX, M.D., F.L.S. 1063 



7. Helix (Geotrochus) Yulensis, Brazier. 



(Plate XXI. Figs. 5-6). 

 Originally described in Proc. Linn. Soc. N.S. Wales, Vol. I. 

 p. 105, 1875-6. 



Illustration of .shell only. 



8. BuLiMUS Macparlandi, Brazier. 



(Plate XXI. Fig. 7). 



Originally described in Proc. Linn. Soc. N.S. Wales, Vol. I. 

 p. 4, 1875-6. 



Bulinius Macfarlandi, Brazier, not of Brug as in Pfeiffer's 

 Nomenclator Heliceorum, 1881, in index where the name is also 

 spelt incorrectly " MacFarlandir It is the same species as is 

 erroneously named B. MacFarlanei, Cox, in Patel's Cat. p. 98. 



Figure given of shell only. 



9. VlTRINA SUPERBA, CoX. 



(Plate XXI. Figs. 8-9). 

 Originally described in P. Z. S. Loud., 1871, p. 54, but was not 

 figured. 



Figure of shell only. 



10. Helix (Geotrochus) Chapmani, Cox. 



Originally desciibed in Proc. Linn. Soc. N.S. Wales, Vol. IV, 

 p. 115, where only an outline figure was given of it. 

 Illustration given of shell only. 



11. Cochlostyla Hindei, n.sp. 



(Plate XXI. Figs. 1-2). 

 Shell rather thin, semi-translucent, pyramidally ovate, non umbi- 

 licated: wIku-Is six and a half to seven, the first ventricose, the 

 second less so, the remainder almost flat in the centre but made 

 to appear convex by being contracted towards the sutural junction ; 

 they are white and are covered with a thin membranous 

 epidermis of a brownish-yellow or light chestnut colour, 'which 



