122 THE PROCEEDINGS OF THE LINNEAN SOCIETY 



This species differs from Helix Brumeriensis (Forbes) from the 

 same island, by the centre being sharply keeled, the keel being 

 contiguous to the suture ; also by the pinkish rays aiid spots that 

 are scattered over the whole surface. 



The specimen in the Australian Museum in its great diam. is 

 16^ lines ; least, 12 J lines ; alt., 10 lines. 



I take this opportunity of altering the specific name of a 

 species previously described by me in these " Proceedings. ' 

 Ctclophorus (Ditropis) Macleayi. 



Cychphorus (Ditropis) Beddomei, Brazier, Proc. Linn. Soc. 

 N.S.W., 1876, p. 113, 129. 



There being a Cyclophurus Beddomei (Ditropis) described by 

 W. F. Blanford in the Journal As. Soc, Beng., Contrib. to Ind,, 

 Malac, 1869, name changed as above. 



exhibits. 



Dr. J. C. Cox exhibited specimens of a new species of Leda 

 and dead shells of Trigouia Strangei, dredged in Port Jackson. 



Also specimens of Asperglllum (Humphrisia) occurring in 

 association with Clavigella, the former of these being found 

 rooted in course sand and on rock. 



Mr. Masters exhibited the specimens referred to in his paper 

 on Bruchigavia ; also a specimen of the gigantic Petrel (Ossifraga 

 gigantea), captured at the Sydney Heads, 



Mr. Ramsay exhibited specimens of Poephila, showing the 

 variation of colour in adults, the black being replaced with 

 bright yellow instead of crimson ; also a specimen of Br achy soma 

 triste. 



Mr. Macleay exhibited the two species of Tiaris described in 

 his paper. 



