IV. 
No. 4. Published September, 1890. 
Pages 77-88. Plate xi. 
On a New Species of Petaurides from the Bellenden-Ker Range, 
N.E. Queensland. By Dr. E. P. Ramsay 
On Parmella Etheridgei, Brazier. By C. Hedley, F.L.S., Zoologist, 
Queensland Museum, Brisbane. (Communicated by J. Brazier) 
Description of Vermicella Bertholdi. By J. Douglas Ogilby 
Description of a New Tetrodon from New South Wales. By J. 
Douglas Ogilby 
On a Fresh-water Alga at West Maitland Waterworks. By T. 
Whitelegge ... 
Specimens obtained on a Dredging Trip in Port Jackson, Saturday, 
30th May, 1890 
No. 5. Published 21st November, 1890, 
Pages 89-104. 
Report on a Zoological Collection from British New Guinea : — 
Part I. Reptiles, Batraeliians, and Fishes. By J. Douglas 
Ogilby ... ... ... 
Part II. Coleoptera (Cicindelidcc, Carabidce , and Buprestidcc). 
By Thomas G. Sloane 
No. 6. Published March, 1891. 
Pages 105-124. Plates xii.-xvii. 
On a New Species of Pteropine Bat from the New Britain Group. 
By E. P. Ramsay 
Notes on the Disappearance — Total or Partial — of Certain Species 
of Birds in the Lower Lachlan District. By K. R. Bennett... 
Description of a New Fish from Lord Howe Island. By J. Douglas 
Ogilby 
Supplement to the Catalogue of “Nests and Eggs of Birds found 
breeding in Australia and Tasmania.” By A. J. North 
Notes on new and little known Australian Madroporacea;. By 
W. Saville-Rent, F.L.S., F.Z.S., Commissioner of Fisheries, 
Queensland ... 
No. 7. Published 30th June, 1891. 
Pages 125-148. Plates xviii.-xxii. 
Further Descriptions of Upper Silurian Fossils from the Lily dale 
Limestone, Upper Yarra District, Victoria. By R. Etheridge, 
Junr 
A much-thickened variety of Bulimus bivaricosus , Gaskoin, from 
Lord Howe Island. By R. Etheridge, Junr. ... 
The Land and Fresh-water Shells of Lord Howe Island. By C. 
Hedley 
On the Organism Discolouring the Waters of Port Jackson. By 
Thomas Whitelegge... 
Note on the Nidification of Plot us novce-hollandice , Gould. By 
A. J. North 
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