PROCEEDINGS, 1918, PARTS. 



CONTENTS. 



PAGES 



Mesozoic Irisectsof Queensland. No. 3.. Oc?ontti!a and Protodonata. 

 By R. J. Till YARD, M.A., D,Sc., F.L.S., F.E.S., Linnean 

 Macleay Fellow of the Society in Zoologj''. (Plates xliA'.-xlv., 

 and Text-figures 11-16) 417-436 



The Carboniferous Trilobites of Australia. Bj^ John ^Mitchell, 

 late Principal, Technical College at Newcastle, N.S.W. 

 (Plates xlvi,-liii.) 437-494 



New and rare Freshwater Algie. By G. I. Playfaik, late Science 

 Research Scholar of the University of Sydney. (Plates liv.- 

 Iviii., and eleven Text-figures) ... ... ... ... ... 497-543 



The Mosses of North Queensland. By Dr. V. F. Brotherus and 



the Rev. W. Walter Watts 544-567 



Mesozoic Insects of Queensland. No. 4. HtmijMra Heitroptera : 

 the Family DiinstajiUda'. With a Note on the Origin of the 

 Heteroptera. By R. J. Tillyard, M.A., D.Sc, F.L.S., 

 F.E.S., Linnean Macleay Fellow of the Society in Zoology. 

 (Plate lix., and Text-figures 17-22) ' 568-592 



The Geology and Petrology of the Great Serpentine Belt of New 

 South Wales. Part viii. The Extent ion- of the Great Serpen- 

 tine Belt from the Nundle District to the Coast. By W. N. 

 Benson, B.A., D.Sc, F.G.S., Professor of Geology and Min- 

 eralogy in the University of Otago, N.Z., late Linnean Mac- 

 leay Fellow of the Societj' in Geology. (One Text-figure) ,.. -593-599 



The Stems of Climbing Plants. By John Shirley, D.Sc, and 



C.A.Lambert. (Plates Ix.-lxvi.) 600-609 



The Relation between the Fat-Content and tlie Electrical Con- 

 dulfetivity of Milk. By H. S. Halcro Wardlaw, D.Sc, 

 Linnean Maeleaj' Fellow of the Society in Physiology ... 613-625 



The Panorpoid Complex. Part 2. The'Wing-Trichiation and its 

 Relationship to the General Scheme of Venation. Bj' R.J. 

 Tillyard, M.A., D.Sc, F.L.S. , F.E.S., Linnean Macleay 

 Fellow of the Society in Zoology. (Plates Ixvii.-lxix., and 

 Text-figures 17-34) 626-657 



A Study of the External Breathing-Apparatus of the Larvtv of 

 some Muscoid Flies. Bj- John L. Froggatt, B.Sc (Plate 

 Ixx.) ... 658-667 



Notes on Australian vSa-wflies {Tcnthredinidrv). By. Walter W. 



Fro(m;att, F.L.S., Government Entomologist 668-672 



Elections and Announcements ... ... ... ... ...495,610 



Notes and Exhibits 495,610 



