CONTENTS OF VOLUME XXXII, 



PAGE 



Art. I. — The Origin of the Volcauic Tuff of Pejark Marsh, Victoria. 



By R. Henry Walcott ... ... ... ... 1 



II. — New or Little-known Victorian Fossils in the National 

 Museum. (Part XXIV.— On a Fossil Tortoise in Iron- 

 stone from Carapook, near Casterton). By Frederick 

 Chapman, A. L.S. (Plate I.) ... ... ... 11 



III. — On the Essential Oil of Boronia pmnata, Sm., and the presence 



of Elemicin. By Henry G. Smith, F.G.S. ... ... 14 



IV. — On the "Clawing" Action of Eain in Sub-Arid Western 



Australia. By J. T. Jutson. (Plate II). ... ... 20 



v.— A Striking Example of Rock Expansion by Temperature 

 Variation in Sub- Arid Western Australia. By J. T. 

 Jutson. (Plate II.) ... ... ... ... 22 



VI. — On an Ostracod and Shell Marl of Pleistocene Age from Boneo 

 Swamp, West of Cape Schanck, Victoria. By Frederick 

 Chapman, A.L.S., F.KM.S. (Plates III. and IV.) ... 24 



VII. — The Diabases and Associated Rocks of the Howqua River 

 near Mansfield, with reference to the Heathcotian 

 Problem in Victoria. By E. O. Teale, D.Sc, F.G.S. 

 (Plate v., 4 Text Figures and Map) ... ... 33 



VIII. — A contribution to the Palaezoic Geology of Victoria, with 

 special reference to the Districts of Mount Wellington 

 and Nowa Nowa respectively. By E. O. Teale, D.Sc. 

 (Plates VI.-IX.) ... ... ... ... ... 67 



IX. — Note on the Correction for Chronometer Rate. By J. M. 



Baldwin, M.A., D.Sc. ... ... ... ... 147 



X.— A New Method of Determining the Mechanical Equivalent 

 of Heat. By Profkbsor T. H. Laby, M.A , and J. K. 

 Roberts, B.Sc. (Plates X. and XL and 1 Text Figure) 148 



XL — The Design of an Induction Motor with large Air Gap and 

 Rotating Field Magnets. By J. K. Roberts, B.Sc. 

 (2 Text Figuies) ... ... ... ... ... 166 



XII. — Australian Phlebotomic Diptera: — New Culicidae, Tabanidae 



and Synonymy. By Frank H. Taylor, F.E.S. ... 1G4 



XIIL — On the Synthesis of Sugar from Formaldehyde and its Poly- 

 mers, its Quantitative Relations and its Exothermic 

 Charact<'r. By Alfred J. Ev.art, D.Sc, Ph.D. ... 108 



XIV. — Contributions to the Flora of Australia, No. 28. "By Alkked 

 J. Ewart, D.Sc, Ph.D., F.L.S., and J. R. Tovey. (Plate 

 Xll.) 189 



