: Notes and Descriptions, 

 58 



Embryos of Marsupials, 



129 



136 



CONTENTS. 



Page 



Lea, Arthur M. : On Australian Staphylinidae (Coleoptera) 1 



Lower, Oswald B. : Descriptions of New Australian Lepidoptera . . . . . . . . 54 



Cleland, Prof. J. Burton, and Edwin Cheel: Australian Fung 



No. 4. Plates i. and ii. 

 Jones, Prof. F. Wood : The External Characters of Pouch 



No. 5 — Phascolarctus cinerctts. Plate x. 



No. 6 — Dasycerciis cristicauda 

 TiEGS, Dr. O. W.: 



The Structure and Action of "Striated" Muscle Fibre. Plates xi. to xiv. . . . . 142 



On the Path and Velocity of the Excitatory Impulse within Striated Muscle Fibres 153 

 Johnston, Prof. T. Harvey, and Leith Hitchcock : 



A Bacterial Disease Destructive to Fish in Queensland Rivers . . . . . . . . 157 



A Bacteriosis of Prickly Pear Plants (Opitntia spp.) .. .. .. .. .. 162 



Turner, Dr. A. Jefferis : New Australian Micro-Lepidoptera . . . . . . . . . . 165 



Jones, Prof. F. Wood : The External Characters of Pouch Embryos of Marsupials, 



No. 7 — Mynnecobius fasciatus . . . . . . . . . . . . . . . . . . 195 



Johnston, Prof. T. Harvey : A Survey of the Australian Sheep Maggot Fly Problem 201 

 Elston, Albert H. : Australian Coleoptera, Part iv. Plate xv. . . . . . . . . 212 



Ashby, Edwin : 



Monograph of the Australian Lepidopleuridae, Order Polyplacophora, with a Descrip- 

 tion of a new Species. Plates xvi. to xix. . . . . . . . . . . . . 216 



A Review of Ischnochitoii (Haplopla.r) smaragdiims, Angas, 1867, and its Congeners, 



together with the Descriptions of two new Chitons from Papua. Plates xvi. to xix. 224 



Notes on a Collection of Polyplacophora from Carnarvon, Western Australia, with 



Definitions of a new Genus and two new Species. Plates xvi. to xix. . . . . 230 



A Review of the Australian Representatives of the Genus Cryptoplax, Order Poly- 

 placophora. Plates xvi to xix. . . . . . . . . . . . . . . . . 237 



OsBORN, Prof. T. G. B., and J. G. Wood: On the Zonation of the Vegetation in the Port 



Wakefield District, with special Reference to the Salinity of the Soil. Plate xx. . . 244 

 Thomas, R. Grenfell: The Gem Sands of Encounter Bay .. .. .. .. .. 255 



Wood, J. G. : On Transpiration in' the Field of some Plants from the Arid portions of 



South Australia, with Notes on their Physiological Anatomy. Plate xxi 259 



Howchin, Prof. Walter: A Geological Sketch-section of the Sea-cliffs on the Eastern 

 side of Gulf St. Vincent, from Brighton to Sellick's Hill, with Descriptions. Plates 

 xxii. to xxvi. . . . . . . . . . . . . . . . . . . . . . . 279 



Jack, R. Lockhart: The Composition of the Waters of the Great Australian Artesian 



Basin in South Australia and its Significance .... .. .. .. .. .. 316 



Rogers, Dr. R. S. : 



The Distribution of Australian Orchids . . . . . . . . . . . . . . 322 



Coiitributions to the Orchidaceous Flora of Australia. Plate xxvii. . . . . . . ZZ7 



Tindale, Norman B. : On Australian Rhopalocera. Plates xxviii. to xxx. . . . . 342 



Black, J. M. : Additions to the Flora of South Australia, No. 21 Z67 



Mawson, Sir D. : 



Notes on the Geological Features of the Meadows Valley • . . . . . . . . 371 



Igneous Rocks of the Mount Painter Belt. Plates xxxiii. and xxxiv. . . . . . . 376 



OsBORN, Prof. T. G. B., and J. G. Wood : On some Halophytic and non-Halophytic 



Plant Communities in Arid South Australia. Plates xxxv. and xxxvi. . . . . 388 



The Flora and Fauna of Nuyts Archipelago and the Investigator Group — 



Proctor, Joan B. : No. 5, The Lizards . . . . . . . . . . . . . . 79 



Jones, Prof. F. Wood.: No. 6, The Didelphian Mammals 82 



Waite, Edgar R. : No. 7, The Fishes. Plate iii 95 



Osborn, Prof. T. G. B. : No. 8, The Ecology of Pearson Islands. Plates iv. to ix. 97 



