Gilbert P. Whitley was the Ichthyologist, Australian Museum, Sydney. (Communicated by L. F. Giblin.) (Read 13th August, 1928.) Thanks to the kindly interest of Professor T. T. Flynn, I have been allowed to examine and report upon an interesting note-book inscribed "Memoranda relating to the Fishes of Tasmania examined by Robt. M. Johnston." This is an old exercise book, bebnging to the library of the University of Tasmania, which contains the original notes from which Robert Mackenzie Johnston wrote his invaluable paper, entitled: "General and Critical Observations on the Fishes of Tasmania; with a Classified Catalogue of all the known "species" and is especially important because some sketches therein illustrate the types of Johnst...