P. Marshall and R. Murdoch—    Plate XIX.—New fossil species of Mollusca 258    Plate XX.—New fossil species of Mollusca 258    Plate XXI.—New fossil species of Mollusca 258 A. W. Burwell—    Plate XXII.—Working model showing ocean currents 266 H. D. Skinner—    Plate XXIII.—Maori fish-hooks from Otago 268 J. A. Thomson—    Plate XXIV—       Fig. 1. The summit of Mount Tapuaenuku 308       Fig. 2. Cliff of “syenite,” Mount Tapuaenuku 308    Plate XXV—       Fig. 1. View of Coverham, looking westward 308       Fig. 2. Junction between Clarentian and pre-Notocene 308    Plate XXVI—       Fig. 1. Chalk Range, from the south-south-east 316       Fig. 2. Folding in the Sawpit Gully mudstones 316    Plate XXVII.—Cliffs on left bank of Isolated Hill Creek 316    Plate XXVIII.—Isolated Hill from Isolated Hill Creek 326    Plate XXIX—       Fig. 1. The ridge between the Dee and the Limburne 326       Fig. 2. Great Marlborough conglomerate in the Dee Gorge 326 A. R. McCulloch—    Plate XXX.—Liopelma hamiltoni n. sp. 448