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Show 1874.] MR. J. BRAZIER ON NEW AUSTRALIAN SHELLS. 669 spending in front, base convex, transversely striated; peristome simple, thin, roundly lunate; aperture oblique, columellar margin dilated, partly covering the umbilicus with a white callus. Diam. maj. If, min. 1£, alt. 1^ lin. Hab. Fitzroy Island, north-east coast of Australia; under leaves on damp ground. Found also at No. 8 Island, Claremont Group, off Cape Sidmouth, North-east Australia, amongst the drift coral above high-water mark (coll. Brazier). Named after Mr. Russell, Government Astronomer, of Sydney, New South Wales. *3. PUPA (VERTIGO) MACDONNELLI. (Plate LXXXIII. figs. 22 & 23.) Shell small, dextral, umbilicately fissured, oblong, thin, shining, smooth, white; whorls 5, rounded, the last small, suture impressed, narrow ; apex obtuse ; aperture somewhat squarely ovate, longer than broad, denticulated with 5 teeth, 4 prominent, the upper one large, placed in the centre of the aperture, and extending upwards in a thick rounded callus, the second placed to the left, minute and rounded, the third ou the columella, thick and pointed, the fourth facing the upper, moderately pointed, the fifth about equal in size to the fourth ; the aperture divided into four parts, peristome thickened and expanded, smooth and white, margins joined by a thick callus continuous with the peristome and extending over the body-whorl. Length 1, breadth -| lin. Hab. Fitzroy Island, North-east Australia ; also No. 8 Island, Claremont Group (coll. Brazier). I have named this shell after Mr. W . J. MacDonnell, Astronomer, of Sydney. 4. PUPA (VERTIGO) SCOTTI. (Plate LXXXIII. figs. 24-26.) Shell dextral, fissured, cylindrical, thin, transparent, pale brown; whorls 5^, roundly convex, last small, obliquely and transversely faintly striated ; apex roundly obtuse; aperture small, ovate, denticulated within with 4 prominent white teeth, one placed on the bod) - whorl, elongated and rounded, a second on the columella large and acute, two placed inside the outer lip, the lower one long and prominent, the upper moderate and rounded ; peristome whitish, thickened and expanded; margins continuous, with a thin coating of callus over the perforation. Length f, breadth i lin. Hab. Fitzroy Island, north-east coast of Australia ; only one specimen obtained, at the watering-place, under a bit of wood (coll. Brazier). I have named this after the Rev. W . Scott, Astronomer, Sydney. *5. CYCLOPHORUS (DITROPIS) WHITEI. (Plate LXXXIII. figs. 5-7.) Shell suborbicular, somewhat depressed, rather thin, obliquely rugosely striated; spire scarcely elevated, apex obtuse, smooth |