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Show 1874.] MR. J. BRAZIER ON NEW AUSTRALIAN SHELLS. 671 Hab. Fitzroy Island, north-east coast of Australia ; found crawling on roots of grass in company with Diplommatina gowllandi (coll. Brazier). 8. COLUMBELLA (MITRELLA) RUSSELLI. (Plate LXXXIII. figs. 17 & 18.) Shell cylindrically oblong, somewhat fusiform, smooth, white ; whorls 6, moderately convex, encircled with dark orange spots; on the last whorl are two rows of spots, the upper row larger, the lower long and reticulated, those above the suture are arrow-shaped ; aperture oblong-ovate, outer lip thickened with a callus above ; columella marked with fine grooves ; canal short, straight. Length 2\, breadth \\ lin. Hab. No. 6 or Eclipse Island, Claremont Group, north-east coast of Australia. I obtained only one specimen, under a stone, during our stay of nine days (coll. Brazier). 9. COLUMBELLA (ANACHIS) DIGGLESI. (Plate LXXXIII. figs. 11 & 12.) Shell oblong-ovate, thin, glassy, whitish, marked with oblique reddish lines, longitudinally narrowly ribbed; whorls 5|, tabled at the suture ; apex acute, light blue ; aperture ear-shaped, half the length of the shell; outer lip minutely denticulated within, columella curved, finely striated, with a callus extending to the upper part; canal short. Length l£, breadth f lin. Hab. Fitzroy Island, north-east coast of Australia (coll. Brazier). This pretty species I obtained at a depth of 18 fathoms, upon a piece of Retepora dredged off a rocky bottom. I have named it after Mr. Silvester Diggles of Queensland, the author of a work on Australian ornithology, and one of the observing party of the Eclipse Expedition. *10. COLUMBELLA (ANACHIS) GOWLLANDI. (Plate LXXXIII. figs. 15 & 16.) Shell oblong-ovate, rather solid, horny yellow, longitudinally ribbed as far as the centre of the last whorl; ribs rounded and smooth, interstices smooth, below obliquely striated; whorls 8, moderately convex, encircled with a reddish band on the centre of the whorls, with two on the last, one in the middle, and one below, grained at the suture; apex acute, very smooth ; aperture ear-shaped, short, outer lip thickened, smooth ; columella sinuous, coated with callus, upper part with a tooth-like callus spreading towards the outer lip ; canal short, straight. Length 2\, breadth 1 lin. Hab. No. 6 or Eclipse Island, Claremont Group, north-east coast of Australia, under stones (coll. Brazier). Of this species I obtained three specimens at the same locality ; and when visiting the Solomons Islands in 1872 in H.M.S. 'Blanche' I collected four at Makera Harbour, San Christoval. It comes near |
