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Show 1867.] MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. 919 Rounder and more inflated than the preceding, with the umbones central; finely concentrically ridged ; white or livid purple. Dredged at Watson's Bay in 3 fathoms. Length 5 lines. 46. *TELLINA (M^ERA) SEMITORTA. Tellina semitorta, Sow. in Conch. Icon. Tellina, pl. 39. f. 221 a, b. A small, elongately ovate, bean-shaped species, very short posteriorly, and finely concentrically grooved throughout, pale yellowish or pinkish white. Dredged in Port Jackson. Length 6 lines. 47. TELLINA (ANGULUS) TICAONICA. Tellina ticaonica, Desh. P. Z. S. 1854, p. 358. A nearly smooth, pale rose-coloured, shining species. Dredged at Lane Cove. Length 5 lines. Found also in the Philippines. 48. *TELLINA TENUILIRATA. Tellina tenuilirata, Sow. in Conch. Icon. Tellina, pl. 39. f. 2190,6. A small elegantly shaped shell, somewhat beaked and truncate behind, and finely lirate throughout, white and shining, sometimes carnelion-red. Dredged at the " Sow and Pigs" bank. Length 6 lines. 49. *TELLINA (ANGULUS) UNIFASCIATA. Tellina unifasciata, Sow. in Conch. Icon. Tellina, pl. 29. f. 156. A thin flattened species, smooth and shining anteriorly, and delicately one-rayed, with pink at the posterior slope. In aspect very like T. exilis, Lam., from Japan, which is pink, with two white rays posteriorly. Dredged in Port Jackson. Lengtb 5| lines. 50. TELLINA (ANGULUS) LILIUM. Tellina lilium, Hanley, P. Z. S. 1844; Thes. Conch. Tellina, pl. 58. f. 85. A pure-white species, nearly smooth, with the posterior area grooved. Dredged at Lane Cove. Length 8 lines. 51. *TELLINA SEMIPLANA. Tellina semiplana, Sow. in Conch. Icon. Tellina, pl. 39. f. 222a,b. A smooth, flattened, white species, with but little character. Dredged in Port Jackson. Length 1 inch. 52. *TELLINA SEMIFOSSILIS. Tellina semifossilis, Sow. in Conch. Icon. Tellina, pl. 41. f. 237. A rough-looking, somewhat ovately formed species, more or less eroded at the umbones, yellowish white, here and there rudely concentrically ridged. Johnson's Bay, Port Jackson, on mud at low water. Length 9 lines. |