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Show 1867.] SURGEON F. DAY ON NEW FISHES OF MADRAS. 935 Class BRACHIOPODA. Fam. TEREBRATULID^E. Subfam. TEREBRATULINA. 137. WALDHEIMIA FLAVESCENS. Terebratula flavescens, Lam. Anim. sans Vert. vii. p. 330. T. australis, Quoy et Gaim. This fine species varies considerably in form and sculpture. It is found gregarious, attached to the under surface of flat-shelving rocks at low tide, in many parts of Port Jackson, especially at that extremity of the Government domain known as "Lady Macquarrie's Chair," where I have obtained a large number of specimens. Length 1^ inch. Subfam. MAGASIN.5*. 138. M A G A S CUMINGI. Terebratella 1 cumingi, Davidson, P. Z. S. 1852, p. 78, pl. xiv. f. 10-16. Dredged in deep water outside Port Jackson Heads. Length 5 lines. [New Zealand (Cuming).] An interesting recent analogue of a fossil form abundant in the sandstone cliffs of the Murray. 139. KRAUSSIA LAMARCKIANA. Kraussia lamarckiana, Davidson, P. Z. S. 1852, p. 80, pl. xiv. f. 22, 23. This pretty little species, which is"strongly radiately ribbed, occurs attached to the under surface of stones in most parts of Port Jackson. Length 4 lines. Fam. LINGULID,E. 140. LINGULA HIANS. Lingula hians, Swainson, Zool. Illus. ii. pl. 2. This species maybe distinguished by its sharply pointed, elevated, widely gaping beaks ; the valves are semitransparent, horn}*^, and of a bright pale green tinged with rust-colour. In sandy mud, Middle Harbour. Length 1^ inch. It occurs also at the Figis, New Caledonia, China, and the Philippines. 7. O n some New or imperfectly known Fishes of Madras. By Surgeon FRANCIS D A Y , F.Z.S., F.L.S., Principal Medical Storekeeper, Madras Army, &c. Among the fishes lately brought to me here at Madras several appear to be new or imperfectly described species; and I accordingly beg permission to lay detailed descriptions of them before tbe Society. |