18G7.] SURGEON F. DAY ON NEW FISHES OF MADRAS. 935 



Class BRACHIOPODA. 



Fam. Terebratulid^. 



Siibfam. Terebratulin^, 



137. Waldheimia flavescens. 



Terebratula flavescens, Lara. Anim. sans Vert. vii. p. 330. 



T. australis, Quoy et Gaira. 



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 extre- 

 mity of the Government domain known as "Lady Macquarrie's 

 Chair," where I have obtained a large number of specimens. Length 

 1^ inch. 



Subfam. Magasinjb. 



138. Magas cumingi. 



Terehrafellal cumingi, Davidson, P. Z, S. 1852, p. 78, pi. 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 cliifs of the Murray. 



139. Kraussia lamarckiana. 



Kraussia lamarckiana, Davidson, P. Z. S. 1852, p. 80, pi. 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^. 



140. LiNGULA HIANS. 



Lingula Mans, Swainson, Zool. Illus. ii. pi. 2. 



This species may be distinguished by its sharply pointed, elevated, 

 widely gaping beaks ; the valves are seniitransparent, horny, and of 

 a bright pale green tinged with rust-colour. In sandy mud, Middle 

 Harbour. Length H inch. It occurs also at the Figis, New Cale- 

 donia, China, and the Philippines. 



7. On some New or imperfectly known Fishes of Madras. 

 By Surgeon Francis Day, 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 accord- 

 ingly beg permission to lay detailed descriptions of them before the 

 Society. 



