MOLLUSCA — IlEDLKY. 293^ 



it was also preoccupied l)y Hinds,* and on tliat account has pio- 

 prosed for it the name of JV. teiiisoiii.j 

 Off Port Kenil)la in G3-75 fathoms. 



Famihf LEDID^. 



L E D A, Schumacher. 



LEDA ENSICULA, Angas. 



Leda ensicula, Angas, Proc. Zool. Soc, 1877, p. 177, pi. xxvi.-, 

 f. 27 ; /(/., Smith, Chall. Rep., Zool., xiii., 1885, p. 239. 



(Fig. 41.) 



Station 49. 



Smith writes of this : " Its form is so peculiar, and the des- 

 cription given by Angas so good, that there is little fear of its 

 being confounded with any _^ 



other species. I may men- ""^i^^^^^*^ ^--i^"^^?^-^^ 



tion that the teeth, which are /'~"~-^------_____--j;;:2==?=^~~ ^^'^'^>^N 



not referred to by Angas, are ^\ j 



elongate, very acute, and \. / 



numerous, especially on the ^"^--^^^^ ^^ 



rostral side." — — -"'''^ 



What seemed improbable 



„ . , , , n 1 Leda ensicula. 



to Smith has actually hap- p,- .. 



pened. Tate and May! have 



united this with Ledco lefroyi, Beddome. The two species can 

 hardly, if at all, be separated from the external aspect of th& 

 valves Smith's observations on the hinge enables me to recognise 

 L. ensicida. The posterior, but not the anterior, half of the 

 hinge corresponds with that figured and described by Tate§ for 

 his genus Poroleda. 



Numerous examples were taken off Port Kembla in 63-75 

 fathoms. 



LEDA LEFROYI, Beddome. 



Leda lefroyi, Beddome, Proc. Boy. Soc. Tas. for 1881 (1882), p. 21.. 



(Fig. 42.) 



Station 49. 



By the courtesy of Mr. A. Morton, Curator of the Tasmanian 

 Museum, I am enabled to identify this species from Beddome's type, 



* Hinds— Proc. Zool. Soc, 1843, p. 98. 



+ Pritchard— Proc. Eoy. Soc. Vic, viii., 1896, p. 128. 



+ Tate & May— Proc. Linn. Soc. N.S.W., xxvi., 1901, p. 435. 



§ Tate— Proc. Roy. Soc. N.S.W. , xxvii., 1893, p. 186. 



