340 DR THOMAS SCOTT ON THE 



Paradoxostoma Ixve, new species (PI. XIV. figs. 29 and 30.) 

 Shell, seen from the side, elongate, subovate, higher behind than in front, greatest 

 height just behind the middle, and equal to fully two-fifths of the length ; anterior 

 extremity subangular, narrowly rounded ; greatest projection below the middle ; 

 posterior end obtusely rounded, dorsal margin evenly but not very boldly arcuate, 

 sloping gradually towards the front and more convex behind ; ventral margin slightly 

 sinuate in front of the middle. Seen from above, the outline is narrowly ovate, the 

 greatest width, which is near the centre, is equal to about one-third of the length ; the 

 sides are flatly arcuate, and both extremities subacuminate ; valves smooth, polished, 

 with a few scattered opaque white points. Length about '65 mm. 



Habitat. Obtained in the same gatherings with those described above, collected in 

 Scotia Bay, South Orkney Islands, in June 1903 ; Station 325, 60 43' 42" S., 

 44 38' 33" W. 



MYODOCOPA. 



Fam. CYPRIDINID^E. 



Genus Philomedes, Liljeborg, 1853. 



Philomedes assimilis, G. S. Brady. (PI. XI FI. figs. 1G and 17.) 



1907, Philomedes assimilis, Brady, National Antarctic Exped. : " Ostracoda," p. 5, pi. i. figs. 16-21, 

 pi. ii. figs. 1-6. 



One or two specimens of a Philomedes, which I ascribe to the species mentioned, 

 occurred in a small sample of dredged material from Scotia Bay, collected in April 1903 ; 

 Station 325, 60 43' 42" S., 44 38' 33" W. The length of the specimen represented 

 by the drawing (fig. 16) is 1'8 mm. 



Genus Asterope, Philippi, 1840. 

 Asterope australis, G. S. Brady. (PI. XIII. figs. 18 and 19.) 



1890, Asterope australis, Brady, Trans. Roy. Soc. Edin., vol. xxxv. (pt. ii.), p. 515, pi. ii. figs. 1, 2. 

 1898, ,, ,, ,, Trans. Zool. So/:, vol. xiv. (pt. viii.), p. 431, pi. xliii. figs. 1-8. 



1906, Cylindroleberis australis, G. W. Miiller, Die Ostracoden der " Siboga" K.rped., p. 14. 



This species was obtained in a small gathering of dredged material collected in 

 Scotia Bay, South Orkneys, on 3rd June 1903 ; Station 325, 60 43' 42" S., 44 38' 33" W. 

 The length of the specimen a female represented by drawing (fig. 18) is 275 mm. 



Asterope oculata, G. S. Brady. (PL XIII. figs. 20 and 21.) 

 1902, Asterope oculata, Brady, Trans. Zool. Soc., vol. xvi. p. 179, pi. xxi. figs. 6-13. 



This species occurred in a small gathering collected off Gough Island on 22nd April 

 1904 ; Station 461, 40 20' S., 9 56' 30" W. The size of the specimen represented by 

 the drawing (fig. 20) is L'8 mm. Dr BRADY records A. oculata from Trincomalee, 

 Ceylon. 



(ROY. soc. EDIN. TRANS., VOL. XLVIII., 580.) 



