24 G. 0. Sars. 
Ostracoda. 
Trib. Podocopa. Fam. Cyprididæ. 
Gen. Cyprinotus, Brady. 
4. Cyprinotus Dahli, G. O. Sars, n. sp. 
(PL 4, figs. 1—5). 
Specific Characters.—Shell, seen laterally, ovoid in 
form, greatest height occurring behind the middle, dorsal 
margin boldly arched, and declining gradually in front, more 
steeply behind, ventral margin without any sinus, being on 
the contrary slightly convex in the middle; anterior extremity 
somewhat produced and obliquely truncated at the end from 
the front backwards, posterior extremity obtusely rounded :— 
seen from above, moderately tumid, greatest width behind 
the middle and almost attaining half the length, anterior 
extremity considerably narrower than the posterior. Valves 
rather unequal, the left one being more convex than the 
right, and overlapping it at each extremity by a nar- 
row pellucid rim, whereas dorsally it is itself over- 
lapped to some extent by the right one. Anterior and 
posterior edges of right valve distinctly tuberculated inside. 
Surface of shell very smooth and shining, clothed with hair 
only at each extremity. Caudal rami perfectly straight, 
slightly tapering distally, outer claw exceeding half the 
length of the ramus. Colour of female light yellowish 
clouded dorsally with dark sepia, that of male generally 
