90 BRITISH COPEPODA. 
posed as a substitute for Lilljeborgia, being also 
allowed to lapse. 
1. Cieroprs timicona, Brady. Pl. UXXIX, figs. 1—12. 
Cletodes limicola, Brady. Nat. Hist. Trans. Northumberland 
and Durham, vol. iv, p. 438,.pl. xxi, figs. 
10—17 (1872). 
—  pectinata, Brady & Robertson. Brit. Assoc. Report 
p- 196 (1875). 
Animal, as seen from behind, elongated, distinctly 
indented at each ring of the body. First segment of 
cephalothorax short, about equal in length to the two 
following ; second and third abdominal segments pro- 
duced into spinous processes at the lower lateral 
angles. Anterior antennze in the female (fig. 2) much 
shorter than the first cephalothoracic segment; first 
three joints nearly equal, fourth about half as long as 
the third, fifth as long as the third, but much more 
slender, sixth very short; in the male (fig. 3) forming 
at the fourth joint a large vesiculiform swelling, last 
two joints elongated and uncinate. Hand of the pos- 
terior foot-jaw short, ovate, often finely ciliated on the 
inner margin; terminal claw long and slender. Swim- 
ming-feet slender; the outer branches ciliated on the 
margins, and bearing at the apex of each joint, on the 
external margin, a long slender spine; terminal setez 
long and slender; the middle joint has a long apical 
seta at the inner margin; inner branches 2-jointed, 
the first joint very small, the second long, almost fili- 
