THE ANNALS 
AND 
MAGAZINE OF NATURAL HISTORY. 
[SIXTH SERIES. ] 
No. 95. NOVEMBER 1895. 
XLVII.—On some new and rare British Copepoda. By 
Tuomas Scott, F.L.S., Naturalist to the Fishery Board 
for Scotland, and ANDRrEw Scort, Fisheries Assistant, 
University College, Liverpool. 
[Plates XV.-XVII. ] 
Stenhelia Blanchard, sp.n. (Pl. XV. figs. 1-10.) 
Description —Female. Length 1°15 millim. (3's of an inch). 
Body elongate, moderately stout; rostrum prominent and 
somewhat curved. Antennules long and slender, eight-jointed, 
the first and second joints much longer than any of the others ; 
the fifth, sixth, and seventh joints subequal and very short ; 
the first and second joints are very sparingly setiferous, but 
the others are provided with a number of moderately long 
sete. The proportional lengths of the various joints are as 
follows :— 
Proportional lengths of the joints... 27.26.10.9.5.5.5. 
7 
9 
Number of the joints ............ L 2010S Wario 8 
Antenne moderately stout ; secondary branch elongate; the 
first joint is nearly twice the length of the terminal one, but 
the middle joint is very short; there are several seta on the 
secondary branches, as shown by the drawing (fig. 3). Man- 
dibles large and furnished with a broad biting-part; the basal 
portion of the mandible-palp, which is about as large as the 
mandible, becomes gradually more dilated outwardly; the 
distal branch is larger than the other and one-jointed, but the 
Ann. & Mag. N. Hist. Ser. 6. Vol. xvi. 25 
