32 
TERRA NOVA” EXPEDITION. 
possible that they may prove to lie united by intermediate gradations with the species 
now described. For the present, however, the latter appears to be sufficiently 
distinguished by its greater slenderness, especially of the chelophores and legs, the 
relative shortness of the fourth and fifth segments of the palp, the greater length 
of the second tibia, and the fact that the claw is more than half as long as the 
propod us. 
Nymphon i'tiemale , Hodgson. 
N. hiemale, Hodgson, 1907, p. 20, PI. iii, fig. 1, PI. x, fig. 8. 
Occurrence .— Station 338, Entrance to McMurdo Sound, 207 fathoms ; 1 
Measurements, in mm .— 
Length of proboscis 
Diameter of proboscis 
Length of trunk 
Length of cephalic segment 
Greatest width of cephalon 
Width of neck 
Width between first and second latera. 
Width across second lateral processes 
Leo-— 
O 
First coxa 
Second coxa 
Third coxa 
Femur 
First tibia 
Second tibia 
Tarsus 
Pr< >podus 
Claw 
Auxiliaries 
Palp 
Second segment 
Third 
Fourth ,, 
Fifth 
proce 
sses 
“ Discovery. ’ 
Holotype. 
9 
1 
o 
1 
9 
10 
15 
o 
32 
04 
G4 
9G 
52 
56 
G8 
7G 
28 
9G 
3G 
6 
4 
7 
24 
1G 
88 
3 
64 
44 
7 5 
Remarks .—The specimen obtained by the “ Terra Nova ” resembles very closely 
those got by the “ Discovery.” The measurements given above are taken from one of 
the latter labelled by Mr. Hodgson as the type. 
Bonvier’s key to the Antarctic species of Nymphon brings this species into 
