EURYSTIIEUS BISPJN1MANUS. 
357 
AMP HIP OB A. 
NATATORIA. 
QAMMARIDES. 
EURYSTHEUS BISPINIMANUS. 
Specific character. Palm of the second pair of gnathopoda armed with 
two short stout spines. 
Length inch. 
Etvrystheus bispinimanus. Spence Bate, Cat. Amph. Brit. Mus. p. 197, 
pi. xxxv. fig. 8. 
The animal is a little more robust than the preceding 
species. The eyes are reniform. Both pairs of antennae 
are wanting in our unique specimen ; it is therefore not 
impossible that it may belong to the genus Narnia. We, 
however, retain it in the position originally assigned 
to it until future observation may enable us to de- 
termine its proper genus. The mandibles are furnished 
with an obtusely-pointed triarticulate appendage. The 
first pair of legs are long and slender, rather resembling 
the same appendage in Noenia than they do those of the 
typical species of this genus ; they have the wrist as 
long as the hand, and quite as wide ; the hand is not 
dilated, but tapers gradually from the wrist to the 
extremity ; the palm is not defined, and is so oblique 
as to be subparallel with the upper margin. The finger 
