278 HYPPOLYTE ESQUIMALTIANUS. 
they do not, indeed, cover so much space as do 
many of the MJaiace with their extended legs ; 
but their carapax is nearly as large and their 
weight greater than even the Macrocheira of 
Japan. Specimens have been taken the weight 
of which exceeded seven pounds; the diameter 
of the carapax is over ten inches. 
EUPAGURUS PERLATUS (Epwarps).—Esquimalt Har- 
bour. Dana records it, from Callao, Peru, and Chili. 
EUPAGURUS ARMATUS (Srmrpson).— Esquimalt Harbeur. 
CENOBITES DIOGENES (Epwarps). Vide vol. ii. 
CLIBANARIUS LINEATUS (Dana).—Esquimalt Harbour. 
CLIBANARIUS TURGIDUS (Srimpson).—Six fathoms water, 
in Straits of Feuca. 
CRANGON VULGARIS.—Esquimalt and Victoria Harbours. 
ASTACUS KLAMATHENSIS (Srupson).—In all streams east 
of the Cascades. 
HYPPOLYTE ESQUIMALTIANUS, N. S.—Rostrum longius 
quam carapacem habens ; quatuor dentibus supra armatum juxta 
basem et septem infra; quatuor posterioribus junctim locatis; 
tertium segmentum pleonis posteriore productum habens. 
Rostrum as long as the carapace, armed with 
four teeth at the base; the posterior being just 
behind the orbits, and the anterior being near the 
centre of the rostrum; the anterior half of the 
rostrum being straight and smooth. The inferior 
margin is excavate at the base, and furnished 
with seven small teeth; the four posterior being 
near together and posterior to the centre of the 
