SPECIFIC DESCRIPTION. 279 
rostrum, the three others being further apart, 
the most anterior being subapical. 
The third segment of the pleon is dorsally pro- 
duced posteriorly to a point. The eyesare small: 
the superior antennze have the primary ramus of 
the flagellum tolerably robust, and reaching to 
about two-thirds the length of the rostrum; the 
secondary slender, and longer than the pri- 
mary. The inferior antenne have the scale 
reaching to about three-fourths the length of the 
rostrum, rounded at the apex, subapically fur- 
nished with a small tooth upon the external 
margin: the flagellum wanting. 
First pair of pereiopoda short, robust, chelate ; 
second pair long, slender, and chelate; the pos- 
terior terminating in a robust dactylos. 
Taken in Esquimalt Harbour. 
HYPPOLYTE BREVIROSTRIS (Dana). — Esquimalt 
Harbour. 
HYPPOLYTE LAYI (Owen).—Esquimalt Harbour,—at 
Monterey, by Captain Beechy. 
PANDALUS DANA® (Srnrpson).—Esquimalt Harbour. 
GEBIA PUGETTENSIS (Dana).—Esquimalt Harbour. 
CALLIANASSA LONGIMANA (Srimpson).—Puget’s Sound 
and Straits of Feuca. 
ALLORCHESTES VERTICELLATUS (Dana).—Eight 
fathoms water, in Esquimalt Harbour. 
Dana took it along the shore near Valparaiso. 
