110 
HISTORY OF BRITISH CRUSTACEA* 
blue, set at equal distances along the median line of abdo- 
men, each of them like a half ocellus with a black pupil. 
An undulating line or macular band of azure crosses the 
front of the thorax. The projection of the wrist of the 
anterior foot on each side, like an angular elbow, gives a 
peculiar look to this Crangon . 
The Eev. Mr. Gordon says this species is not uncommon 
in the Moray Pirth. The Eev. Alfred Norman informs me 
that he dredged two specimens in Lamlash Bay, Isle of 
Arran, in five fathoms water with a sandy ground. 
Crangon trispinosus, Hailst. Hailstone’s Shrimp , — 
Carapace with three spines on the thorax, one in the middle, 
and one on each side. Sometimes one-and-a-half inch long. 
Hab. Hastings (Mr. Hailstone), where it was called “ Pug 
Shrimp,” Weymouth (Mr. Gosse). Mr. Gosse^ describes 
its manners as resembling those of its congeners, burrowing 
in the sand, or rather sinking into it, by the rapid displace- 
ment of the sand by means of the false feet. When alive, its 
colour consists of a vast number of ruddy golden stars closely 
set, interspersed, with black and pale specks, on a pellucid 
grey ground. On the fourth abdominal segment there is a 
speck of pure opaque white in the median line near its hind 
* Ann. and Mag. Nat. Hist. 1853, p. 384. 
