158 
GAMMARIDiE. 
AMP III POD A, PH OXIDES. 
NAT ATOM A. 
WESTWOODILLA HYALIN A. 
Specific Character. Eye prominent. Superior antennae shorter than the 
peduncle of the inferior. In the microscopic structure of the skin there is 
no central spot or nucleus to each cell. 
Length 5 b g inch. 
Westwoodilla hyalina. Spence Bate, Cat. Amph. Brit. Mus. p. 103, 
pi. xvii. fig. 5. 
This animal bears a considerable resemblance to the 
last species, but differs in several more or less important 
details. The eye is more clearly defined in form, and 
situated so closely beneath the skin, that it is raised 
upon the outer surface. It is long-ovate, and situated in 
the centre of the hood-like projection of the head. The 
superior antennae are a little longer than the head, and 
have each joint of the peduncle gradually decreasing in 
length ; the flagellum, which only consists of five or six 
articuli, is about the length of the last two joints of the 
peduncle. The inferior antennae have the peduncle 
longer than the superior; the last three joints are sub- 
equal in length, and the flagellum, which consists of five 
