12 STALK- AND SESSILE-EYED CRUSTACEA 
the carapace), usually trigonous or compressed, the fingers comparatively 
small. Ambulatory legs very short and slender. 
11. Lambrus nodosus. 
Lambrus nodosus, Jacquinot and Lucas, Voy. Pole Sud. Zool. 1m, 
Crust. p. 13, pl. i, fig. 2, (1853). 
Carapace longer than broad, rounded on the sides, obscurely tuber- 
culated upon the gastric, cardiac, genital, and intestinal regions, and on” 
the external margins of the branchial regions. Rostrum prominent, 
terminating in.a blunt spine. Anterior legs very long, with large 
tubercles upon the upper and outer margins, mobile finger with large 
tubercles at its base. Ambulatory legs slender, smooth. Penultimate 
segment of the abdomen with a strong tubercle. Colour ashy grey. 
Length 1 in.; breadth nearly 1 in. (J. & L.). 
New Zealand, Raffles Bay. (Hombron and Jacquinot.) 
This species is at onee distinguished by the nearly smooth carapace 
and the large rounded tubercles of the anterior legs. Specimens are 
in the British Museum Collection from the Australian Coast. 
EURYNOLAMBRUS. 
Eurynolambrus, M. Edw.and Lucas, Archiv. Mus. Hist. Nat. 1, p. 479, 
(1841). 
Carapace much broader than long, nearly flat, produced at the sides 
over the base of the ambulatory legs, rugose above, with four depres- 
sions ; two placed at the spot where the hepatic, branchial and gastric 
regions unite, the others in the middle of the branchial regions. Front 
small, inclined and divided into two sub-triangular lobes. Orbits oval, 
with a small fissure above. Basal joint of the external antenne very 
large, united to the front, flagellum inserted at its antero-internal angle. 
Pterygostomian regions with a deep cavity. Anterior legs of moderate 
size, hand swollen, rounded, fingers slender, acute. Ambulatory legs 
with prominent longitudinal crests. Abdomen of male seven-jointed. 
12. Eurynolambrus australis. 
Eurynolambrus australis, M. Edw. and Lucas, Archiv. Mus. Hist. 
Nat. ii, p. 481, pl. xxviii, fig. 14, 15, (1841). 
% 
Carapace triangular, tuberculated above, lateral margins obscurely 
toothed. Anterior legs robust, irregularly punctulated. Ambulatory 
