OF NEW ZEALAND. ae 
H. pubescens this species differs both in the form of its front, and in 
the existence of a tooth exterior to the eyes. 
The Elamena pilosa of A, M. Edw., N.A., Mus. H. N. ix, p. 322, 
pl. xviii, fig. 6, resembles this species, but is distinguished by its hairy 
carapace, &e. 
Family IV. GECARCINID. 
Gecarciniens, M. Edw. Hist. Nat. Crust. ii, p. 16, (1837). 
Gecarcinide, Dana, U.S. Explor. Exped. xiii, Crust. part i, p. 308, 
(1852). 
Carapace very convex, broad in front, the branchial regions very 
much swollen, the sides rounded. Eyes short. Margin of the efferent 
branchial channel not defined by a longitudinal ridge on each side of 
the palate. Abdomen of the male broad at base, the second segment 
nearly covering the whole breadth of the sternum. Legs large. Species 
terrestrial. 
CARDISOMA. 
Cardisoma, Latr. Encycl. Méth. x, p. 685, (1825); M. Edw. Hist. 
Nat. Crust. ii, p. 22, (1837); Dana, U.S. Explor. Exped. xii, Crust. 
part 1, p. 3875, (1852). 
Body very thick and convex, front less than half the width of the 
carapace. External maxillipeds leaving, when closed, a lozenge shaped 
hiatus, the third joint shorter than the second, truncate, or slightly 
excavate at the summit, the fourth joint exposed, inserted at the 
antero-external angle of the third joint. Anterior legs in the male 
large, smooth. Ambulatory legs more or less hairy, tarsi armed with 
series of spines. 
60. Cardisoma hirtipes. 
Cardisoma hirtipes, Dana, U.S. Explor. Exped. xiii, Crust. part i, 
p. 377, pl. xxiv, fig. 2, (1852). 
Carapace longitudinally convex, lateral margin having a border 
anteriorly, and a minute point near the post-orbital angle, prae-median 
areolet near the margin of the front quite abrupt, pterygostomian 
region pilose. Process between orbit and outer antenna triangular 
trihedral. First joint of outer antenne rectangular, truncate across 
