CRUSTACEA DECAPODA -BORRADAILE. 
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ischium of the chelipecl bears distally a fairly strong, straight spine below, and a very 
strong, curved spine above ; (3) the fingers of the big chela are irregularly dentate 
with coarse and fine teeth, while those of the small chela are finely and regularly 
dentate save for a single big tooth on the movable finger. 
o O O 
One specimen was taken at Station 90. 
Fig. 6 .—Uroptychus maori, n. sp. (a) Dorsal view, x 2f ; (6) externoventral view 
of ischium of great cheliped, X 2 f. 
26. Uroptychus novae-zealandiae, n. sp. Fig. 7. 
Diagnosis .—Carapace perfectly smooth and unarmed save for one spine at the 
anterolateral angle and a larger one at a short distance behind it; regions ill-marked ; 
o 2 
