84 



CHARLES CHILTON 



pod of O. aticklandiae also differs from Dana's figure in the more transverse 

 and well defined palm. O. aiicklandiae is found on the southern coasts of the 

 South Island of New Zealand but, so far as I am aware, does not reach the 

 North Island at all. 



Fig. I. Orchestia chiliensis. 

 A and B, First and second gnathopods of adult male; 

 C and D, First and second gnathopods of immature male; 

 E and F, First and second gnathopods of a ver}' young male. 



Figures I, A and I, B show the first and second gnathopoda of a male from 

 tube No. 259. In the first gnathopod there is a very small pellucid lobe on 

 the merus (not large enough to show in the figure) similar to those on the 

 carpus and propod. 



The specimens in tube No. 259, labelled »Masatierra, under stones throughout 

 the island» are quite similar in size and structure to those found i New Zealand 

 and, as noted above, the tube contained more males than females. This, how- 



