EXPLANATION OF PLATE LIV.* 



Cheiriphotis australis, sp.iiov. 



n.s.^.— lAne indicating natural size of male specimen figured 



below. 

 a.s.9i a.i.<^. — First and second anteunfe of the female. 

 l.s.<^, m 2, mxp.2- — Upper lip, mandible, and maxillipeds of the 



female. 

 mx. i(J, 7nx. 2$. — First and second maxiilse of the male, with 



higher magnification of spines of the first maxilla. 

 gn. 1^, gn. 2^, gn. IQ, gn. 2<^. — First and second gnathopods of 



the male and female. 

 prp. 1, S, J/.,5$. — First, third, fourth, and fifoh peraeopods of tlie 



male. 

 PZ. 5-— Terminal part of pleon of the female, showing in position 



the telson, one of the second uropods, and the third 



uropod slightly deflected by pressure. 

 urp.lQ. — First uropod of female. 

 urp.S^. — Third uropod of male, more highly magnified than the 



other details, except the apical spines of mx. 1. 

 P/.s. 3^. — Part of third pleon segment of male. This, with the 



telson and uropod of the female, is magnified to the 



same scale as the mouth-organs, which are more enlarged 



than the antennae and limbs. 



