﻿138 



PROCEEDINGS OF THE NATIONAL MUSEUM 



VOL. 102 



in the morphology of the hinder margin of the pleotelson, in the rela- 

 tive length of the uropods compared with the pleotelson length, and 



Figure 57. — laniropsis kincaidi kincaidi Richardson: a, Male pleopods; b, apex of male 

 first pleopods; c, distal articles of peduncle of second antenna; d, uropod; e, first antenna. 

 /. k. derjugini Gurjanova: /, first antenna; g, second antenna; A, uropod; i, apex of male 

 first pleopods. (Magnifications as indicated by scales: a and c same as g; i same as b; 

 e,f, and h same as d) 



