STEBBING— ISOPODA 121 



B. Dactylokepon catoptri, n. sp. 



n.s. ?. Line indicating length of female specimen figured below. 

 PI. V. Ventral view of pleon much more highly magnified. 

 l.C. Part of hind lamina of the head. 

 mxp. A maxilliped. 

 prp. 5. Fifth peraeopod. 



0. Kepon halimi, n. sp. 



n.s. $. Line indicating length of female specimen figured below in dorsal view. 



Pl.V. Ventral view of pleon, more enlarged, with higher magnification of some inner branches 



of the pleopods, those on left of the figure being closely curled. 

 l.C, mxp., gn. 1. A figure showing together in situ the hind lamina of the head, the maxillipeds, 



and one of the first gnathopods with part of its marsupial plate. Also gn. 1 more enlarged. 

 prp. 5. Fifth peraeopod of female, this and the preceding figure on the same scale as the ventral 



view of the pleon. 

 J. The male magnified to the same scale as dorsal view of female, and above much more 



enlarged ventral view of male, without limbs of the peraeon, except one first gnathopod. 

 CD. J 1 ., C.V.J. Dorsal and ventral views of head of male, more enlarged. 

 gn. 1. </. First gnathopod of male more enlarged. 



Plate 11. 

 A. Gigantione rathbunce, n. sp. 



n.s. ?. Lines indicating natural size of female in dorsal view, not including in the width the 



marsupial plates. 

 n.s. £. Line showing real length of male specimen figured below on the same scale as figure 



of female. A much more enlarged figure of the male on the left. 

 a.s., a.i. First and second antennas of the female. 



os., nun. Mouth, showing the mandibles, not covered by the first antennas or maxillipeds. 

 prp. One of the hinder peneopods of the female, with lateral lobe of segment. 

 Pl.V. Ventral view of pleon of female, with its five pairs of pleopods, and the uropods; part 



of first pleon segment not shown. 

 C.V.J. Ventral view of head of male, showing between the eyes the maxillipeds, flanked by 



the rudimentary second maxillae, and, above, the mandibles projecting between the first 



antennae, which are placed between the second antennae. 

 gn. 1. </, prp. 5, £ . First gnathopod and fifth peraeopod of male. 

 pips. 2, 3, 4, 5, ,/. Second to fifth pleopods of male. 



The ventral view of the female pleon is less highly magnified than the other details, which 

 are on the same scale for male and female. 



B. Trapezicepon a/micorum (Giard and Bonnier). 



n.s. $. Lines indicating natural size of female figured below. 



Pl.V. Ventral view of pleon, more enlarged. 



Pl.D. Dorsal view of pleon (part). 



urp. Uropod. 



n.s. J. Line showing length of male specimen figured below. 



a.i. </"., gn. 1. £. Greatly enlarged figure of male in ventral view, second gnathopod and five 



pera;opods omitted from right hand of the figure, the first and second antenna; and first 



gnathopod separately more enlarged. 

 x. x . Supposed females of unknown species, drawn to the same scale as the figures above them. 



SECOND SERIES— ZOOLOGY, VOL. XIV. 16 



