﻿Plate III. (Crustacea, Plate XCII.) 

 Polycheles demani, n. sp. 



n.s. Female specimen in doi-sal view, natural size ; fiagella of the antennae 

 ciirtailed by want of space, the frontal and telsonic parts slif,'htly 

 fore-shortened, the epimeral parts of tlie pleon a little expanded from 

 their natural aspect. 



th. Thelycum. 



T. The telson. This and all the other separate parts of natural size, except 

 the terminal part of tlie fifth peraeopod. 



mxp. 1, 2, 3. First, second, and third maxillipeds. 



prp. 1. First peraeopod, the chela detached, for considerations of space. 



prp. 5. ' Fifth peraeopod on tlie ritjlit, with terminal portion on the left 

 magnified. 



pip. 2. Second pleopod. 



