﻿I'VCNOGONIDA. ,Q 



two thirds of the inner edge. The claw short, rather thick , witli rather slender auxiliar\- claws 

 of about half the length of the claw itself. 

 Total length 9,6""". The i>roboscis 2,8"™. The trunk 5,3™'". The caudal segment lo""". 



This species resembles very much the following species, X. Ilofkii , but is easily distinguished 

 from it b\- the shape of the chelifori aiul palps, and the much longer caudal segment. Only one single 

 specimen is known, which moreover is not quite full-grown. 



Occurrence. The Ingolf-station 2; the localit\- the boundary between the Norwegian Sea 

 and the Atlantic, midway between the Faroe Islands and Iceland, 63 4' Lat. X. t/ 22' Long. W.; the 

 depth was 262 fath., the bottom clay and gravel, and the bottom temperature 5 '3. 



7. Nymphon Hoekii u. sp. 



Tab. III. Fig. 7- 13. 



Junior (poris genitalibus nullis). 

 Corpus sat robustum. 



Collum bre\'e. 



Tuber oculare sat altum, robustum, obtusum, inerme; ocelli sat magni, rotundati, in lateribus contin- 



gentes, anteriores posterioribus vix majorcs. 

 Segmentum caudale breve, crassiusculum, paulum sursum curvatum. 

 Chelifori crassiu.sculi, scapo brevi, quam chela breviore; chela lougiuscula, palma breviu.scida, quam 



pollice breviore. 

 Palpi breviusculi, articulis binis ultimis sat gracilibus, longitudine subiequalibus, conjunctis articulo 



tertio manifeste longioribus. 

 Pedes oviferi sat longi, uugue multidentato. 

 Pedes gressorii breves, crassiusculi, articulis tarsalibus longitudine subccqualibus, conjunctis dimidiam 



longitudinem articuli alterius tibialis non explentibus, articulo altero tarsali absque aculeis in 



margine interiore. Unguis brevis, crassiusculus, unguiculis auxiliaribus sat gracilibus, dimidiam 



longitudinem unguis \'ix explentibus. 

 Long, tota S™"'. Rostri 2,S""". Corporis 5,3""". Segmeuti caudalis i""". 



The trunk rather robust. 



The neck short. 



The oculiferous tubercle rather high, robust, rounded, without teeth; the ocelli rather large, round, 



touching each other at the sides, the foremost hardl\- larger than the hindmost 

 The caudal segment short, somewhat thick, bent a little u])ward. 

 The chelifori rather thick, the scape short, shorter than the chela; the cliela rather long, the palm 



somewhat short, shorter than the mo\able finger. 

 The palps .somewhat short, the two last joints rather slender, of about equal length, botli together 



distinctly longer than the third joint. 



