42 PYCNOGONIDA. 



Palpi sat longi, articulis binis ultimis gracilibus, conjunctis articulo tertio manifeste longioribus, articulo 

 ultimo quam paenultimo multo breviore. 



Pedes oviferi sat longi, ungne multidentato. 



Pedes gressorii breviusculi, sat graciles, articulis tarsalibus conjunctis dimidiam longitudinem articuli 

 alterius tibialis manifeste longioribus, articulo altero tarsali quam priore multo longiore, utroque 

 serie aculeorum gracilium sat longorum in margine interiore instructo. Unguis longiusculus, 

 crassiusculus, unguiculis auxiliaribus gracilibus, brevibus, non tertiam partem longitudinis unguis 

 explentibus. 



Long, tota 7,5 mm . Rostri 2,3 mm . Corporis 4 mm . Segmenti caudalis i,2 mm . 



The trunk rather slender. 



The neck somewhat short. 



The oculiferous tubercle high, truncate, with sharp corners; the ocelli very large, almost oval, of 

 about the same size, touching each other in the middle and at the sides. 



The caudal segment somewhat short, directed obliquely upward. 



The chelifori rather long, slender, the scape longer than the chela; the chela rather long, the palm 

 much shorter than the movable finger. 



The palps rather long, the two last joints slender, together distinctly longer than the third joint, the 

 last joint much shorter than the last but one. 



The ovigerous legs rather long, the claw with many teeth. Organ of sense, see fig. 20 a. 



The ambulatory legs somewhat short, rather slender, the tarsal joints together distinctly longer than 

 half the second tibial joint, the second tarsal joint much longer than the first one, both with a 

 series of slender, rather long thorns in the inner edge. The claw somewhat long and thick 

 with slender, short auxiliary claws, not reaching to a third part of the length of the claw itself. 



Total length 7,5 mm . The proboscis 2,3 mm . The trunk 4 mm . The caudal segment 1,2". 



Occurrence. The Ingolf-station 27, the Davis Strait, 64 54' Lat. N. 55 10' Long. W., 393 fath. 

 soft, gray clay, numerous pebbles, mostly granite; bottom temperature 38. Numerous specimens. 



ii. Nymphon elegans Hans. 



Nymphon elegans Hansen, Kara-Hav. Pycnog., 1886, p. u. Tab. XVIII. Fig. 4, 4 a-d. 

 Sars, Pycnogonidea, 1891, p. 86. PI. IX. Fig. i, i a-g. 



Occurrence. The Ingolf-stations 15, 116, 126, and 138 show it to be taken in the Denmark 

 Strait, the Greenland Sea, and the western part of the Norwegian Sea from Jan Mayen some way to 

 the south, at a depth from 293471 fath. 



From the collections of the Zoological Museum may be added: Baffin's. Bay 72 40' Lat. N. 57 15 

 Long. W., 118 fath., the bottom clay without algae (Fylla, Holm); the Denmark Strait, 63 15' Lat. N. 

 25 20' Long. W., 270 fath. (Wandel); and the Norwegian Sea, 61 23' Lat N. 4 21' Long. W., 505 fath., 

 ooze (idem). 



