PYGNOGONIDA— CALMAN. 



27 



The species is named after Mr. D. G. Lillie, who was biologist in charge of the 

 dredging and other work on board the " Terra Nova," to whom much credit is due for 

 the extent of the collections brought home and their excellent condition. 



Genus PENTANYMPHON, Hodgson. 

 Pentnnymphon antarcticum, Hodgson. 



P. antarcticum, Hodgson, 1904, p. 459, PI. xiv ; id., 1907, p. 36, PI. v; id., 1908, p. 177; 

 Bouvier, 1907, p. 30, text-figs. 3-6 ; id., 1913, p. 66, text-figs. 22-24. 



Occurrence. — Station 220, off Cape Adare, 45-50 fathoms ; 1 specimen. Station 

 318, McMurdo Sound, 130 metres; 1 specimen. Station 331, Entrance to McMurdo 

 Sound, 250 fathoms ; 1 specimen. Station 338, Entrance to McMurdo Sound, 207 

 fathoms; 12 specimens. Station 340, off Granite Harbour, 160 fathoms ; 3 specimens. 

 Station 355, McMurdo Sound, 300 fathoms; 1 specimen. Station- 356, off Granite 

 Harbour, 50 fathoms; 18 specimens. 



Measurement.s, in mm. — " Discovery," 30/3/03. 



Syntype. 



Length of proboscis . 



Diameter of proboscis 



Length of trunk 



Length of cephalic segment 



Greatest width of cephalon 



Width of neck 



Width between first and second lateral processes 



Width across second lateral processes 



Third right leg — 



First coxa 



Second coxa 



Third coxa 



Femur 



First tibia 



Second tibia 



Tarsus 



Propodus . 



Claw 



Auxiliaries 

 Palp- 

 Second segment. 



Third 



Fourth „ 



Fifth 



