524 ARACHNIDA FROM THE SOUTH SEAS, 



Family THERIDIID^. 



Genus A r g y r o d e s, E. Sim. 



5. Argyrodes antipodiana, Camb. 

 Log. — Noumea, New Caledonia. 



Mr. Walker collected three specimens at Noumea of a species 

 which appears, when compared with our native forms, inseparable 

 from A. antipodiana. This species also occurs in New Zealand. 



6. Argyrodes walkeri, sp.nov. 



(Plate xxviii., figs. 2, 2a, 3, oa.) 



^. Cephalothorax l-5mm. long, I'Smm. broad; abdomen 2mm. 

 long, 1-2 mm. broad. 



Cephalothorax orange-yellow, smooth, glossy. Pa7's cephalica 

 produced and elevated, and divided in front by a transverse 

 cleft into two lobes, of which the upper is much the largest, 

 and these, excepting at the base of the cleft, touch each other; 

 the lower lobe is clothed with short, stiff black hairs. Pars 

 thoracica broad, arched, normal radial grooves distinct, 

 Eyes normal. 



Legs long, tapering, orange-yellow except at joints, which have 

 dark brown annulations, and clothed with short black hairs. 

 Relative lengths : 1, 2, 4, 3, those of the first pair being much 

 the longest. 



Pa/pi long, slender, orange-yellow; copulatory organ as in figure. 

 Fakes yellow, glossy, long, moderately strong, arched. 

 Maxillce, labium and sternum concolorous, normal. 

 Abdomen yellowish, oblong, uneven, gradually ascending from 

 its base to posterior extremity, where it is produced into a some- 

 what cylindrical- prominence, the apex of which is slightly 

 depressed, and relieved by a large dark brown spot, the latter 

 thinly clothed with a few short black hairs. 



9. Cephalothorax 2mm. long, l-4mm. broad; abdomen 3-2 mm. 

 long, 2-6 mm. broad; height (from spinners to highest point) 

 3-3 mm. 



