MANN: ANTS OF THE FIJI ISLANDS. 473 



Eroct hairs short and sparse on head and body; lacking on appendages. 

 Short, silky, and ver}- fine pubescence on head and body. 

 Fuscopiceous, tarsi lighter. 



Viti Levu: Xadarivatu. 



Described from three workers found on a tree-trunk. 

 This form differs from typical auceps in its smaller size, thinner 

 petiole, shorter and less compressed femora and in the much sparser 



pilosity. 



58. Tapinoma melanocephalum (Fabricius). 

 Formica melanocephala Fabr., Entom. syst., 1793, 2, p. .353. 



Throughout the islands. 



Though one become accustomed to seeing this ant in practically 

 every locality visited, it was a surprise to find it well established on 

 such an isolated and barren spot as Vekai, in Lau. Vekai is merely 

 a piece of elevated coral rock, uninhabited and seldom A-isited. Besides 

 T. vielanocephalvm, Prenolepis longicornis was abundant on Vekai. 



59. Technomyrmex albipes (Smith), var. vitiensis, \ar. nov. 



Worker. Length 2.5 mm. 



Differing from t^-pical rJbipes in the color of the legs which are reddish 

 brown, with the tarsi light brown, instead of black with the tarsi white, 

 a sUght difference, but constant in a large series from man}' different localities 

 on the larger islands. 



Viti Levu: Xadarivatu (Type-locality), Waiyanitu, X'asoqo, Vesari, 

 Tai Levu. Vanua Le\Ti: Suene, Lasema, Labasa. Taviuni: Somo 

 Somo, Xagasau. Ovalau: Levuka. Kadavu: Buke Levu. 



Type.— ^L C. Z. 8,716. 



60. Plagiolepis foreli, sp. nov. 



Worker. Length .75-.9 mm. 



Head slightly longer than broad, as broad in front as behind, sides convex, 

 posterior border nearly straight. CK'peus broadly and blunth^ carinate at 

 middle, straight at middle of anterior border. Antennal scapes surpassing 

 occipital corners by a distance equal to three times their diameter at tips; 

 joints 2 and 3 (jf funiculus broader than long, the remainder longer than broad 



