476 bulletin: museum 01 comparativi zoology. 



6 1 Pri nolepib \ i\ ii'i la \ lander). 



Formica vividula \\l. Icta Soc Bci Fennica, 1846, 2, p, !)()(), £ 9 ', pi. is, 

 fig. 2. 



Viti Levu: Nadarivatu, Waiyanitu, Nausori, Tai Levu, Koro Vatu. 

 VanuaLevu: Lasema, Wainunu, Suene. Ovalau: Levuka. Taviuni: 

 Somo Somo, Nagasau. Kadavu: VanuaAva. Lau: Munia, Tuvuca. 

 Vanua Mbalavu: Loma Loma. 



65. Prenolepis (Nylanderia) burbonica Forel, var. bengalenbib 



Forel. 



Journ, Bombay oat. hist, soc, L894, 8, p. 406 W7, 5 • 



Yiti Levu: Nadarivatu, Waiyanitu, Suva, Koro Vatu. Vanua 

 Levu: Wainunu, Labasa. Ovalau: Levuka. Taviuni: Somo Somo. 



This variety, which occurs also in Samoa, is exceedingly abundant 

 throughout the larger islands. 



(Hi. Prenolepis (Nylanderia) oceanica, sp. nov. 



Worker. Length 1.25-1.50 mm. 



Head a little longer than broad and slightly broadest behind, posterior 



border nearly straight. Mandibles with four strong teeth and two minute 

 ones. Clypeus very obtusely carinate at middle 1 , anterior border nearly 

 straight. Eyes rather large, feebly convex, situated in front of sides at middle 

 Antenna! scapes surpassing occipital corners by distinctly less than half their 

 length; firsl funicular joint a little longer than the second and third together, 

 remaining joints except the terminal, less than twice as long as broad. Thorax 

 robust. Mesoepinotal suture broadly impressed. Basal portion of epinot urn 

 in profile about one third as long as declivity. Node small and much inclined 

 forward. Legs not very long. 



Feebly shining. Mandibles striate. Body finely and shallowly punctate. 



Head, body, and appendages rather thinly covered with fine, silky appressed 

 pubescence. Macrochaetae sparse on head and gaster, and two pairs each on 

 pro- and mesonotum and one pair on epinot urn. 



Color dark brown, to black, with the appendages pale brown. Pilosity 

 yellow-brown, 



Viti Levu: Nadarivatu (Type-locality), Waiyanitu. 

 Distinct from minutuhi Forel, with which it is related in the more 

 robust form and the broader subquadrate head. 



