MANN: ANTS OF THE FIJI ISLANDS. 



423 



declivity. Petiole much longer than broad, narrowed in front, with the dorsal 

 and anterior surfaces rounding into each other; in profile longer than high, 

 and highest behind. Gaster slender. 



Very shining. Mandibles punctate. 



Head coarseh' punctate, rugulose between frontal carinae and eyes. Cly- 

 peus with distinct scattered punctures. 



Erect hairs fine and flexuous and moderately abundant on head and body, 

 shorter on appendages. 



Jet black, tip of gaster and appendages brown. 



Viti Levu: Waiyanitu. 



Nearest to letilac but very distinct in its smaller size and more 

 elongate petiole, its longer head and more narrowly rounded clypeal 

 projection. Type. — M. C. Z. 8,691. 



16. Leptogents (Lobopelta) navua, sp. nov. Fig. 8, 9. 



Fig. S. — Leptogenys (Lobopelta) navua Mann, 

 petiole. 



Worker. Lateral view of thorax and 



Worker. 



Length 4.50-5 mm. 



Head nearly twice as long as broad, sides nearty 

 straight, slighth' broadest anteriorh', posterior cor- 

 ners rounded, border straight. Mandibles concave 

 at apical border, edentate. Clji^eus elongate, trian- 

 gularly produced at middle, sharph' carinate for 

 entire length. Antennal scapes surpassing occipital 

 border by about one fifth their length, funiculus 

 rather stout, first, second, and third joints subequal 

 in length, remaining joints gradually decreasing in 

 length, terminal joint scarcely as long as the two 

 preceding joints together. Eyes smaU, little convex, 

 situated at a distance from base of mandibles appre- 

 ciably greater than their longitudinal diameter. 

 Pronotum about as broad as long. Me.soepinotimi 

 with a transverse impression near to and parallel 



Fig. 9. — Leptogenys (Lobo- 

 pelta) navua Mann. 

 Worker. Front view of 

 head. 



