mann: ants of the fiji islands. 435 



Long erect hairs rather sparsely distributed on head and thorax, more 

 abundant on gaster. Finer and shorter hairs on gaster, mandibles, and 

 appendages. 



Dark reddish brown to black, mandibles and legs lighter. 



Worker. Length 2 mm. 



Head a little longer than broad, sides moderately convex, posterior corners 

 broadly rounded, posterior border very feebly concave at middle. Mandibles 

 with eight unequal triangular teeth. Clypeus flat basally, finely carinate at 

 middle of anterior half, anterior border concave at middle. Front.il carinae 

 little elevated, rounded, subparallel, extending to about half the distance 

 between eyes and occipital border. Eyes situated slightly in front of middle of 

 sides of head. Antennal scapes thickened at anterior fourth, then narrowed 

 to apex, surpassing occipital corners by one fourth. Pronotum moderately 

 convex above, gibbous laterally at middle. Promesonotal impression weak. 



Fig. 14. — Pheidole caldwelli Mann. Soldier. 



Base of epinotum rather flat, twice as long as declivity; spines stout, two thirds 

 as long as the base of epinotum, moderately divergent and rather strongly 

 curved. Petiolar node from above about twice as long as broad, sides rounded. 

 Postpetiole twice as broad as petiole, broadest behind, with evenly rounded 

 sides. 



Gaster, legs, and mandibles shining, the remainder opaque. Mandibles 

 very sparsely punctate. Cheeks and front of head with weak striae, head, 

 thorax, petiole, postpetiole, spines, antennal scapes, and legs densely punctate; 

 gaster very finely and densely punctate at base of first segment. 



Erect, stiff, hairs rather sparsely distributed on head, body, and appendages. 



Dark reddish brown; mandibles and appendages lighter. 



Female. Length 5 mm. 



Head very slightly broader than long. Antennal scrobes better defined 

 than in the soldier. Epinotal spines longer than the declivity, stout basally, 

 pointed apically. 



Front and sides of head longitudinally striate; scrobes densely punctate, 

 Mesothorax longitudinally striate. Scutellum rugose. Epinotum, petiole, 



