28 PROCEEDINGS OF THE NATIONAX. MUSEUM. vol.61. 



Shining. Mandible.s finely lugiilose-striolate and punctate, more 

 densely at base and on outer half, with sparse, rather coarse punc- 

 tures. Front and vertex rugulose and with fine striae, which are 

 reticulate on the cheeks, longitudinal at middle of front and curving 

 on vertex and occiput and more approximate. Thorax transversely 

 striate. Base of epinotum obliquely striate, feebly at middle, more 

 strongly at sides. Petiolar node transversely striate and posterior 

 surface of postpetiole indistinctly striate. Gaster and legs very 

 finely punctate. 



Erect hairs rather coarse, long, moderately abundant on head and 

 thorax, abundant on petiole and gaster, shorter and finer on append- 



Color black ; legs brown. 



Worker. — Length 2 mm. 



Head slightly longer than broad, a little narrowed in front, sides 

 feebly convex, occipital corners very broadly rounded, posterior 

 border straight. Mandibles elongate, their blades with 7-8 unequal 

 triangular teeth. Clvpeus rounded at anterior border. Frontal 

 carinae subparallel, extending to opposite anterior border of eyes. 

 Antennal scapes surpassing occipital corners by about one-fifth their 

 length; funicular joints 2-8 slightly longer than broad; club slender, 

 the first two joints subequal in length and together about as long as 

 the terminal. Thorax in profile moderately convex, sides and hu- 

 meri rounded. Base of epinotum slightly convex, much longer than 

 the declivity. Epinotal spines triangular, acute, shorter than their 

 distance apart at base, erect. Petiolar node thickly triangular in 

 profile; its posterior border indistinctly excised. Postpetiole less 

 than twice as broad as petiole, longer than broad, sides broadly 

 rounded. Legs rather stout. 



Shining. Antennal fossae and cheeks striate and head with a few 

 feeble striae in front. Thorax with sparse and very indistinct trans- 

 verse striae. Base of epinotum rugulose. 



Pilosity and color as in soldier. 



Type locality. — Honduras: San Juan Pueblo, Lombardia. 



C otyjyes.— i^?it. No. 24451. U.S.N.M. 



Described from numerous soldiers and workers found nesting in 

 rotten wood. 



Named in honor of Frederick Walker, soldier of fortune. 



PHEIDOLE FIMBRIATA (Roger). 



Honduras: Lombardia, Progresso, San Juan Pueblo. 



PHEIDOLE PUGNAX Dalla Torre. 



Honduras: San Juan Pueblo. 



