2 4 :\Ii. \V. C\ l^.iwlfy ou 



and tliinl equal, narrow, fourth and tiftli ecjual, Ijroader, the 

 rcuuiining joints iuereasiuij in breadth and tliickness np 

 to tlie apical, which is nearly as long as the two preceding 

 together. 



Kpinotum with two blunt projections. First node longer 

 than broiid, the sides ])arallel, the second broader, broader 

 than long, with a small tooth at each side. 



Smooth and shining; mandibles punctured, head finely 

 and sparsely striate, with a few punctures; thorax smooth 

 and shining, the apical border and sides of seutellum striate. 

 Declivity and sides of epinotum s|)arsely striate. First node 

 irregularly striate; gaster smooth and shining. 



Body with a yellowish pilosity, fairly abunchmt. 



Perth, AV. Anstralia (J. dark, no. 2G). 



Types W. C. C. coll. 



Pheidole ampla, Forel, race perthensis, st. n. 



1/. Length 5 ram. 



Colour darker than type. Borders of mandibles, clypens 

 and cheeks, and a patch on the front, dark brown, rest of 

 head custaneous red. Thorax and petiole darker than head, 

 gaster dark brown. 



Mandibles with a straight edge terminated by two large 

 teeth ; clypeus flat, with a deep incision in anterior border, 

 but without a distinct central carina. Frontal area impressed, 

 triangular. 



Head 2"1 mm. long, 2*0 mm. broad, sides subparallel, 

 broadest just behind centre ; occipital groove very deep. 

 Scapes do not reach to half the distance from their base to 

 the occiput. 



The mesonotum has a feeble transverse impression, less 

 distinct than in var. mackayeytsis. Epinotal spines as long 

 as half the distance that divides them. Second node more 

 than twice as broad as long, with a prominent conule at 

 each side. 



Mandibles with a few coarse striae at base, and sparsely 

 punctured. 



Clypeus with one or two longitudinal ridges. Cheeks and 

 anterior half of head w ith regular longitudinal raised striae 

 in ridges, similar to, but more prominent than in var. 

 viackayensis, the spaces between them smooth. Occipital 

 lobes with striae curving outwards from the central impression. 

 Rest of head smooth. 



Pronotum transversely and irregularly striate. Epinotum 

 between the spines superficially reticulate with a \ew lines. 



