ANTS FROM THE OTWAY RANGES. 
feebly convex, posterior face inclined forward, straight or feebly concave ; a 
broad plate-like projection in front below, as long as base of node. Postpetiole 
fully one and a half times broader than long, sides and anterior border feebly 
convex, the latter truncate in front. A sharp constriction between postpetiole 
and first segment of gaster. Legs long and slender. 
Habitat. — Gellibrand. 
Near P. scitula in size and colour but distinguished by the 
shape of the head, thorax and node. 
Genus CHALCOPONERA Emery 1897. 
Chalcoponera mctallica Smith, var. tasmaniensis Em. 
Rend. Acad. Sc. Bologna, p. 232, 1897, § . 
This variety was abundant at Gellibrand. Nests under 
stones. 
Subfamily Myrmicinae Lepeletier 1836. 
Genus APHAENOGASTER Mayr 1853. 
Subgenus Nystalomyrma Wheeler 1916. 
Aphaenogaster ( Nystalomyrma ) longiceps Smith. 
Cat. Hymn. Brit. Mus. vi, p. 128, 1858 ; Wheeler, Trans. Roy. Soc. S. Aust., 
40, p. 216, 1916. 
The crater-like nests of this species were common at Gelli- 
brand. 
Genus PHEIDOLE Westwood 1841. 
Pheidole gellibrandi, sp. nov. 
(PI. IV, figs. 15-16). 
Worker major. — Length, 4-5 mm. 
Head ferruginous ; mandibles, thorax and gaster chestnut ; antennae and 
legs ochraceous. 
Mandibles smooth, with shallow, scattered punctures. Anterior two-thirds 
of head longitudinally striate, these diverging slightly behind ; posterior third 
transversely striate-reticulate, the interstices shining, microscopically reticulate. 
Pronotum and mesonotum transversely striate-reticulate. Epinotum and 
nodes densely and finely punctate. Gaster smooth and shining. 
Hair yellow, rather long and erect, abundant throughout, shorter and 
suberect on antennae and legs. 
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