151 
In so assigning the female in the South Australian Museum, 
from which the above description has been mainly drawn up, it 
must be remarked that, though slightly shorter in the body, it 
agrees very well with the principal characters, the differences 
being sexual and individual. 
GRYLLACRIS LIGATA, br. (Mon., 115). 
“‘Size large. Pale testaceous. Head pale, face with a broad, 
deeply black transverse band; also the pronotum. Ovipositor 
narrow, acuminate, incurved. 
Male. Female. 
Length of body _... ... 45 mm. 47 mm. 
Length of pronotum seen OW. : LO: 
Length of elytra... TET Fe Ap 
Length of hind femora... 18 “ Zoe 
Length of ovipositor eo oe 
Habitat.—New Britain, and New Hanover Islands.” 
GRYLLACRIS DEBILIS, Br. (ibid, 116). 
“Size small. Pale ferruginous. Fastigium of vertex rounded, 
one and a half times the width of first antennal joint. Ocelliform 
spot scarcely distinct. Elytra obtuse, subpellucid. Wings 
cycloidal, hyaline. Femora at apex and base of tibie reddish. 
Hfhd femora below, with four internal and five external spines. 
Ovipositor slender, scarcely incurved, and scarcely exceeding the 
hind femora, acuminate. Subgenital lamina of female obtusely 
triangular. 
Female. 
Length of body ... ee 3h a 212 im, 
Length of pronotum AD 
Length of elytra - LSioae 
Length of hind femora... LODins 
Length of ovipositor Poy 
Habitat.—North Australia.” 
GRYLLACRIS SUBDEBILIS, spec. nov. 
Size small. Uniformly testaceous. Head from front view sub- 
orbicular, depressed. Face with indistinct pale medial line, 
ocelliform spots none. LELyes and mandibles black. Fastigium of 
vertex twice as wide as first antennal joint ; lateral ridges near 
apex narrowly brownish; also a small spot on each side of 
superior external angle of clypeus. Antenne about twice the 
length of body, and of the same color. Pronotum with disk sub- 
triangular, medially depressed; fore and hindmargins raised, 
former convex, latter concave; lobes deeply sulcate, inferior 
margin slightly rounded, angles subrotundate. Elytra scarcely 
