MEMBRA CIDJE. 
231 
PTEROSTICTA XANTHA. 
(Plate LI. figs. 7, 7a, 7b.) 
Uniformly reddish-yellow, finely punctured. Pronotum with two subacute short 
suprahumeral processes, which are only slightly visible by the front aspect. The 
dorsum convex and smooth to the posterior end, which is sharp, and extends to 
the apices of the tegmina. Tegmina hyaline, with six apical and three subapical 
cells. Legs rather stout, with longish tarsi. Colour rusty-red as regards the 
femora. The specimen, drawn from the Adelaide Museum, shows the long seta) from 
the rostrum. 
Size, 8x4 mm. 
Labelled : November. Adelaide, Bursaria. 
The £ is rather larger than the and is ferruginous-yellow with dark tips to 
the suprahumerals and apex of the pronotum. 
Prons fuscous. The minute antennae are placed below the ocelli. The scutellum 
is only in part uncovered. 
PTEROSTICTA INTERPOSITA, n.s. 
(Plate LII. figs. 1, la, $ and ? . 
The male is smaller than the female, and the suprahumerals are obtuse and not 
easily seen from the front. The metopidium is perpendicular, and is continued in 
a slight curve over the dorsum as a posterior horn, reaching to the tegmina. 
General colour dark fuscous, with a pale ochreous spot above the wing-insertions. 
The tegmina hyaline with a brown neuration. Legs brown and moderately long. 
Size, 4x3 mm. 
Habitat. —Adelaide. 
The female has the suprahumerals more porrect and acute at the tips. The 
legs are only slightly dilated. The surface is roughly punctured. 
Size, 6x3 mm. ?, 4 x 2 mm. 
Habitat. —Adelaide. 
Mr. J. 0. Tepper’s Collection. 
MEGALOSCHEMA LATICORNIS, n.g. 
(Plate LII. fig. 2.) 
Bather large. Genus remarkable for the great width between the eyes and 
the breadth between the suprahumerals. These last are divergent, squarely truncate 
at the tips, prismatic, and carinated. The posterior horn tapers evenly from the 
shoulders to the tip of the abdomen. Pronotum fine ochreous-yellow and much 
