199 - 
punctures; interstices regular, strongly convex and impunc- 
tate; a fine marginal membrane not extending to base. 
Pygidium and propygidium with small, dense, sublaminate 
punctures. Mesosternum with a strong process produc 
front of front coxae, flat on lower-surface, arcuate above, and 
truncate at apex. Legs rather short, front tibiae strongly 
bidentate. Length, 14-16 mm. 
Hab.—Queensland: Cairns district (F. P. Dodd, H. H. 
D. Griffith, and A. M. Lea). Type, I. . 
ü One specimen bears a note by the late Rev. T. Blackburn, 
Not Xylonyehus,.probably female of gen. nov. very near 
t» 
Stethaspis (2 Xylonychus), from all the species of which they 
may be distinguished by the dense scales at the sides of the 
Surface they are sparser and subsetose in character; on the 
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the type there are seven punctures on the scutellum, but on 
the other Specimens they are more numerous. 
In a recent letter Mr. G. J. Arrow remarked, “It seems 
to me quite unnecessary to make a new genus for S. squamosus; 
we have four specimens of it, from Kuranda; they include 
a h sexes, but the antennae of the male scarcely differ from 
į those of the femaliz" 
COLYMBOMORPHA SPLENDIDA, n. sp. 
y 
Surface, and legs (hind tibiae: and parts of tarsi excepted) 
| flavous, with a coppery-green gloss. Upper-surface glabrous, - 
i "nder-surface almost so. 
f Head with sparse and small, but sharply-defined punc- 
ires. Clypeus about twice as wide as long, front truncated, 
dise rather strongly convex; punctures at apex and sides 
lé as clypeus, narrow, apex gently incurved. Antennae 
ibellum six-jointed, the rami each about as long as 
