252 Mr. G. C. Champion on the Heteromerous Coleoptera 
Hah. N. W. Australia — Adelaide Eiver. 
Five examples, the male in a mutilated condition. In 
this curious little species the elytra have several patches of 
whitish pubescence,, which tend to form two irregular 
transverse fasciae, separated by a common transverse 
fusco-pubescent space. Of similar habits to the preced- 
ing (Walker). 
ANTHICID^. 
FORMICOMUS. 
Formicomus, Laferte, Monogr. Anthic, p. 70 (1848). 
Formicomus quadrimaculatus. 
Formicomus quadrimaculatus, King, Trans. Bnt. Soc. 
N. S. W., ii., p. 7. 
Hah. South Australia — Port Adelaide. 
One specimen. 
Formicomus nigripennisj n. sp. 
Moderately elongate, very shining ; the head (the eyes excepted) 
and prothorax rufo -testaceous, the elytra black ; the antennse 
piceous, with the two basal joints rufo-testaceous, the palpi 
piceous ; the anterior and intermediate femora fuscous, the hind 
femora piceous, the basal half of each rufo-testaceous, the tibiae 
piceous, with the base and apex rufous, the tarsi rufous ; beneath 
black, the prothorax and mesosternum rufo-testaceous ; the upper 
surface clothed with long, widely scattered, suberect, cinereous 
hairs. Head large and convex, orbicular, with a few minute 
widely scattered punctures, the eyes moderately prominent ; 
antennae rather slender, a little more than half the length of the 
body. Prothorax much narrower than the head, longer than 
broad, strongly constricted and compressed at the sides behind the 
middle, the pleurae deeply grooved, the sides subparallel at the 
base, the anterior portion subglobose ; the surface very sparsely, 
minutely punctured, the anterior part smooth on either side. 
Elytra moderately convex, oval, rather broad, subtruncate in front, 
the disc feebly transversely depressed a little below the base, the 
surface exceedingly sparsely, minutely punctate. Legs moderately 
elongate, the femora strongly clavate. Length 3^, breadth 1^ 
mm. ( $ ). 
Hah. N. W. Australia — Adelaide River. 
