collected in Australia and Tasmania. ane 
PLATYDEMA. 
Platydema, Laporte et Brullé, Ann. Sciences Nat., 
xxi, p. 390 (1831). 
Platydema limacoides. 
Platydema limacoides, Pasc., Ann. and Mag. Nat. 
Hist. (4), i., p. 280. 
Hab. Tasmania—New Norfolk, Franklin, and Hobart. 
A few specimens, agreeing perfectly with the type. 
The locality given by Pascoe is Victoria (?). Under 
Eucalyptus bark (Walker). 
Platydema tetraspilotum. 
Neomida tetraspilota, Hope, Proc. Ent. Soc. Lond., 
1842, p. 78; Trans. Ent. Soc. Lond., 1845, p. 108. 
Alphitophagus tasmanus, Mars., Ann. Soc. Ent. Fr., 
(a), vu, p. 110. 
Platydema pascoei, Macl., Trans. Ent. Soc. N.S.W., 
il., p. 280. 
Hab. Tasmania—Hobart, Launceston, New Norfolk, 
Franklin. 
I have examined Hope’s type in the Oxford Museum. 
Common, under bark (Walker). 
Platydema bicinctum, n. sp. 
Elongate-oval, narrow, very depressed, shining; piceous or 
pitchy-brown ; the front of the head, the sides, base, and apex of 
the prothorax narrowly, and a broad transverse fascia on the elytra 
a little below the base, and another just before the apex, connected 
along the suture, reddish-testaceous ; the antenn, legs, and under 
surface rufo-testaceous. Head densely, minutely punctate; the 
eyes large, coarsely. faceted, oblique, and deeply emarginate ; 
antennz about reaching the base of the prothorax, joints 4—11 
widened, 5—10 transverse, 11 nearly twice as long as 10; prothorax 
convex, about twice as broad as long, widest a little before the base, 
not much broader at the base than at the apex, the sides strongly 
rounded anteriorly, and sharply margined, the base bisinuate, the 
apex (viewed from above) truncate, the hind angles rectangular, the 
anterior angles obtuse, the basal fovez oblique and rather deep, 
the entire surface densely, finely punctate ; scutellum triangular, 
rather large ; elytra nearly four times as long as, and slightly 
