182 Mr. C. J. Gahan’s notes on the 
31. Uracanthus, sp. 
One damaged specimen from Roebuck Bay, N.W. 
Australia. 
Uracanthus triangularis, Hope. 
Proc. Zool. Soc., 1838, p. 64; Trans. Zool. Soc., 
vol. i., p. 108 (1884), pl. 15, fig. 4. 
= Stenochorus angustatus, Boisd., Voy. de Astrolabe, 
Entom., ti., p. 475 (1835). 
= Mallocera angustatus, Casteln., Hist. Nat., 11., p. 425. 
The Stenochorus angustatus of Boisduval and Hope, 
here placed as a synonym, stands under Hpithora in the 
Catalogue of Gemminger and Harold (p. 2820). 
32. Rhinophthalmus nasutus, Shuck. 
Stephanops nasutus, Shuck., Ent. Mag., vol. v. (1888), 
p. 510; Saund., Trans. Ent. Soc. Lond, ser. 2, 
vol. i., pl. 4, fig. 4. 
Tasmania : Hobart (Walker), and also Australia. 
The description and figure of Macrones elongaticeps, 
Blanch. (Voy. Pole Sud., Zool., iv., p. 306, pl. 17, fig. 20), 
prove conclusively that this species cannot be identical 
with the above; so that the synonymy given in the 
Catalogue of Gemminger and Harold is incorrect. 
33. Rhinophthalmus marginipennis, Fairm. 
Stephanops marginipennis, Fairm., Le Naturaliste, 
ISTO, p25: 
One example taken at Adelaide River, North Australia. 
34. Pterostenus suturalis, Oliv. 
Stenocorus: suturalis, Oliv., Ent., iv., No. 69, p. 29, 
pl. 3, fig. 29. 
TasmanrA: Hobart and Launceston. West AUSTRALIA: 
Fremantle. 
The examples from Fremantle belong to a variety 
which has not been described under any of the names 
given as synonyms of the species in the Catalogue of 
Gemminger and Harold. In this variety the head and 
thorax are entirely black, and the dark blue-black sutural 
vitta spreads out behind to cover the whole of the apical 
