Uracanthus ater Lea, 1917a

Thongphak, Duangrat & Wang, Qiao, 2007, Taxonomic revision of the longicorn beetle genus Uracanthus Hope 1833 (Coleoptera: Cerambycidae: Cerambycinae: Uracanthini) from Australia., Zootaxa 1569 (1569), pp. 1-139 : 73-74

Uracanthus ater Lea, 1917a

(Fig. 57)

Uracanthus ater Lea, 1917a: 742 .– Lea, 1917b: 619; McKeown, 1947: 63. Description

Male. Body length, 21.50 mm; width, 4.39 mm.

Colour (Fig. 57). Body blackish brown except middle area of elytra reddish brown. Head, pronotum and elytra with more or less evenly distributed white pubescence.

Head. Postclypeus semicircular and flattened, with sparse coarse punctures; frontoclypeal suture deep and narrow in middle; distance between lower lobes of eyes 1.53 × as long as distance between upper lobes of eyes; distance between upper lobes of eyes 1.08 × as long as distance between eyes on ventral side; genal length 0.24 × as long as head width immediately below eyes. Antennae about as long as body; segments 4–10 flattened and produced on one side at apex.

Thorax and abdomen. Pronotum 1.22 × as long as width, with a small conical process at each side; posterior margin 1.46 × as wide as anterior margin; pronotal disc binodulose in middle area; disc and side strongly rugose transversely. Scutellum semicircular, with dense pubescence. Elytra 4.03 × as long as prothorax and 3.60 × as long as shoulder width; elytra coarsely and shallowly punctate from base to apex; apex slightly emarginate, with a small spine at suture.

Male terminalia. Unknown.

Female. Unknown.

Distribution Central Australia.

Comments

This species resembles U. suturalis but differs in having the elytral apex slightly emarginate with a very small spine at the suture; pubescence on elytra more or less evenly distributed.

Material examined

Holotype. ♂, Central Australia, type no. 18528, abdomen and 6 segments of right antenna missing, H. Hacker; bearing a type label, and a name label on which ‘TYPE’ was written in red ( SAM).