Trogoderma daleum, Háva, 2024

Háva, Jiří, 2024, Descriptions of ten new Trogoderma Dejean, 1821 species from Australia (Coleoptera: Dermestidae: Megatominae), Faunitaxys 12 (29), pp. 1-7 : 2

Trogoderma daleum sp. nov.

(Fig. 4-6)

ZooBank:https://zoobank.org/ 2BE48A05-5DEA-4445-8D7E-B9F642CEACC7

Holotype, ♂, Western Australia, Jarra Forest, Mt. Dale, Little Dark Swamp env., 11.ix.2012, ( WAMP).

Description

Body. – Measurements(in mm):TL2.8, EW 1.7. Body short, oval (Fig. 4); head black; pronotum black, shiny, with sparse, short, yellow setation; elytra black and brown with sparse, short, yellow setation; antennae dark brown; legs dark brown.

Head. – Coarsely punctate, sparsely covered with short, yellow setation. Palpomeres dark brown. Eyes large, with yellow microsetae. Ocellus present on front. Antennae filiform, antennomeres I-II, VIII-XI dark brown, III-VII brown, with short, yellow setation, composed of 11 antennomeres (Fig. 5). Antennal club with 5 antennomeres.

Pronotum. – Shiny, coarsely punctate laterally, finely punctate discally, black, lateral margins of pronotum smooth.

Scutellum . – Black, triangular, without setation.

Elytra. – Shiny, brown with triangular black sutural area, coarsely punctate on humeri, covered by sparse, short, yellow setation. Each elytron with small bump on humera.

Ventralsurface. – Epipleuron black, covered by short, yellow setation. Mesosternum and metasternum black, covered with short, yellow setation, finely punctate.Abdominal ventrites black, finely punctate, sparsely covered with recumbent, short, yellow setation. Pygidium black with brown setation.

Legs. – Dark brown covered with recumbent, yellow setation.

Genitalia. – As in Fig. 6.

Female. – Unknown.

Differential diagnosis. – The new species is externally similar to Trogoderma macleay Blackburn, 1891 but differs from it by the filiform structure of the antennae (in macleay the antennae are flabellate) and the structure of the male genitalia.

Etymology. – Toponymic, named according to the type locality, Mount Dale.

Distribution. – Western Australia.