Trogoderma horaki, HávA, 2013

HávA, Jiří, 2013, A new Trogoderma species from Madagascar (Coleoptera: Dermestidae: Megatominae)., Arquivos Entomolóxicos 9, pp. 3-5 : 4-5

Trogoderma horaki sp. nov.

( Figs. 1-3 )

Type material. Holotype ♂: E Madagascar, Tamatave distr. , Andasibe, 17- 30.12.2001, J. Horák leg., (JHAC). Specimen of the species described here is provided with a red printed label with the following text: “ HOLOTYPE Trogoderma horaki sp. n. Jiří Háva det. 2012”.

Description.

Male. Body measurements (in mm): TL 1.6 PW 0.9 PL 0.4 EL 1.2; cuticle black on dorsal and ventral surfaces; small and oval. Head coarsely punctate with long yellowish-brown pubescence. Palpi entirely brown; pubescence on mentum denser. Ocellus on front present. Antennae 11-segmented, antennal club 4-segmented ( Fig. 2 ), light brown. Pronotum coarsely punctate like head with long yellowish-brown pubescence; anterior angles not visible from above. Scutellum very small, triangular without pubescence. Elytra coarsely punctate; cuticle black with one large orange spot near apex and one transverse fasciae covered by yellow pubescence ( Fig. 1 ). Epipleuron entirely black with yellow pubescence. Legs brown with short yellow pubescence; tibiae without spines. Meso-metasternum with short yellow pubescence. Abdominal sternites with short yellow pubescence. First visible abdominal sternite with distinct oblique discal striae. Aedeagus ( Fig. 3 ).

Female. Unknown.

Differential Diagnosis. The new species differs by the characters mentioned in the following key to all known species of Madagascar.

1(4) Elytra bi- or three- colorous.

2(3) Form of body oval; antennal club with 3-5 segments.

- Elytra with one orange transverse fasciae and apical part covered by yellowish-white pubescence ( Fig. 4 ); antennal club with 5 segments; TL 2.2-2.5 ………………………………………………………………………………… T. wolfgangi Háva & Herrmann, 2008

- Elytra with one orange fasciae and apical isolated spot covered by yellow pubescence ( Fig. 1 ); antennal club with 4 segments; TL 1.6 …… T. horaki sp. nov.

- Elytra brown with orange-red fasciae covered by white pubescence; antennal club with 3 segments ………………………………………………………………… T. impressiceps (Pic, 1915)

- Elytra black with one large orange spot on apex and one transverse fasciae of white pubescence on the middle; antennal club with 4 segments ………………………………………………………………………………………………………… T. sambiranum Háva, 2009

- Body very large TL 3.10-3.55 mm, elytra brown with more small spots covered by white pubescence; antennal club with 4 segments………………………………………………………………………………………………………… T. seminigrum Pic, 1915

- Body very small TL 1.77-2.27 mm; elytra black with small spots covered by white pubescence; antennal club with 6 segments…………… T. madecassum (Pic, 1924)

3(2) Elongated body shape; antennal club with 7 segments; each elytron with three orange-red fasciae covered by yellow pubescence…………… T. trifasciatum Háva, 2009

4(1) Elytra unicolorous, brown, covered by yellow pubescence; without fasciae or spots; antennal club with 5 segments…………………………………… T. taomasinum Háva, 2009

Etymology. Named in honour of Jan Horák (Prague), worldwide known specialist in Mordellidae ( Coleoptera ).

Figures

Figs. 1-3.- Trogoderma horaki sp. n. 1.- Habitus, dorsal aspect; 2.- Antenna; 3.- Aedeagus.

Fig. 4.-T. wolfgangi Háva & Herrmann, 2008. Habitus, dorsal aspect.