Adoretus adustus Ohaus, 1913

Limbourg, Pol, 2014, Contribution to the knowledge of Afrotropical Rutelinae III (Coleoptera, Scarabaeoidea, Melolonthidae), Belgian Journal of Entomology 17, pp. 1-33 : 1-33

Adoretus adustus Ohaus, 1913

(Figs 17­ 18, 66­ 67)

= Adoretus maculatus Benderitter, 1924

TYPE MATERIAL EXAMINED: Holotype ♂ of Adoretus adustus Ohaus, 1913 : [Museum Paris, Fort Archambault, Bahr El Azaeg, mission Chari­Tchad, Dr. J. Decorse 1904] [Typus!] [ Adoretus adustus OHS. ] [ Ador. Maculatus BEND. , m. d. Type vergl., mz. “illegible”] [Syntypus Adoretus adustus OHAUS, 1913 labelled by MNHUB 2011] ( MNHUB).

Holotype ♀ of Adoretus maculatus Benderitter, 1924 : [Holotypus] [Musée du Congo, Tanganyka, Coll. Benderitter] [Tanganyka] [ Adoretus maculatus Type, E. Benderitter, dét.] [Holotype ♀ Adoretus maculatus Benderitter, 1924 , Dét. Pol Limbourg 2010] ( MRAC).

ADDITIONAL MATERIAL EXAMINED: Democratic Republic of Congo: 1♂: Léopoldville , VI.1945, J. M. Berteaux ( MRAC) ; Republic of the Congo: 1♂, 2♀: Lesio­Louna Réserve , 16­ 20.X.2009, Leg. E. Vingerhoedt ( RBINS) ; 3♀: Lesio­Louna Réserve , XI.2009, Leg. E. Vingerhoedt ( RBINS) ; 3♀: Iboubikro (S 3°16’/E 15°28’), Lesio­Louna Réserve , 16­ 20.X.2009, Leg. E. Vingerhoedt & Provot ( RBINS) ; Gabon: 1♀: Iguela , 29.X.2005 ( PCPL) ; 1♂: “Boy” Entebbe, 4 miles of Kitahi hill, 3800­ 4000 ft., IV.1913, Forest within, C. A. Wiggins ( UMO) ; Uganda: 1♂: W. E. Snow , B.M.1957­ 537 ( BMNH) ; 3♂: Bugiri, 1400m, 05­ 08.VIII.1957, à la lumière/ Mission Zool. I.R.S.A.C. en Afrique orientale, P. Basilewsky & N. Leleup ( MRAC) .

COMMENTS.

Adoretus decellei is externally extremely similar to A. adustus but can be distinguished by:

A. decellei A. adustus

Isolated tuft of white erected scales on apical calli Tuft on apical calli included in a transversal band of ( Fig. 65 ) white scales (Fig. 67)

Aedeagus: parameres short and broad, laterally Aedeagus: parameres dorsally elongate, rather sinuate and bidentate at apex in dorsal view; straight laterally, apex of parameres sinuate and strongly curved ventrally in lateral view slightly incised in middle; slightly sinuate in lateral ( Figs 15­ 16 ). view (Figs 17­ 18).

Figures

Figs 64­ 65.Adoretus decellei holotype. (64) habitus, dorsal view (photo A. Pauly); (65) apex of elytra. Figs 66­ 67. Adoretus adustus. (66) habitus, dorsal view; (67) apex of elytra.

Figs 15­ 16. Adoretus decellei holotype. (15) aedeagus, lateral view; (16) parameres, dorsal view. Figs 17­ 18. Adoretus adustus. (17) aedeagus, lateral view; (18) parameres, dorsal view. Figs 19­ 20. Adoretus bredoiholotype. (19) aedeagus, lateral view; (20) parameres, dorsal view.