New species of Adapterops (Coleoptera: Anthribidae) from east Madagascar with a key to species and notes on sexual dimorphism and biodiversity of the family Author Trýzna, Miloš Czech University of Life Sciences, Faculty of Forestry and Wood Sciences, Department of Forest Protection and Game Management, Kamýcká 1176, CZ- 165 21 Praha 6 - Suchdol, Czech Republic & Bohemian Switzerland National Park Administration, Research and Nature Conservation Department, Pražská 52, CZ- 407 46 Krásná Lípa, Czech Republic; e-mail: m. tryzna @ npcs. cz, anthribidae @ gmail. com Author Baňař, Petr Czech University of Life Sciences, Faculty of Forestry and Wood Sciences, Department of Forest Protection and Game Management, Kamýcká 1176, CZ- 165 21 Praha 6 - Suchdol, Czech Republic & E-mail: petrbanar @ seznam. cz text Acta Entomologica Musei Nationalis Pragae 2012 2012-12-17 52 2 475 485 http://www.aemnp.eu/pdf/52_2/52_2_475.pdf journal article 10.5281/zenodo.5332048 0374-1036 5332048 Adapterops festivus Frieser, 2010 ( Figs. 1–2 , 8–9 , 13–14 ) Adapterops festivus Frieser, 2010: 18 . Type locality. East Madagascar , Moramanga town surroundings. Holotype in ZSMC. Material examined. MADAGASCAR : TAMATAVE: 1 J 2 ♀♀ , ‘ E Madagascar , 2001 / Tamatave distr. / Andasibe (Perinet) / D. Hauck leg., 17.-30.xii.’ ( MTDC ) ; 1 J, ‘ Madagascar , 26.xi.2010 , / Andasibe-Mantadia N.P. , / Analamazaotra forest , // S 18°56´42.4´´ , / E 048°25´04.8´´ , / 925 m , M. Trýzna leg.’ ( MTDC ) . Note on sexual dimorphism. Female ( Fig. 2 ) generally more robust than male ( Fig. 1 ). Male differs from female also in narrower head, different shape of dorsal margin of scrobe ( Figs. 8–9 ) and in larger eyes (ocular index 1.07 in male, 1.33 in female). Antennal club more robust and wider in female ( Fig. 14 ) than in male ( Fig. 13 ). Ventrites I–V in male strongly depressed in middle. Habitat. All specimens from the Andasibe-Mantadia NP were captured by beating lower dead branches of deciduous trees in secondary forest at altitude ca. 900– 950 m .