Abstract

MARTINS-NETO, Rafael Gioia; GALLEGO, Oscar F.  and  MANCUSO, Adriana C.. The Triassic insect fauna from Argentina: Coleoptera from the Los Rastros Formation (Bermejo Basin), La Rioja Province. Ameghiniana [online]. 2006, vol.43, n.3, pp.591-609. ISSN 1851-8044.

New fossil insect taxa from the Los Rastros Formation (early Late Triassic), La Rioja Province (Argentina) are described. Four new genera and fourteen new species of the order Coleoptera are proposed: Ademosyne arcucciae Martins-Neto and Gallego sp. nov., Ademosyne elongatus Martins-Neto and Gallego sp. nov., Ademosyne hexacostata Martins-Neto and Gallego sp. nov., Ademosyne punctuada Martins-Neto and Gallego sp. nov., Argentinosyne frenguellii Martins-Neto and Gallego gen. et sp. nov., Argentinosyne gonaldiae Martins-Neto and Gallego sp. nov., Argentinosyne gualoensis Martins-Neto and Gallego sp. nov., Argentinosyne rugosa Martins-Neto and Gallego sp. nov., Argentinosyne losrastrosensis Martins-Neto and Gallego sp. nov., (Permosynidae Tillyard), Argentinocupes pulcher Martins-Neto and Gallego gen. et sp. nov., Argentinocupes abdalai Martins-Neto and Gallego sp. nov. (Cupedidae Lacordaire), Gemelina triangularis Martins-Neto and Gallego gen. et sp. nov., Cardiosyne obesa Martins-Neto and Gallego gen. et sp. nov., and Cardiosyne elegans Martins-Neto and Gallego sp. nov. (Elateridae? Leach). Additionally new specimens assigned to Argentinosyne rugosa Martins-Neto and Gallego sp. nov. and Argentinosyne gonaldiae Martins-Neto and Gallego sp. nov., from the Cacheuta Formation (early Late Triassic), Uspallata, Mendoza Province (a new locality for insects) are included in this paper.

Keywords : Triassic insects; Coleoptera; Los Rastros Formation; Argentina.