ABSTRACT
Based on a study of the type material housed in the Muséum National d'Histoire Naturelle Paris, lectotypes are designated for the following species: 1) described by Jekel in 1855 - Ptychoderes columbianus, P. callosus, P. mixtus, P. antiquus, Hypselotropis batesi, Ectatotropis conicollis, and Tropipygus speciosus; 2) described by Thomson in 1858 - Phloeotragus sparsutus. The following species have the type specimens illustrated: Ptychoderes mixtus, lectotype female; P. tricostifrons, holotype male; Hypselotropis speciosa, lectotype male; Phloeotragus sparsutus, lectotype male and paralectotype female.
Com base no estudo do material-tipo depositado no Muséum National d'Histoire Naturelle, Paris, são designados lectótipos para as seguintes espécies: 1) descritas por Jekel in 1855 - Ptychoderes columbianus, P. callosus, P. mixtus, P. antiquus, Hypselotropis batesi, Ectatotropis conicollis, e Tropipygus speciosus; 2) descritas por Thomson in 1858 - Phloeotragus sparsutus. As seguintes espécies têm o material-tipo ilustrado: Ptychoderes mixtus, lectótipo fêmea; P. tricostifrons, holótipo macho; Hypselotropis speciosa, lectótipo macho; Phloeotragus sparsutus, lectótipo macho e paralectótipo fêmea.