EN
The genus Platykochius Iwan, 2002 (type species: Selinus platessa Fairmaire, 1887) of Ectateus group is revised and illustrated. Two new species are described: Platykochius loebli and P. triplehorni. Lectotype and paralectotypes are designated for Selinus platessa Fairmaire, 1887. Key for species determination is provided.