Ferrer, J., and B. Andersson. 2002. Species of Cynaeus found in Sweden and Finland, with a note on the identity between Cynaeus depressus (Horn, 1870) and Cynaeus opacus (Champion, 1886) syn conf (Coleoptera, Tenebrionidae, Diaperini. Entomofauna 23:145-148.

Taxa (in this database) described in this work: