A.G. Kirejtshuk, O. Merkl, F. Kernegger. A new species of the genus Pentaphyllus Dejean, 1821 (Coleoptera, Tenebrionidae, Diaperinae) from the Baltic amber and checklist of the fossil Tenebrionidae. Zoosystematica Rossica, 2008, 17(1): 131-137.
