File:Dlussky 2009-28Proceratium-eocenicum.jpg


 * [[Media:Dlussky 2009.pdf| Dlussky, G.M. 2009. The ant subfamilies Ponerinae, Cerapachyinae and Pseudomyrmecinae in the Late Eocene ambers of Europe. Paleontological Journal 43: 1043- 1086. PDF]]