Lange-Bertalot, H. and Reichardt, E. (2000) Diploneis ovalis sensu stricto und Diploneis krammeri nov. spec. Revision des aktuellen Konzepts von Diploneis ovalis (Hilse) Cleve Appendix, pp. 650-669 in Rumrich, U., Lange-Bertalot, H. and Rumrich, M. (2000). Diatoms of the Andes from Venezuela to Patagonia/Tierra del Fuego and two additional contributions. Lange-Bertalot, H. (ed.), Iconographia Diatomologica. Annotated Diatom Micrographs. Vol. 9. Phytogeography-Diversity-Taxonomy. Koeltz Scientific Books, Königstein, Germany, 9:673 pp.