Annotated Diatom Micrographs. Ed. by Horst Lange - Bertalot: Volume 16: Levkov, Zlatko, Svetislav Krstic, Ditmar Metzeltin and T. Nakov: Diatoms of Lakes Prespa and Ohrid (Macedonia). 2007. 2650 figs (LM & SEM) on 242 plates. 649 p. gr8vo. Hardcover. (ISBN 978-3-906166-43-8)

Chapter headings: Abstract/ Quickfinder for the plates/ Introduction/ Material, methods and investigated area/ Observations/ New Combinations/ Characteristics of diatoms from Lake Prespa and Ohrid/ Acknowledgements/ References / Index of Taxa. -Lakes Preska and Ohrid belong to the old tectonic oligomictic deep isolated lakes, which have a high percentage of endemic biota and which are also considered as centers of speciation. This volume offers the results of a three year basic taxonomical research in the area. A total of 500 taxa is presented, 70 being described as new taxa (1 new genus, 66 species and 3 varieties) and 8 taxa gained new combinations or status. Presence of relict species has been confirmed.