Annotated Diatom Micrographs. Ed. by Horst Lange - Bertalot.Volume 06: Phytogeography - Diversity - Taxonomy. Lange - Bertalot, Horst and S. I. Genkal: Diatomeen aus Sibirien, I: Inseln im Arktischen Ozean (Yugorsky - Shar Strait) / Diatoms from Siberia, I: Islands in the Arctic Ocean (Yugorsky - Shar Strait). 2nd corrected printing.1999. Approx. 1000 micrographs on 77 plates. 304 p. gr8vo. Hardco