METZELTIN, Ditmar, & Horst LANGE-BERTALOT 2007 Tropical diatoms of South America. II. Special remarks on biogeographic disjunction Iconogr. Diatomol. 18. [v+] 877 pp., incl. 296 pls. [incl. Perinotia n.g., Veigaludwigia n.g., n.spp. in Achnanthidium, Actinella, Brachysira, Caloneis, Chamaepinnularia, Cymbopleura, Delicata, Desmogonium, Encyonema, Eunotia, Fragilariforma, Frustulia, Gomphonema, Kobayasiella, Luticola, Melosira, Microcostatus, Navicula, Neidium, Nupela, Orthoseira, Pinnularia, Placoneis, Sellaphora, Stauroneis, Stenopterobia] [ESp]