Full Terms & Conditions of access and use can be found at http://www.tandfonline.com/action/journalInformation?journalCode=tdia20 Download by: [FU Berlin] Date: 13 March 2017, At: 18:48 Diatom Research ISSN: 0269-249X (Print) 2159-8347 (Online) Journal homepage: http://www.tandfonline.com/loi/tdia20 Gomphonema caperatum sp. nov., G. obstipum sp. nov. and similar taxa from rivers of North America Karin C. Ponader, Marina G. Potapova, Nina Desianti, Paul B. Hamilton, Isabelle Lavoie & Stéphane Campeau To cite this article: Karin C. Ponader, Marina G. Potapova, Nina Desianti, Paul B. Hamilton, Isabelle Lavoie & Stéphane Campeau (2017): Gomphonema caperatum sp. nov., G. obstipum sp. nov. and similar taxa from rivers of North America, Diatom Research, DOI: 10.1080/0269249X.2016.1272496 To link to this article: http://dx.doi.org/10.1080/0269249X.2016.1272496 Published online: 13 Mar 2017. Submit your article to this journal View related articles View Crossmark data