1. Cocconeis placentula... www.researchgate.net

Placoneis amphibola |... diatoms.org

Navicula cryptocephaloides... diatoms.org

NAVICULA PLACENTULA Kützing... www.lenaturaliste.net

i>Placoneis</i>... onlinelibrary.wiley.com

Florida Coastal Everglades... fce-lter.fiu.edu

i>Placoneis</i>... onlinelibrary.wiley.com

Navicula - Wikipedia en.wikipedia.org

Navicula cryptocephaloides... diatoms.org

i>Placoneis</i>... onlinelibrary.wiley.com

Navicula — Wikipédia fr.wikipedia.org

ANSP Diatom New Taxon File symbiont.ansp.org

Placoneis amphibola |... diatoms.org

Navicula | Atlas of Living... bie.ala.org.au

Navicula... www.researchgate.net

ANSP Diatom New Taxon File symbiont.ansp.org

NPLA - Indice Biologique... forum.mikroscopia.com

i>Placoneis</i>... onlinelibrary.wiley.com

Symmetric biraphid diatoms... www.tandfonline.com

Symmetric biraphid diatoms... www.tandfonline.com