Prestauroneis integra |... diatoms.org

Craticula cuspidata,... www.researchgate.net

Prestauroneis integra |... diatoms.org

Craticula cuspidata,... www.researchgate.net

Index of... www.diatomloir.eu

Prestauroneis integra |... diatoms.org

Navicula vaneei | Species -... diatoms.org

Navicula digitoradiata... nordicmicroalgae.org

Navicula rhynchotella |... diatoms.org

Craticula cuspidata,... www.researchgate.net

Navicula cryptocephala... nordicmicroalgae.org

Navicula slesvicensis... nordicmicroalgae.org

Diatom Image Archive (DIA) www.math.ualberta.ca

Navicula phyllepta Kütz. |... nordicmicroalgae.org

Navicula gregaria Donkin |... nordicmicroalgae.org

File:Diatomaceae of... commons.wikimedia.org

Navicula germainii... nordicmicroalgae.org

Navicula vaneei | Species -... diatoms.org

Navicula transitans Cleve |... nordicmicroalgae.org

Navicula salinarum Grunow... nordicmicroalgae.org