Fig. 2. Scanning electron micrograph of a marine diatom Biddulphia aurita var. obtusa (Kutzing) Hustedt, showing two individual valves with girdles. Bar scales represent 10 microns. Photograph by Victoria University Electron Microscope Suite
Fig. 2. Scanning electron micrograph of a marine diatom Biddulphia aurita var. obtusa (Kutzing) Hustedt, showing two individual valves with girdles. Bar scales represent 10 microns. Photograph by Victoria University Electron Microscope Suite.