Diatoms of North AmericaDiatoms of North America
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Compare Sellaphora rexii

Potapova and Ponader 2008

Compare

Sellaphora californica and S. hohnii have wider valves, grooves and conopea than S. rexii. Sellaphora mutatoides has more narrow apices. Sellaphora meridionalis lacks grooves and conopea.

LM scalebar = 10 µm
Gs003341 Rexii S12 Holo2B Real Gsn95461 S8 Gs003341 Rexii Holo3B Gs003341 Rexii S7C Gs003341 Rexii S5B
Length Range
22-33 µm
Width Range
7.1-8.6 µm
Striae in 10 µm
20-24

Sellaphora californica

Potapova in Potapova and Charles 2004

Sellaphora californica LM1 Sellaphora californica LM3 Sellaphora californica LM2 Sellaphora californica LM5 Sellaphora californica LM4
Length Range
23-40 µm
Width Range
8-10 µm
Striae in 10 µm
20-22 in the center valve, 26-28 at the ends

Sellaphora hohnii

Potapova and Ponader 2008

Gc44484 9 Sellaphora hohnii LM1 Gc44484 1 Ss1 Gc44484 8 Ss8 Gc44484 2 Ss2
Length Range
28-47 µm
Width Range
8.9-9.8 µm
Striae in 10 µm
20-23

Sellaphora meridionalis

Potapova and Ponader 2008

Sellaphora meridionalis LM4 Sellaphora meridionalis LM3 Sellaphora meridionalis LM5 Sellaphora meridionalis LM7 Sellaphora meridionalis LM6 Sellaphora meridionalis LM1 Sellaphora meridionalis LM2
Length Range
18-32 µm
Width Range
6.8–7.8 µm
Striae in 10 µm
22–23

Also compare to

Sellaphora mutatoides

Lange-Bert. and Metzeltin