Species: Eucampia zoodiacus | Diatom

Order: Biddulphiales
Family: Hemiaulaceae

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Description: Flattened elliptical cells, in valve view, that form spirally curved chains. Cells joined by flattened apical horns.

Cell Size: Length (apical axis) = 10-92um

Distribution: Cosmopolitan, excluding polar regions.

Interesting Facts: First identified in 1831.