Spaulding, S.,
Edlund, M.
(2008).
Tabellaria.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/tabellaria?x-craft-preview=cab8b13ef68d1e257235fd2491770f51dfe0c9a6c0ad3b95411776e5316d603alxhbyabypv
Araphid
Tabellaria
Valve elongate, swollen in the middle, capitate
Rimoportula present at midvalve
Frustules with numerous copulae
Cells form zig-zag colonies
Tabellaria valves are elongate with capitate ends. The valves are generally wider at the center than at the ends. A rimoportula is present in the center of the valve face. Septa are present on the numerous copulae (girdle bands). Pseudosepta may also be present. Cells form zig-zag colonies joined by mucilage pads secreted from apical...