Spaulding, S.,
Edlund, M.
(2008).
Tabellaria.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/tabellaria?x-craft-preview=409442409a997390693ff24c7010fd6f1c96fb56f8f091fa016a63de9a54aaccecpiqubknd
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...