Spaulding, S.,
Metzeltin, D.
(2013).
Tibetiella.
In Diatoms of North America.
Retrieved September 15, 2024, from https://diatoms.org/genera/tibetiella
Araphid
Tibetiella
Valves elongate with capitate apices
Valves heteropolar
Rimoportulae 2-5
SPECIES OF TIBETIELLA ARE NOT KNOWN TO OCCUR IN NORTH AMERICA
Cells are linear-elongate with capitate apices. Valves are heteropolar in valve view and nearly rectangular or trapezoidal in girdle view. Striae are uniseriate and parallel, but may be radiate near the apices. The sternum is narrow, expanding to a rectangular central area....