Spaulding, S, and
Edlund, M
.
(2008).
Hippodonta.
In Diatoms of North America.
Retrieved February 20, 2019, from https://diatoms.org/genera/hippodonta
Symmetrical biraphid
Hippodonta
Striae distinct, broad
Striae uniseriate or biseriate
Valve termini with thickened silica
Species in Hippodonta possess thick, heavily silicified valves. Valves are generally lanceolate in valve outline with variously shaped poles. The striae are distinct, broad and may be uni-seriate or biseriate. The valve termini are thickened bands of silica.The raphe is straight and the proximal raphe ends are dilated. Two chloroplasts...