Spaulding, S.
(2015).
Peronia.
In Diatoms of North America.
Retrieved November 11, 2024, from https://diatoms.org/genera/peronia
Eunotioid
Peronia
Peronia is both heteropolar and heterovalvar. Valves have a narrow, rounded footpole and a wider headpole. The headpole is rounded to subcapitate, while the footpole is narrow and rounded. Valves are heterovalvar in that one valve has a raphe that extends from each pole to approximately one quarter of the valve length. The other valve...