Spaulding, S.,
Edlund, M.
(2014).
Oxyneis.
In Diatoms of North America.
Retrieved May 01, 2026, from https://diatoms.org/genera/oxyneis?x-craft-preview=cab8b13ef68d1e257235fd2491770f51dfe0c9a6c0ad3b95411776e5316d603alxhbyabypv
Araphid
Oxyneis
Valve margin elliptic or panduriform
Septae present
Cells form short chains or zigzag colonies
Valves are relatively small in size and elliptic or panduriform in valve outline. Septae are present on the copulae (girdle bands).
Oxyneis is considered a close relative of Tabellaria. The two genera share the presence of septae, which may be detached in some preparations. Species within the genus are characteristic of acidic lakes and...