Pleurosigmataceae
Pleurosigmataceae is a diatom family of the order Naviculales.
Genera
The following genera are in this family: Arcuatasigma G. Reid, 2012Carinasigma G. Reid, 2012Cochlearsigma G. Reid, 2012Costasigma G. Reid, 2012Donkinia J. Ralfs, 1861Gyrosigma A. H. Hassall, 1845Hyalosigma N. I. Strelnikova & J. P. Kociolek, 2006Pleurosigma W. Smith, 1852Rhoicosigma A. Grunow, 1867Toxonidea A. S. Donkin, 1858Toxonidisigma Lobban & G. Reid, 2018