Eunotiaceae is a proposed family of diatoms in the order Eunotiales that includes the following genera:

• Actinella F.W. Lewis, 1864
• Amphicampa (C.G. Ehrenberg) J. Ralfs in A. Pritchard, 1861
• Amphorotia G.M. Williams & G. Reid, 2006
• Burliganiella C.E.Wetzel & Kociolek
• Bicudoa C.E.Wetzel, Lange-Bertalot & L.Ector, 2012
• Colliculoamphora D.M. Williams & G. Reid, 2006 †
• Desmogonium C.G. Ehrenberg in R. Schomburgk, 1848
• Eunotia C.G. Ehrenberg, 1837
• Eunotioforma J.P.Kociolek & A.L.Burliga, 2013
• Euodia J.W. Bailey ex J. Ralfs in A. Pritchard, 1861
• Perinotia D. Metzeltin & H. Lange-Bertalot, 2007
• Semiorbis R. Patrick in R. Patrick & C.W. Reimer, 1966
• Temachium Wallroth, 1833

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