Alphabetical Listing of Families within this Taxa Group:
family
Arachnoidiscaceae
T2004275
family
Asterolampraceae
T2002238
family
Aulacodiscaceae
T2002401
family
Aulacoseiraceae
T2002241
family
Chrysanthemodiscaceae
T2006535
family
Coscinodiscaceae
T2002213
family
Endictyaceae
T2006429
family
Ethmodiscaceae
T2002404
family
Gossleriellaceae
T2004112
family
Heliopeltaceae
T2002400
family
Hemidiscaceae
T2002399
family
Hyalodiscaceae
T2002407
family
Melosiraceae
T2002410
family
Paraliaceae
T2002411
family
Stephanopyxidaceae
T2002414
family
Stictodiscaceae
T2006631