(Tolypothrix) (Tolypothrix) is a biological genus in the family Scytonemataceae and order Nostocales.
Tolypothrix byssoidea
Tolypothrix conglutinata
Tolypothrix distorta
Tolypothrix foreaui
Tolypothrix lanata
Tolypothrix limbata
Tolypothrix ravenelli
Tolypothrix rivularis
Tolypothrix setchellii
Tolypothrix tenuis
Coleodesmium
Diplocolon
Plectonema
Pseudophormidium
Scytonema
Tolypothrix