Calothrix Dichothrix Diplotrichia Gaillardotella Gardnerula Gloeotrichia Gloiotrichia Heteractis Inomeria Isactis Mastigonema Montanoa Primorivularia Rivularia Rivulariopsis Sacconema Tildenia Rivulariaceae is a family of cyanobacteria within Nostocales in which the filaments (trichomes) are tapered from wider at the base to narrower at the tip. T...