Kingdom Fungi R.T.Moore (1980) - fungi Phylum Glomeromycota C. Walker & A. Schüssler (2001) - arbuscular mycorrhizal fungi Class Glomeromycetes Caval.-Sm. (1998) Order Diversisporales C. Walker & A. Schüßler (2004) Family Gigasporaceae J.B. Morton & Benny (1990) 1 Genus Cetraspora Oehl, F.A. Souza & Sieverd. (2009) 2 Genus Dentiscutata Sieverd., F.A. Souza & Oehl (2008) 3 Genus Gigaspora Gerd. & Trappe (1974) 4 Genus Racocetra Oehl, F.A. Souza & Sieverd. (2009) 5 Genus Scutellospora C. Walker & F.E. Sanders (1986) 6 Genus Bulbospora Oehl & G.A. Silva (2014) [monotypic] 7 Genus Intraornatospora B.T. Goto, Oehl & G.A. Silva (2012) [monotypic] 8 Genus Paradentiscutata B.T. Goto, Oehl & G.A. Silva (2012)