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) 1 Genus Acaulospora Gerd. & Trappe (1974) 2 Genus Diversispora C. Walker & A. Schüßler (2004) 3 Genus Gigaspora Gerd. & Trappe (1974) 4 Genus Pacispora Sieverd. & Oehl (2004)