Of the four groups, Myxomycota is the largest with about 1000 species.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

Myxomycota (Phylum) Zipcodezoo. com.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

Myxomycota, Oomycota, Chytrodiomycota, Zygomycota, Ascomycota, Deuteromycota, Basidiomycota: Uredinales and Ustilaginales.    From Wordnik.com.  [Managing biodiversity conservation in a changing environment of the Arctic] Reference