class - (biology) a taxonomic group containing one or more orders

division Gymnomycota, division Myxomycota, Gymnomycota, Myxomycota - slime molds; organisms having a noncellular and multinucleate creeping vegetative phase and a propagative spore-producing stage: comprises Myxomycetes and Acrasiomycetes; in some classifications placed in the kingdom Protoctista

acellular slime mold, myxomycete, plasmodial slime mold, true slime mold - a slime mold of the class Myxomycetes