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|Noun||1.||class Tiliomycetes - category used in some systems to comprise the two orders Ustilaginales (smuts) and Uredinales (rusts)|
class - (biology) a taxonomic group containing one or more orders
Basidiomycota, Basidiomycotina, subdivision Basidiomycota, subdivision Basidiomycotina - comprises fungi bearing the spores on a basidium; includes Gasteromycetes (puffballs) and Tiliomycetes comprising the orders Ustilaginales (smuts) and Uredinales (rusts) and Hymenomycetes (mushrooms, toadstools, agarics and bracket fungi); in some classification systems considered a division of kingdom Fungi
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