class Myxomycetes vs Myxomycetes

class Myxomycetes and Myxomycetes both are nouns.

Word	Noun	Adjective	Verb	Adverb
class Myxomycetes	Yes	No	No	No
Myxomycetes	Yes	No	No	No

As nouns, class Myxomycetes and Myxomycetes are synonyms defined as:

class Myxomycetes and Myxomycetes: the class of true slime molds; essentially equivalent to the division Myxomycota

class Myxomycetes (noun)	Myxomycetes (noun)
the class of true slime molds; essentially equivalent to the division Myxomycota	the class of true slime molds; essentially equivalent to the division Myxomycota