myxomycete vs true slime mold

myxomycete and true slime mold both are nouns.

Word	Noun	Adjective	Verb	Adverb
myxomycete	Yes	No	No	No
true slime mold	Yes	No	No	No

As nouns, myxomycete and true slime mold are synonyms defined as:

Other synonyms of myxomycete include acellular slime mold, plasmodial slime mold.

myxomycete (noun)	true slime mold (noun)
a slime mold of the class Myxomycetes	a slime mold of the class Myxomycetes