slime bacteria vs eubacteria

slime bacteria and eubacteria both are nouns.

Word	Noun	Adjective	Verb	Adverb
slime bacteria	Yes	No	No	No
eubacteria	Yes	No	No	No

As nouns, eubacteria is a hypernym of slime bacteria; that is, eubacteria is a word with a broader meaning than slime bacteria:

slime bacteria: bacteria that form colonies in self-produced slime; inhabit moist soils or decaying plant matter or animal waste
eubacteria: a large group of bacteria having rigid cell walls; motile types have flagella

Other hypernyms of slime bacteria include eubacterium, true bacteria.

slime bacteria (noun)	eubacteria (noun)
bacteria that form colonies in self-produced slime; inhabit moist soils or decaying plant matter or animal waste	a large group of bacteria having rigid cell walls; motile types have flagella