xanthomonad vs true bacteria

xanthomonad and true bacteria both are nouns.

Word	Noun	Adjective	Verb	Adverb
xanthomonad	Yes	No	No	No
true bacteria	Yes	No	No	No

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

xanthomonad: bacteria producing yellow non-water-soluble pigments; some pathogenic for plants
true bacteria: a large group of bacteria having rigid cell walls; motile types have flagella

Other hypernyms of xanthomonad include eubacteria, eubacterium.

xanthomonad (noun)	true bacteria (noun)
bacteria producing yellow non-water-soluble pigments; some pathogenic for plants	a large group of bacteria having rigid cell walls; motile types have flagella