thysanuron vs machilid

thysanuron and machilid both are nouns.

Word	Noun	Adjective	Verb	Adverb
thysanuron	Yes	No	No	No
machilid	Yes	No	No	No

As nouns, machilid is a hyponym of thysanuron; that is, machilid is a word with a more specific, narrower meaning than thysanuron:

thysanuron: primitive wingless insects: bristletail
machilid: wingless insect living in dark moist places as under dead tree trunks; they make erratic leaps when disturbed

Other hyponyms of thysanuron include bristletail, Lepisma saccharina, silverfish, jumping bristletail.

thysanuron (noun)	machilid (noun)
primitive wingless insects: bristletail	wingless insect living in dark moist places as under dead tree trunks; they make erratic leaps when disturbed