mycotoxin vs aflatoxin

mycotoxin and aflatoxin both are nouns.

Word	Noun	Adjective	Verb	Adverb
mycotoxin	Yes	No	No	No
aflatoxin	Yes	No	No	No

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

mycotoxin: a toxin produced by a fungus
aflatoxin: a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon

mycotoxin (noun)	aflatoxin (noun)
a toxin produced by a fungus	a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon