streptomyces vs actinomycete

streptomyces and actinomycete both are nouns.

Word	Noun	Adjective	Verb	Adverb
streptomyces	Yes	No	No	No
actinomycete	Yes	No	No	No

As nouns, actinomycete is a hypernym of streptomyces; that is, actinomycete is a word with a broader meaning than streptomyces:

streptomyces: aerobic bacteria (some of which produce the antibiotic streptomycin)
actinomycete: any bacteria (some of which are pathogenic for humans and animals) belonging to the order Actinomycetales

streptomyces (noun)	actinomycete (noun)
aerobic bacteria (some of which produce the antibiotic streptomycin)	any bacteria (some of which are pathogenic for humans and animals) belonging to the order Actinomycetales