archaebacterium
archaean
archegoniate
archaeome
erythrosuchid
moneran
biopixel
premetazoan
anaerolineacean
anthropophil
bacteria family
archaeon
leanchoiliid
throwback
autopolyploid
alicyclobacillus
benthopelagic
Proterozoic aeon
Proterozoic
Proterozoic eon
archaeocyath
atavist
paleomicrobiomics
microecology
perennibranch
archeocrypticid
akentrogonid
Streptococcus anhemolyticus
diploblast
aeromonad
archaeocyathid
methanogen
CRISPR
bacteria species
proterosuchid
betaproteobacterium
family Rickettsiaceae
bacteria genus
arborealist
archiascomycete
archamoebid
Rickettsiaceae
endospore-forming bacteria
domain
monoderm
saprophile
matrotroph
micro-organism
doswellid
eubacterium