Class Verrucomicrobiae

Order Verrucomicrobiales

Family "Rubritaleaceae"
Rubritalea

Family Verrucomicrobiaceae
Akkermansia - Luteolibacter - Persicirhabdus - Prosthecobacter - Roseibacillus - Verrucomicrobium

Class Opitutae

Order Opitutales

Family Opitutaceae
Alterococcus - Opitutus

Order Puniceicoccales

Family Puniceicoccaceae
Cerasicoccus - Coraliomargarita - Pelagicoccus - Puniceicoccus

Unclassified "Bacteria"

Class Ktedonobacteria

Order Ktedonobacterales

Family Ktedonobacteraceae
Ktedonobacter

Domain "Archaea"

Phyla: "Crenarchaeota", "Euryarchaeota"

Phylum "Crenarchaeota"

Class Thermoprotei or Crenarchaeota

Order "Caldisphaerales"

Family "Caldisphaeraceae"
Caldisphaera

Order Cenarchaeales

Family "Cenarchaeaceae"
"Cenarchaeum"

Order Desulfurococcales

Family Desulfurococcaceae
Acidilobus - Aeropyrum - Desulfurococcus - Ignicoccus - Ignisphaera - Staphylothermus - Stetteria - Sulfophobococcus - Thermodiscus - Thermosphaera

Family Pyrodictiaceae
Hyperthermus - Pyrodictium - Pyrolobus

Order Sulfolobales

Family Sulfolobaceae
Acidianus - Desulfurolobus - Metallosphaera - Stygiolobus - Sulfolobus - Sulfurisphaera - Sulfurococcus

Order Thermoproteales

Family Thermofilaceae
Thermofilum

Family Thermoproteaceae
Caldivirga - Pyrobaculum - Thermocladium - Thermoproteus - Vulcanisaeta

Phylum "Euryarchaeota"

Class Archaeoglobi

Order Archaeoglobales

Family Archaeoglobaceae
Archaeoglobus - Ferroglobus - Geoglobus

Class Halobacteria or Halomebacteria

Order Halobacteriales

Family Halobacteriaceae
Haladaptatus - Halalkalicoccus - Haloarcula - Halobacterium - Halobaculum - Halobiforma - Halococcus - Haloferax - Halogeometricum - Halomicrobium - Halopiger - Haloplanus - Haloquadratum - Halorhabdus - Halorubrum - Halosarcina - Halosimplex - Halostagnicola - Haloterrigena - Halovivax - Natrialba - Natrinema - Natronobacterium - Natronococcus - Natronolimnobius - Natronomonas - Natronorubrum

Class Methanobacteria

Order Methanobacteriales

Family Methanobacteriaceae
Methanobacterium - Methanobrevibacter - Methanosphaera - Methanothermobacter

Family Methanothermaceae
Methanothermus

Class Methanococci or Methanothermea