:Moorella thermoautotrophica

{{Short description|Species of bacterium}}

{{Italic title}}

{{Taxobox

| name = Moorella thermoautotrophica

| domain = Bacteria

| phylum = Bacillota

| classis = Clostridia

| ordo = Thermoanaerobacterales

| familia = Thermoanaerobacteraceae

| genus = Moorella

| species = M. thermoautotrophica

| binomial = Moorella thermoautotrophica

| binomial_authority = Collins et al. 1994

}}

Moorella thermoautotrophica, previously known as Clostridium thermoautotrophicum, is a rod-shaped, endospore-forming bacterium belonging to the phylum Bacillota. It is thermophilic, strictly anaerobic and acetogenic, and was isolated from a hot spring in Yellowstone National Park USA.{{cite journal|last1=Collins|first1=M. D.|last2=Lawson|first2=P. A.|last3=Willems|first3=A.|last4=Cordoba|first4=J. J.|last5=Fernandez-Garayzabal|first5=J.|last6=Garcia|first6=P.|last7=Cai|first7=J.|last8=Hippe|first8=H.|last9=Farrow|first9=J. A. E.|title=The Phylogeny of the Genus Clostridium: Proposal of Five New Genera and Eleven New Species Combinations|journal=International Journal of Systematic Bacteriology|volume=44|issue=4|year=1994|pages=812–826|issn=0020-7713|doi=10.1099/00207713-44-4-812|pmid=7981107|doi-access=free}}{{cite journal|last1=Wiegel|first1=J.|last2=Braun|first2=M.|last3=Gottschalk|first3=G.|title=Clostridium thermoautotrophicum species novum, a thermophile producing acetate from molecular hydrogen and carbon dioxide|journal=Current Microbiology|volume=5|issue=4|year=1981|pages=255–260|issn=0343-8651|doi=10.1007/BF01571158}}