anoxynatronum sibiricum anoxynatronum sibiricum anoxynatronum sibiricum is a gram-positive, saccharolytic, anaerobic, alkaliphilic bacterium from the genus of anoxynatronum which has been isolated from the baikal lake. anoxynatronum sibiricum scientific classification domain: bacteria phylum: bacillota class: clostridia order: clostridiales family: clostridiaceae genus: anoxynatronum species: a. sibiricum binomial name anoxynatronum sibiricumgarnova and zhilina 2003 type strain dsm 15060, uniqem u218, z-7981