Clostridium ljungdahlii PETC Dataset NCBI Taxonomy Classification phylum Bacillota class Clostridia order Eubacteriales family Clostridiaceae genus Clostridium species Clostridium ljungdahlii Name Homonyms Clostridium ljungdahlii Clostridium ljungdahlii PETC Clostridium ljungdahlii Tanner et al. 1993