"Clostridium saudii" Angelakis et al. 2014 Dataset NCBI Taxonomy Classification phylum Bacillota class Clostridia order Eubacteriales family Clostridiaceae genus Clostridium species Clostridium saudiense Name Homonyms "Clostridium saudii" Angelakis et al. 2014 Clostridium saudii