Paenibacillus durus (Smith & Cato, 1974) Collins et al., 1994 Dataset Prokaryotic Nomenclature Up-to-Date (PNU) Rank SPECIES Published in Int. J. Syst. Bacteriol. 44::824 Classification genus Paenibacillus species Paenibacillus durus Name Synonyms Bacillus azotofixans Seldin et al., 1984 Clostridium durum Smith & Cato, 1974 Paenibacillus azotofixans (Seldin et al., 1984) Ash et al., 1994 Paenibacillus durum (Smith & Cato, 1974) Collins et al., 1994 Homonyms Paenibacillus durus (Smith & Cato, 1974) Collins et al., 1994