pasteurianus
Pasteurianus is a Latin adjectival form used as a specific epithet in biological nomenclature to honor the French scientist Louis Pasteur. It is not a taxon on its own; rather, pasteurianus appears in the scientific names of certain organisms to indicate eponymy. The ending is chosen to agree in gender with the genus name, and it is commonly found in bacteria, fungi, and plants named after Pasteur, among others.
One well-known example is Lactobacillus pasteurianus, a lactic acid bacterium historically described in fermentation contexts. In
More broadly, pasteurianus can appear alongside other eponymic epithets such as pasteurii or pasteuriana depending on
Etymology: The epithet derives from Louis Pasteur; pasteurianus literally means "of Pasteur."