N. vulgaris

N. vulgaris may refer to:
 * Nitrobacter vulgaris, a rod-shaped, Gram-negative and chemoautotrophic bacterium species
 * Novafroneta vulgaris, a spider species in the genus Novafroneta and the family Linyphiidae

Synonyms

 * Nicrophorus vulgaris, a synonym for Nicrophorus vespillo, a burying beetle species