paenibacillus vulneris paenibacillus vulneris paenibacillus vulneris is a gram-positive, rod-shaped, spore-forming bacterium. strains of this species were originally isolated from a necrotic wound on a human. paenibacillus vulneris scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: paenibacillaceae genus: paenibacillus species: p. vulneris binomial name paenibacillus vulnerisglaeser et al. 2012