ornithinibacillus heyuanensis ornithinibacillus heyuanensis ornithinibacillus heyuanensis is a gram-positive, rod-shaped, spore-forming, hemolytic and motile bacterium from the genus of ornithinibacillus. ornithinibacillus heyuanensis scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: bacillaceae genus: ornithinibacillus species: o. heyuanensis binomial name ornithinibacillus heyuanensisbwu et al. 2014 type strain cctcc ab 2013106, giess003, kctc 33159