refined. 1. Characterized by discriminating taste and broad knowledge as a result of development or education: civilized, cultivated, cultured, educated, polished, urbane, well-bred. 2.
In the scientific classification established by Carl von Linne, linnÃ© each species has to be assigned to a (genus binary), nomenclature which in turn is a lower level of a hierarchy of (ranks, family, suborder, order, subclass, class/division, phyla kingdom and). domainacterial taxonomy is the taxonomy, i.e. the rank-based classification, of bacteria.
For the insect genus, see Bacillus (insect) . Gram stain of a Bacillus species. Bacillus is a genus of Gram-positive, rod-shaped (bacillus) bacteria and a member of the phylum Firmicutes. Bacillus species can be obligate aerobes (oxygen reliant), or facultative anaerobes (having the ability to be aerobic or anaerobic).acillus is a genus of Gram-positive, rod-shaped (bacillus) bacteria and a member of the phylum Firmicutes.