genus of bacteria

Moraxella is a genus of bacteria.[2] It is named after Victor Morax, a Swiss eye specialist (ophthalmologist).[3] They are gram-negative. The cells are short rods or cocci. Moraxella catarrhalis can cause chronic obstructive pulmonary disease.[3]

Scientific classification e
Domain: Bacteria
Phylum: Proteobacteria
Class: Gammaproteobacteria
Order: Pseudomonadales
Family: Moraxellaceae
Genus: Moraxella
Lwoff, 1939[1]
Type species
Moraxella lacunata[1]

M. atlantae
M. boevrei
M. bovis
M. bovoculi
M. canis
M. caprae
M. catarrhalis
M. caviae
M. cuniculi
M. equi
M. lacunata
M. lincolnii
M. nonliquefaciens
M. oblonga
M. osloensis
M. pluranimalium
M. porci
M. saccharolytica


  1. 1.0 1.1 LPSN
  2. "Moraxella catarrhalis - Gonorrhea - STD Information from CDC". 2019-01-11. Retrieved 2020-06-15.
  3. 3.0 3.1 Garrity, George M.; et al. (2005). Bergey's manual of systematic bacteriology. Volume 2: The Proteobacteria, Part B: The Gammaproteobacteria.