text: is vibrio a moneran and if so what is a vibrio?   yes, vibrio is a moneran. monera is a kingdom of the living world, like the other kingdoms animalia, planteae, fungi.  monerans are prokaryotic organisms, i.e. they are devoid of well defined nucleus, their nucleus do not have nuclear membranes, nucleolus, nucleoplasm, nuclear reticulum etc. these are microscopic organisms, also called as bacteria. vibrio is a type of comma (',') shaped bacteria, which has one or more flagella."vibrio" is the generic name, i.e. a genus under kingdom monera. the most common example is the vibrio cholerae, that are present in filthy water and causes the disease cholera when ingested.