echinimonas echinimonas echinimonas is a gram-negative, facultatively anaerobic and motile genus of bacteria from the family of vibrionaceae with on known species echinimonas agarilytica. echinimonas agarilytica has been isolated from the sea urchin strongylocentrotus intermedius. echinimonas scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: vibrionales family: vibrionaceae genus: echinimonasnedashkovskaya et al. 2013 type species echinimonas agarilytica species e. agarilytica