''Vibrio adaptatus'' is the name given to a

Gram-negative Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. They are characterized by their cell envelopes, which are composed of a thin peptidoglycan cell wall ...

species of bacteria first described from the ocean by ZoBell and Upham in 1944. It was later shown to be genetically very different from other species of ''

Vibrio ''Vibrio'' is a genus of Gram-negative bacteria, possessing a curved-rod (comma) shape, several species of which can cause foodborne infection, usually associated with eating undercooked seafood. Being highly salt tolerant and unable to survive ...

'' (which belongs to

Gammaproteobacteria Gammaproteobacteria is a class of bacteria in the phylum Pseudomonadota (synonym Proteobacteria). It contains about 250 genera, which makes it the most genera-rich taxon of the Prokaryotes. Several medically, ecologically, and scientifically imp ...

), suggesting it belongs in a different genus, However, it has not been further studied and assigned to a genus, and remains an unclassified bacterial strain within the

Alphaproteobacteria Alphaproteobacteria is a class of bacteria in the phylum Pseudomonadota (formerly Proteobacteria). The Magnetococcales and Mariprofundales are considered basal or sister to the Alphaproteobacteria. The Alphaproteobacteria are highly diverse and p ...

, just like '' Vibrio cyclosites''.Taxonomy - Vibrio cyclosites (SPECIES)
on: UniProt

References

Gram-negative bacteria Vibrionales Undescribed species {{Gammaproteobacteria-stub