Alteromonas

Alteromonas is a genus of Proteobacteria found in sea water, either in the open ocean or in the coast. It is Gram-negative. Its cells are curved rods with a single polar flagellum.
Etymology.
The etymology of the genus is Latin "alter" -"tera" -"terum", another, different; "monas" (μονάς), a noun with a special meaning in microbiology used to mean unicellular organism; to give "Alteromonas", another monad
Members of the genus "Alteromonas" can be referred to as alteromonads ("viz." Trivialisation of names).
Authority.
The genus was described by Baumann "et al." in 1972, but was emended by Novick and Tyler 1985 to accommodate "Alteromonas luteoviolacea" (now "Pseudoalteromonas luteoviolacea"), Gauthier et al. 1995, who split the genus in two ("Pseudoalteromonas") and Van Trappen et al. in 2004 to accommodate "Alteromonas stellipolaris".
Species.
The genus contains eight species (but 21 basonyms), namely
Former alteromonads.
Many alteromonads were reclassified as members of "Pseudoalteromonas" in 1995
Other former alteromonads: