ThalassomaThalassoma is a genus of wrasses native to the Atlantic, Indian and Pacific Oceans. Many species occasionally make their way into the aquarium trade.SpeciesThe currently recognized species in this genus are:SpeciesCommon nameImageThalassoma amblycephalumblunt-headed wrasseThalassoma ascensionisAscension wrasseThalassoma ballieuiblacktail wrasseThalassoma bifasciatum bluehead wrasseThalassoma cupidoCupid wrasseThalassoma duperreysaddle wrasseThalassoma genivittatumred-cheek wrasseThalassoma grammaticumC. H. Gilbert, 1890sunset wrasseThalassoma hardwickesixbar wrasseThalassoma hebraicumgoldbar wrasseThalassoma heiseriJ. E. Randall & A. J. Edwards, 1984Pitcairn rainbow wrasseThalassoma janseniiJansen's wrasseThalassoma loxumJ. E. Randall & Mee, 1994Oman wrasseThalassoma lucasanumCortez rainbow wrasseThalassoma lunaremoon wrasseThalassoma lutescenssunset wrasseThalassoma newtoniNewton's wrasseThalassoma nigrofasciatumJ. E. Randall, 2003black-barred wrasseThalassoma noronhanumNoronha wrasseThalassoma pavoornate wrasseThalassoma purpureumsurge wrasseThalassoma quinquevittatumfivestripe wrasseThalassoma robertsoniG. R. Allen, 1995Robertson's rainbow wrasseThalassoma rueppelliiKlunzinger's wrasseThalassoma sanctaehelenaeSt. Helena wrasseThalassoma septemfasciataT. D. Scott, 1959seven-banded wrasseThalassoma trilobatumChristmas wrasseThalassoma virensC. H. Gilbert, 1890emerald wrasse