(Piscirickettsiaceae) (Piscirickettsiaceae) is a biological family of the class Gammaproteobacteria and order Thiotrichales.
Cycloclasticus
Hydrogenovibrio
Methylophaga
Piscirickettsia
Sulfurivirga
Thioalkalimicrobium
Thiomicrospira
Francisellaceae
Piscirickettsiaceae
Thiotrichaceae