is a species of the class Gammaproteobacteria in the family Piscirickettsiaceae and order Thiotrichales.
Thiomicrospira arctica
Thiomicrospira chilensis
Thiomicrospira crunogena
Thiomicrospira frisia
Thiomicrospira halophila
Thiomicrospira kuenenii
Thiomicrospira pelophila
Thiomicrospira psychrophila
Thiomicrospira thermophila
Thiomicrospira thyasirae