is a species of the class Thermococci in the family Thermococcaceae and order Thermococcales.
Thermococcus acidaminovorans
Thermococcus aegaeus
Thermococcus aggregans
Thermococcus alcaliphilus
Thermococcus atlanticus
Thermococcus barophilus
Thermococcus barossii
Thermococcus celer
Thermococcus celericrescens
Thermococcus chitonophagus
Thermococcus coalescens
Thermococcus fumicolans
Thermococcus gammatolerans
Thermococcus gorgonarius
Thermococcus guaymasensis
Thermococcus hydrothermalis
Thermococcus kodakarensis
Thermococcus litoralis
Thermococcus pacificus
Thermococcus peptonophilus
Thermococcus profundus
Thermococcus sibiricus
Thermococcus siculi
Thermococcus stetteri
Thermococcus thioreducens
Thermococcus waiotapuensis
Thermococcus zilligii