Pyrophacus horologium Stein, 1883 Are you changing its name? Remember to add the former name to the synonym's field. Protozoa and prokaryotes Algae Amphibians and reptiles Birds Fishes Fungi Invertebrates Mammals Mosses Protozoa and prokaryotes Vascular plants Dinophyceae Peridiniales Pyrophacaceae Pyrophacus © CC BY CC BY-SA CC BY-ND CC BY-NC CC BY-NC-SA CC BY-NC-ND Main image File Conservation Observations Bibliography Description and biology Number of chromosomes Phenology Distribution Habitat Population Risk factors Conservation actions Observations Thanks Bibliography Cancel Save changes