prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 stat. inval. Domain "Bacteria" Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024 Phylum "Aquificae" Reysenbach 2002 stat. inval. [monotypic] see Phylum Aquificota Reysenbach 2021 Class Aquificae Reysenbach 2002 [monotypic] Order Aquificales Reysenbach 2002 Family Aquificaceae Reysenbach 2002 Genus Thermocrinis Huber et al. 1999