[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Thermotogae" Reysenbach 2001
       Class Thermotogae Reysenbach 2002
         Order Thermotogales Reysenbach 2002
           Family Thermotogaceae Reysenbach 2002
             Genus Thermosipho Huber et al. 1989
               1 Thermosipho africanus Huber et al. 1989
               2 Thermosipho atlanticus Urios et al. 2004
               3 Thermosipho geolei L'Haridon et al. 2001
               4 Thermosipho japonicus Takai and Horikoshi 2000
               5 Thermosipho melanesiensis Antoine et al. 1997