The authority of the taxon name (Kobayashi and Horikoshi) deliberately differs from the authors of the publication (Kobayashi et al.).
Complete authorship reads: Kobayashi and Horikoshi 1995 in Kobayashi, Kwak, Akiba, Kudo and Horikoshi 1994.
This taxon appears also in Validation List no. 52  with an incorrect name: Thermus profundus (sic) Kobayashi et al. 1995 (effective publication Kobayashi et al. 1994, type strain: strain DT 5432). The correct name is Thermococcus profundus and Thermus profundus should be disregarded on List no. 52 .Publication:
Anonymous. Validation list no. 52. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1995; 45:197-198.