From Fallen London Wiki
"Cthonos" was also used in "<a href="/wiki/Chthonic_Scrip" title="Chthonic Scrip">Chthonic Scrip</a>", the GCO token.
"Cthonos" was also used in "<a href="/wiki/Chthonic_Scrip" title="Chthonic Scrip">Chthonic Scrip</a>", the GCO token.