The Thurian Age is a fictional period within the artificial mythology created by Robert E. Howard

Robert E. Howard

Robert Ervin Howard was an American author who wrote pulp fiction in a diverse range of genres. Best known for his character Conan the Barbarian, he is regarded as the father of the sword and sorcery subgenre....

, in which the sword and sorcery

Sword and sorcery

Sword and sorcery is a sub-genre of fantasy and historical fantasy, generally characterized by sword-wielding heroes engaged in exciting and violent conflicts. An element of romance is often present, as is an element of magic and the supernatural...

 tales of Kull of Atlantis are set. It is within the same shared universe as the Hyborian Age

Hyborian Age

The Hyborian Age is a fictional period within the artificial mythology created by Robert E. Howard, in which the sword and sorcery tales of Conan the Barbarian are set....

 of Howard's Conan the Barbarian

Conan the Barbarian

Conan the Barbarian is a fictional sword and sorcery hero that originated in pulp fiction magazines and has since been adapted to books, comics, several films , television programs, video games, roleplaying games and other media...

stories, but at an earlier period. The boundary between the two ages is marked by the "Great Cataclysm," which took place ca. 35,000-40,000 B.C.