Kaldanes are a highly intelligent (if rather narrowly focused) race inhabiting a small area on Barsoom known as Bantoom and unknown to the outside world. During a great storm that ravaged much of the surface Tara of Helium became lost, she ended up in the land of Bantoom. After she escaped with the help of Gahan and the Kaldane Ghek knowledge of the race spread throughout Barsoom, and a member of the species could even be found in the royal zoo in Amhor