Also known as road trains, or land trains.
Dr. Carter is a well known (at least in academic circles) as an Indiana Jones-esque scholar of the occult and professor of pre-human culture, a Mars born swashbuckler in her youth, now a tenured and crafty acquisitionist.
These creatures are desert animals that are much like huge, quadripedal sloths. They have a hide made of heavy scales to keep out gritting sand, and over that, a thick coat of fur.
During sandstorms, and when they sleep, Suppoki bed down in the sand, covering themselves up until they are miniature dunes.
Suppoki derive what sustenance they can from water sinks, dew, and underground insects.
Suppoki are often ridden by desert tribesmen. They are stubborn and slow, but are often the difference between life and death out on the sands.