Asculan-Semitur-Langor was an Andalite appearing in The Beginning as the leader of the Andalite force sent to Earth. Asculan held the rank of Captain-Prince and was in command of at least two Dome ships. He is described as having a burn scar on his head and missing one stalk-eye. Due to what is known of Andalite naming conventions, it is speculated that Asculan-Semitur-Langor is the eldest son of Alloran-Semitur-Corrass.