Dascarian

 were one of the native species of an Earth-like planet. They placed a high value on the love of the land. They considered the other native species, the People of the Trees, to be primitive savages.

Aulian Thorolis, a Dascarian, intended to recover her family's ancient lands from the People. She used theft and murder in her attempt to accomplish her goals, but she was defeated by the Fourth Doctor and Leela. (PROSE: People of the Trees)