Lieutenant Candra Avitts served as the assistant science officer aboard the USS Enterprise in the mid-2260s.
In 2267, she was assigned to assist Commander Spock in analyzing sensor readings from planet Alnath II, as well as all pertinent tapes from the T'Pau, concerning the archaeological dig on the planet. She was later given command of the various landing parties on the planet. (TOS novel: The Klingon Gambit)