4. N.FabiusAmbustus, M. F. Q. N., son of No. 2 and brother to Nos. 3 and 5, consular tribune in B. C. 406 (Liv. 4.58), and again in 390. [See No. 2.]
A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890