Velius Longus
VELIUS LONGUS (2nd cent. A.D.), Latin grammarian during the reign of Trajan (or Hadrian), author of an extant treatise on Orthography (H. Keil, Grammatici Lalini, vii.). He is mentioned by Macrobius (Saturnalia, iii. 6, 6) and Servius (on Aen. x. 245) as a commentator on Virgil.
See M. Schanz, Gesckichte der romischen Litteratur, iv. i (1904) ; Teuffel, Hist, of Roman Literature (Eng. trans., 1900), 343, 2.
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)