or Vena PORTA, in Anatomy, a large vein distributed through the liver in the manner of an artery. See ANATOMY, No. 96.

PORTA-Augusta, in Ancient Geography, mentioned only by Ptolemy; a town of the Vaccei in the Hither Spain; thought by some to be Torre Quemada, in Old Castile; by others Los Valvases, a village between Burgos and Torre Quemada.

PORTÆ-ROMANÆ, in Ancient Geography. According to Pliny, Romulus left but three, or at most four, gates of Rome: afterwards, on enlarging the Pomeria, or compass of the city, they amounted to 37.