AUDE, river of south-west France, rising in the eastern Pyre nees near the P. Carlitte and flowing into the Gulf of Lions. The upper course, except near Axat, is through deep gorges. Below Carcassonne its course, from north, turns due east, skirting the Corbieres, to enter the Mediterranean some E.N.E. of Nar bonne. The Aude gap, between the Pyrenees and the Montagne Noire, is one of the great historic thoroughfares of western Europe. The Aude is 140 m. long, with a basin of 2,061 sq.m. AUDEBERT, JEAN BAPTISTE French artist and naturalist, published in 1800 L'Histoire naturelle des singes, des makis et des galeopitheques, illustrated by 62 folio plates drawn and engraved by himself. Two posthumous works appeared in 1802 under the general title Oiseaux dores ou a re (lets metalliques.