HAUER, FRANZ, RITTER VON (1822-1899), Austrian geologist, born in Vienna on Jan. 3o, 1822, was son of Joseph von Hauer (1778-1863), who was equally distinguished as a high Austrian official and authority on finance and as a palaeontologist. In 1886 Franz Hauer became superintendent of the imperial natural history museum in Vienna. Among his special geological works are those on the Cephalopoda of the Triassic and Jurassic formations of Alpine regions (1855-1856). His most important general work was that of the Geological Map of Austro-Hungary, in twelve sheets (186 7-18 7 I ; 4th ed., 1884, including Bosnia and Montenegro). He died on March 20, 1899.
zur Paldontolographie von Osterreich (1858-59) ; Die Geologie and ihre Anwendung auf die Kenntnis der Bodenbeschaffenheit der osterr.-ungar. Monarchie (1875; ed. 2, 1878) . See Memoir by Dr. E. Tietze ; Jahrbuch der K. K. geolog. Reichsan stalt (1899, reprinted i 900, with portrait) .