URICOCHEA, Ezequiel (oo-ri-ko-chay'-ah), Colombian scientist, born in Bogota in 1834. As early as 1846 he obtained in college the first prize in mathematics, and in 1849 he went to the United States to finish his studies, being graduated in medicine at Yale. In 1852 he went to Germany, and in 1854 was graduated at the University of Gottingen, devoting himself specially to the study of chemistry and mineralogy. He travelled through Europe for two years, and remained six months in Brussels to study astronomy in the observatory of that city. In 1857 he returned to his native court-try, where he was professor of chemistry till 1868. He founded the Society of naturalists of New Granada, and is a member of several scientific societies, including the Spanish academy and the Academy of history of Madrid. He has written "Memorias sobre las Antigtuedades Neo-Oranadihas" (Berlin, 1854); "Contribuciones de Colombia g las Ciencias y 5 las Artes" (Bogota, 1859-'61)" "Mapoteca Colombiana" (London, 1860)" "Gramgt-tic& Frases, y Oraciones de la lengua Chibcha" (Bogota, 1861)" " Gramatica de la lengua Chibeha" (Paris, 1871)" " Alfabeto fonetico de la lengua Castellana" (Madrid, 1872)" and several articles in the "Mosgico."