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( Surg.) See TRACHEOTOMY. Bron'chus, n. ( Anat.) One of the two BRONCHI, q. n. Brongniart, ALEXANDRE, an eminent French chemist and geologist, B. at Paris, 1770, was son of Alexandre Theodore B., a distinguished architect. Appointed, in 1800, director of the porcelain manufactory at Sèvres, he held that office for the remainder of his life, and revived the almost lost art of painting on gla . In his E ai d'une Cla ification des Reptiles, 1805, he established the four divisions of reptiles, and first gave them the names of Saurians, Batrachians, Chelonians, and Ophidians. His Traité Elémentaire de Minéralogie, published in 1807, at the instance of the Imperial University, became a text-book for lecturers. In 1814 appeared his Mémoire sur les Corps Organ isés Fo iles nommés Trilobites, a name which, as well as a basis of cla ification for those singular crustacea, naturalists owe to Brongniart. In 1815 he was elected a member of the Academy of Sciences of the French Institute; he was also a member of the Royal and Geological Societies of London, and of other learned bodies. In 1845 appeared his Traité des Arts Céramiques. D. 1847. B. , ADOLPHE THÉODORE, son of the preceding, B. at Paris, 1801. He early devoted himself to the study of the natural sciences, especially to that of botany, selecting cryptogamous plants for special notice. In 1825, he published a Cla ification des Champignons , and, in 1828, presented to the Institute the first portions of his His toire des Végétaux Fo iles, ou Recherches botaniques et géologiques sur les végétaux renfermés dans les diverses couches du globe. The publication of this valuable work was stopped in consequence of the gifted author's ill health. In 1834, B. was elected a member of the Academy of Sciences. He was also Profe or of Botany and Vegetable Physiology in the Museum of Natural History after 1833, was Inspector General of the University for the Sciences after 1852, and was one of the principal founders of, and contributors to, the Annales des Sciences Naturelles; wrote the botanical portion of the Voyage de la Coquille in 1831, and published Enuméra tion des Genres de Plantes cultivées au Muséum d'His to ire naturelle, in 1843. D. 1876. Bro'ni, a town of N. Italy, prov. A le and ria, 11 m. S.E. of Pavia, at the foot of the A pennines. Near it is the castle of Broni, where Prince Eugene obtained a victory over the French in 1703. Pop . 5,076. Bronn, HE IN RICH GEORG, a German naturalist, B. 1800. He was educated at the university of Heidelberg, where he was nominated Profe or in 1833, and appointed Lec turer on Zoology in succe ion to Leon hard. Among his various scientific works may be named, A System of Antediluvian Zoöphytes , (1827;) Lethaca Geognostic a , an important geological work, (1837;) History of Nature, (1841-9;) and Universal Zoology, (1850.) D. 1862. Bron's on, in Florida , the capital of Levy co., 140 m. S. E. of Tall a has see. Bron's on, in Ohio, a township of Huron co., 20 m. S. by E. of Sandusky City. Bron's on, in Michigan , a village and township of Branch county, 130 m. W. S.W. of Detroit, and 66 W. of Adrian. Is in a farming and lumbering district; has stave factories and flour mills, creamery, . Рор . (1897) about 1,000. Bronte, or Bronti, ( bron'te ,) a town of S. Italy, in Sicily, Val di Catania, near the Giaretta, at the W. base of Mount Etna, 22 m. N.N.W. of Catania. Manf . Woollens and paper. The country around is productive of wine, oil, and fruits. B. gave the title of duke to the English admiral Lord Nelson. Pop . 12,791. Bronte, a post-village of Upper Canada, Halton co., 28 m. S.W. of Toronto.