Trochilus
in ornithology: (1) The type genus of Trochilidæ. Tail- TROGLODYTES feathers pointed, wings short; plumage not very brilliant, except on the throat.
Two species are known-T. colubris, inhabiting North America during the summer, and migrating in winter to Central America and the West India islands; and T. alexandri from California and Mexico. (2) Charadrius melanocephalus, a native of Egypt. It is about 10 inches long; neck white, head black, with two white general hue slate color; abdomen and stripes running from the bill, and meeting at the nape of the neck, black mantle extending over the shoulders to the tail, wings black, with a broad transverse black band. TROCHU (trō-shü'), LOUIS JULES, a French military officer; born in Le Palais, France, March 12, 1815; was educated at St. Cyr; engaged in the Algerian, Crimean and Italian campaigns published a pamphlet entitled "The French Army in 1867," and showed the weakness of the French army, by which he forfeited the favor of Napoleon. At the outbreak of the Franco-Prussian War (1870), however, he was made Governor of Paris, and when the republic was proclaimed he was intrusted with the defense of the city, a position which he held till the capitulation. He was elected to the National Assembly in 1871 and retired to private life in 1873. He wrote: "For Truth and Justice" (1873); "Politics and the Siege of Paris," and "The French Army in 1879." He died Oct. 7, 1896.