Apatosaurus (/ÉËpaetÉµËsÉrÉs/), ÉËpÃ¦tÉµËsÉrÉs also known by the popular Synonym (brontosaurus which In april of, 2015 was confirmed to be a separate), genus is a genus of sauropod dinosaur that lived about 150 million years, ago during The Jurassic (Period kimmeridgian And tithonian). agespatosaurus louisae is known from one partial skeleton which was found in Colorado in the United States. Apatosaurus parvus was originally known as Elosaurus parvus, but was reclassified as a species of Apatosaurus in 1994. This synonymy was upheld in 2004.
The oath of office of the President of the United States is an oath or affirmation required by the United States Constitution before the president of the United States begins the execution of the office.
Incoming Congressmen, Presidents and Supreme Court Justices must take an oath of office, swearing that the official will uphold the Constitution. The Library of Congress provides information on the date each President was sworn into office, as well as the location and who administered the oath.