One of the contractile organs of the body

Usage examples of musculus.

Balaenoptera musculus, a blue whale, the largest animal the earth has ever known.

Balaenoptera musculus is the species commonly known as the blue whale.

To lose his Augustine, and his Calvin, and his Musculus, and his Zanchius, and his Amesius, and his Suarez, and his Estius was a sore stroke to such a man.

Linnaeus is responsible for naming the humpback whale Megaptera novaeangliae, or "big wings of New England," and later naming the blue whale Balaenoptera musculus, or "little mouse": at 110 feet long, over a hundred tons, an animal whose tongue alone is larger than a full-grown African elephant -- the largest animal to ever live on the planet.

The roof being thus sloped and laid over in rows in the same manner as the joists were laid on the braces, the musculus was covered with tiles and mortar, to secure it against fire, which might be thrown from the wall.