A wide, sickle-shaped reflection of the peritoneum that serves as a principal attachment of the liver to the diaphragm and separates the right and left lobes of the liver. Its broad attachment extends from the posterior superior portion of the liver to the anterior convex portion connected to the internal surface of the right rectus abdominis muscle.
A wide, sickle shaped fold of peritoneum attached to the lower surface of the diaphragm, internal surface of the right rectus abdominis muscle, and convex surface of the liver.