Diplodocoidea

A long, lightly built Morrison Formation sauropod with peg-like front teeth and an extraordinarily long tail. Its famous Carnegie skeleton—and casts sent around the world—made Diplodocus a global museum icon.

A powerfully built Late Jurassic diplodocid known from the nearly complete Carnegie Quarry skeleton CM 3018, with an exceptionally thick neck, stout limbs and a long tapering tail.

The classic thunder lizard: a robust Late Jurassic diplodocid from Wyoming with a powerful neck, columnar limbs and an exceptionally long tapering tail.

A rare, exceptionally long-necked diplodocid from the Late Jurassic Morrison Formation, best known from spectacular museum skeletons assembled from partial remains.

A small, short-necked sauropod with a broad downturned muzzle, extremely delicate skull and more than 500 continually replacing teeth.

A small, short-necked Patagonian sauropod whose paired cervical neural spines formed one of the most extraordinary silhouettes in dinosaur evolution.