Scientists now think that Amphicoelias could have just been a bone from a recently discovered sauropod, and at that time they did not know. The estimation might have been wrongly calculated.
A life restoration.
An outdated drawing of a living Amphicoelias. Linked to the Wikipedia article.
An old sketch of the Amphicoelias bone.
Size of Amphicoelias.
Amphicoelias compared to another sauropod and a human. (Amphicoelias is the orange one)
An unidentified dinosaur bone from a private collection-could it be from an Amphicoelias?