This entry was inspired by a post at the always-excellent SV-POW. They compared the size (and neck length) of Supersaurus, Brachiosaurus and Diplodocus. In a stroke of serendipity I read their post as I was reworking my skeletal of the largest specimen of Diplodocus, NMMNH 3690 formerly known as Seismosaurus. Let's see if that changes anything...