Tags » Suuwassea

Neural spine bifurcation in sauropods, Part 6: more reasons why Haplocanthosaurus is not a juvenile of a known diplodocid

Last time, we saw why Haplocanthosaurus couldn’t be a juvenile of Apatosaurus or Diplodocus, based on osteology alone.  But there’s more:

Ontogenetic status of… 1,615 more words

Apatosaurus

Neural spine bifurcation in sauropods, Part 4: is Suuwassea a juvenile of a known diplodocid?

I don’t intend to write a comprehensive treatise on the morphology and phylogeny of Suuwassea. Jerry Harris has already done that, several times over (Harris 2006a, b, c, 2007, Whitlock and Harris 2010). 2,557 more words

Cervical