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Re: Crylophosaurus and Jurassic Antarctica
Jordan Mallon wrote-
I believe there's also some undescribed hypsilophodont and ankylosaur
material from the antarctic as well, no?
Yeah, and a hadrosaur and megalosaur or carnosaur too, but these all lived
later in the Mesozoic, while the prosauropod is from the same formation as
Phil Hore wrote-
my question is as Australia was connected to Antartica, what is the
likelyhood of the Australian 'polar' Allosaur actually being related to
crylophosaurus? Both continents were linked and only a foot bone has been
found of the allosaur (i believe)
Well, the Australian astragalus is Early Cretaceous compared to
Cryolophosaurus being Early Jurassic, so it's rather like asking if
Dilophosaurus is related to Acrocanthosaurus because they were both from
North America. :-)
In actuality, Cryolophosaurus seems to be related to Dilophosaurus,
"D."sinensis and Zupaysaurus, from what I've seen, while "Allosaurus"
"robustus" is closest to Fukuiraptor.
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