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RE: the importance of Quianosuchus
David Peters wrote:
I ran across* Quianosuchus yesterday at the Hairy Museum of Paleontology
and wondered what it was and why nobody had ever mentioned it before on
the dino list.
They did. Search the DML archives for "_Qianosuchus_". This is one
situation where correct spelling is important (Qianosauchus vs
_Qianosuchus_ (Middle Triassic) is an interesting critter in its own right,
as it represents the earliest known archosaur (or archosauriform) that shows
evidence of an amphibious lifestyle. _Qianosuchus_ might have had a
lifestyle similar to modern saltwater crocodiles ("salties" as they're
affectionately known). The authors who described it (Li et al., 2006;
Naturwissenschaften 93:200-206) put it in the Crurotarsi - in other words,
on the line leading to crocs, not the line that led to dinosaurs/birds.
With Quianosuchus, the lineage leading toward dinosaurs has just gotten
bushier. And its nice to know that none of the metatarsals are reduced in
diameter. That little fact has big implications for Irmis's so-called
Oh... hang on. Are you constructing phylogenies based solely on "key
characters". Shame on you, Mr Peters! Tsk tsk.
Whatever it is you're imbibing, it's powerful stuff!
A new home for Mom, no cleanup required. All starts here.