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Re: extinction

> Pterosaurs aren't capable of
> continuous flapping flight -- they're motor-gliders. [...] If you
> make weather conditions unsuitable for soaring flight for about 3 weeks,
> you'll do away with all pterosaurs forever.

Does this include the anurognathids? :-)

> Personally, I suspect the Chixulub impactor affected
> the atmosphere long enough to do exactly that.

That's almost inevitable when a 10-km rock comes down.

> How do we use taxa with a better fossil record to decide when pterosaurs
> died? :-)

Oh no, to decide how catastrophic the mass extinction was in total. :-)