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Re: [dinosaur] Mesozoic birds disparity + Procellaria, new species from Pliocene of New Zealand + molecular evolutionary rates in large avian radiation (free pdfs).

To: dinosaur-l@usc.edu
Subject: Re: [dinosaur] Mesozoic birds disparity + Procellaria, new species from Pliocene of New Zealand + molecular evolutionary rates in large avian radiation (free pdfs).
From: David Marjanovic <david.marjanovic@gmx.at>
Date: Wed, 3 Feb 2021 23:28:19 +0100
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Gesendet:ÂMittwoch, 03. Februar 2021 um 05:09 Uhr
Von:Â"Ben Creisler" <bcreisler@gmail.com>

> Min Wang, Graeme T. Lloyd, Chi Zhang and Zhonghe Zhou (2021)
> The patterns and modes of the evolution of disparity in Mesozoic birds.
> Proceedings of the Royal Society B: Biological Sciences 288(1944): 20203105
>
> [...] This relatively low disparity suggests that diversification of 
> enantiornithines was characterized in exhausting fine morphologies, whereas 
> ornithuromorphs continuously explored a broader array of morphologies and 
> ecological opportunities.

...sure, if tooth shape counts as "fine morphologies", so that shrews and mice 
are practically the same. That's something explored pretty widely in 
Enantiornithes, while Euornithes has been rather boring about it.

> David A. Duchene, Paola Montoya, Santiago Claramunt & Daniel A. Cadena (2021)
> Flight demand and environmental niche are associated with molecular 
> evolutionary rates in a large avian radiation.
> bioRxiv 2020.01.16.908368 (preprint)

Awesome that this kind of research is now possible!

References:
- [dinosaur] Mesozoic birds disparity + Procellaria, new species from Pliocene of New Zealand + molecular evolutionary rates in large avian radiation (free pdfs).
  - From: Ben Creisler <bcreisler@gmail.com>