Paleonet: Jurassic samaras (helicopter seeds)

[Jakob Vinther]

I can't say that about the Jurassic, but I recently collected fossil plants
with students at the Carboniferous site called Writhlington outside of
Bath, UK. I learned that some seed plants at this time  also evolved this
strategy.



On Sun, 23 May 2021 at 06:55, Yazbeck, Thomas <yazbeckt at msu.edu> wrote:

> Hello Paleonet,
>
> I need help searching for answers on a real head-scratcher. I saw a social
> media post saying that the fossil in the photo was a Jurassic example of a
> "helicopter seed", aka a samara, from the Tiaojishan Formation. A modern
> example is presented for scale and comparison. I can't find anything online
> about this, although I found an older publication describing samara-like
> seeds from Siberian Jurassic gnetophytes. Can anyone point me towards an
> answer on what type of plant this might pertain to?
>
> Thomas Yazbeck
>
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-- 
Jakob Vinther
Lecturer in Macroevolution
University of Bristol
Departments of Biological Sciences and Earth Sciences

Life Sciences Building
24 Tyndall Avenue, room 117
BS8 1TG
Bristol, UK
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