Richard Dearden
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euphanerops.bsky.social
Richard Dearden
@euphanerops.bsky.social
Fan of fossil fishes. Postdoc at University of Birmingham. Especially interested in using fossil and living taxa to understand the evolution of sharks, rays, and chimaeras. Also paint miniatures very slowly.
Pinned
New #OA paper in @royalsocietypublishing.org #RSOS: we use CT to describe a 3D shark from the Cretaceous Chalk, giving a rare skeletal perspective on shark evolution.

A bit of the backstory in 🧵below featuring
🦴 MYSTERY FOSSILS
🦈 CUTE SHARKS
🦷 CHALK DENTISTRY

doi.org/10.1098/rsos...

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Reposted by Richard Dearden
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November 24, 2025 at 7:03 PM
Reposted by Richard Dearden
I guess now would be a good time for my first post here. Yesterday we published a new paper on the incredible ecosystem of tetrapods and other vertebrates in Science. It has been years of work - but we got there in the end. Thank you to everyone the contributed to this work ❤️
An early Triassic bone bed excavated at 78°N changes the story about how marine life recovered after the most cataclysmic extinction in Earth history ~252 million years ago.

Learn more in this week's issue of Science: https://scim.ag/48bLsGI
November 14, 2025 at 11:45 AM
Reposted by Richard Dearden
Leicester's Palaeontology program has a long track record including discovery that conodonts were vertebrates, graduates who are Fellows of the Royal Society, innovative researchers, and a growing body of undergraduate students.
c.org/HJW7FVxPwv
Sign the Petition
Save Geology at the University of Leicester
c.org
November 23, 2025 at 3:25 PM
Reposted by Richard Dearden
Thinking about #dinosaurs? Didn't get a chance to celebrate their 200th birthday last year? Well, our Temporary #Exhibition curated by @palaeostephan.bsky.social has now gone virtual!

Find 'Bringing dinosaurs back to life: 200 years of research' on our Virtual #Museum: ow.ly/Ryt550XvLCA
November 21, 2025 at 2:30 PM
Reposted by Richard Dearden
Geology and palaeobiology at the University of Leicester are under threat, with at least 14 staff expected to be made redundant. Support them, their postdocs, and their students by signing this petition: c.org/SK8Xm8dhqK
Sign the Petition
Save Geology at the University of Leicester
c.org
November 19, 2025 at 11:31 AM
Reposted by Richard Dearden
As an Leicester palaeo PhD alumni, I am shocked and appalled by this seemingly uncosted and short sighted descision by the @uniofleicester.bsky.social.

Please sign the petition.
My alma mater, Leicester University, is dissolving its Geology Department leading to the loss of 14 staff. Palaeo is being completely axed, despite Leicester's long and storied history in this area (and its current strengths). Please sign this petition!!: www.change.org/p/save-geolo...
Sign the Petition
Save Geology at the University of Leicester
www.change.org
November 20, 2025 at 8:24 AM
Reposted by Richard Dearden
Devonion fishies Elpistostege (close relative of the famous Tiktaalik) and couple of bothriolepis swimming by. Needs updating but still thinking this is one of my better paintings I have done
January 16, 2025 at 1:27 PM
Reposted by Richard Dearden
Very excited to share my exploration of the phylogenetics of early ray-finned fishes, out today in the Anatomical Record! Really busy day but I’ll have more info shortly.

anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
An ontological morphological phylogenetic framework for living and extinct ray‐finned fishes (Actinopterygii)
The ray-finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic kno...
anatomypubs.onlinelibrary.wiley.com
November 17, 2025 at 12:52 PM
Reposted by Richard Dearden
Thanks so much to all the #2025SVP host committee members & student volunteers & huge thanks to SVP & the community for joining us in Birmingham! We’re super happy with how it turned out. Time now to run a three-day field trip!
November 16, 2025 at 6:52 AM
Reposted by Richard Dearden
This is amazing 🥲
To mark the 85th Annual SVP Meeting 2025, we've curated a special open access collection.

Next up is jawless vertebrates: Phylogeny, classification and character polarity of the Osteostraci (Vertebrata) by Sansom (2009) buff.ly/M6bXNzx #2025SVP #PaleoSky @fossilrob.bsky.social #FossilFish #SVP2025
November 15, 2025 at 2:40 PM
Reposted by Richard Dearden
Challenging weather & transport conditions for our evening authors’ event, but wonderful to hear Tom Holland in conversation with @elsa-panciroli.bsky.social @endofthepier.bsky.social & @tjdhalliday.bsky.social #2025SVP
November 14, 2025 at 8:56 PM
Reposted by Richard Dearden
Come and find me today at #2025SVP at boot 372 to talk about advanced segmentation of CT scanned fossils! 🩻🐟 #conference #ctscanning @nhm-london.bsky.social @nitroshutter.bsky.social @euphanerops.bsky.social @gilespalaeo.bsky.social
November 14, 2025 at 10:39 AM
Reposted by Richard Dearden
The jigsaw is nearing completion - help us fit the final pieces... then we can start a new one! #SVP2025 Hall 3 (exhibition & coffee)
November 13, 2025 at 2:06 PM
Reposted by Richard Dearden
Enjoyed my one full day at #2025SVP yesterday and this cool diorama that lots of my friends were involved in making! Well done all #SVP2025
November 13, 2025 at 7:59 AM
Reposted by Richard Dearden
Super excited to welcome the world’s vertebrate palaeontologists to the historic Aston Webb building of the University of Birmingham. Hope you enjoyed yourselves #2025SVP
November 12, 2025 at 10:42 PM
Reposted by Richard Dearden
I’d prefer not to be making the final finessing touches to tomorrows talk whilst on the train to Birmingham for #SVP2025, but that is where we are
November 11, 2025 at 8:56 PM
Excellent day out on the #2025SVP Warwickshire Triassic field trip to Guy's Cliffe! Feat. Saxon hermits, Anisian channel deposits, and lots of temnospondyls!
November 11, 2025 at 9:15 PM
Reposted by Richard Dearden
Attending #2025SVP #SVP2025? Interested in Palaeozoic fish and temnospondyls, dinosaurs old and new, sabre-tooth cats, biomechanics, biogeography, museum ethics, etc? Don't look any further, the Lautenschlager Lab got you covered - thanks to a lot of hard work by students, post-docs and colleagues!
November 10, 2025 at 12:32 PM
Centre of Birmingham looking suitably sparkling and ready to welcome palaeontologists to #SVP2025 #2025SVP!
November 10, 2025 at 8:21 PM
Reposted by Richard Dearden
To mark the 85th SVP Meeting 2025, we've assembled an open access collection of landmark JSP vertebrate palaeontology papers.

Next, Friedman (2007) investigates 𝙎𝙩𝙮𝙡𝙤𝙞𝙘𝙝𝙩𝙝𝙮𝙨, the oldest known coelacanth — and early bony fish relationships buff.ly/EGlBuN3
#PaleoSky #FossilFish #CoelacanthChronicles
November 10, 2025 at 8:00 AM
Reposted by Richard Dearden
[2/2] and answer your questions — all in a relaxed, friendly format. 🙌

📅 Upcoming sessions:
🚀 Careering Off Course! — 12 Nov

🕠 The webinars start at 17:30 GMT on Zoom.
🔗 Register via the links below and join the conversation!
us06web.zoom.us/webinar/regi...

#research #earlycareerresearcher
Welcome! You are invited to join a webinar: Careering of course. After registering, you will receive a confirmation email about joining the webinar.
We are excited to bring you our next ECR webinar series on careers in Palaeontology on Wednesday, November 12th, at 05:30 pm (GMT). This event is free of charge, but you will need to register. Aim of...
us06web.zoom.us
November 7, 2025 at 10:51 AM
Reposted by Richard Dearden
🎓 Member News! 🌟

We’re excited to announce a brand-new series of Early-Career Researcher webinars all about careers and grants 💼💡

Our ERC Officer will be joined by inspiring grant awardees and professionals from diverse career paths who’ll share their experiences, tips, [1/2]
November 7, 2025 at 10:48 AM
Reposted by Richard Dearden
🚨New paper out in Palaeontology! Check it out if you're interested morphological evolution, fossil phylogenetics, and macroevolution 🧪

"Assessing the impact of character evolution models on phylogenetic and macroevolutionary inferences from fossil data"
Assessing the impact of character evolution models on phylogenetic and macroevolutionary inferences from fossil data
Understanding the evolution and phylogenetic distribution of morphologic traits is fundamental to macroevolutionary research. Despite decades of major advances and key insights from molecular systema...
dx.doi.org
October 27, 2025 at 2:17 PM
Reposted by Richard Dearden
Grab your snorkels and dive back in time with us - our new temporary #exhibition Feeding Without Jaws opens on Weds 12 Nov. The exhibition explores cutting-edge palaeontological research on the lives of unusual ancient fishes.

For more info: www.birmingham.ac.uk/events/feedi...

#LapworthRocks
November 3, 2025 at 3:01 PM
Reposted by Richard Dearden
Siccar Point is one of the most important geoheritage sites in the world; we think visitors deserve to hear why.

Help us install a Deep Time Trail - donate to the Crowdfunder now. www.crowdfunder.co.uk/siccar-point

youtu.be/OeHsVJiO9gE
Help us build a Deep Time Trail at Siccar Point
YouTube video by Scottish Geology Trust
youtu.be
September 15, 2025 at 9:32 AM