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Joe Keating

@evopalaeo

Palaeontologist who likes phylogeny, morphology and early vertebrates. Lecturer @bristolbiosci.bsky.social; Education Officer @thepalass.bsky.social; Developer of treesurgeon https://www.evopalaeo.com/

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18.10.2023
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Latest posts by Joe Keating @evopalaeo

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I’ll start to regularly post photos of Lebanese fossils alongside links to charities supporting the thousands displaced in this war. Even the smallest donations can save lives

Fossils on display at Memory of Time, Jbeil, and you can donate here: gofund.me/24a3cee49

05.03.2026 13:54 πŸ‘ 18 πŸ” 13 πŸ’¬ 0 πŸ“Œ 1
Tip dating supports a Middle Ordovician origin for total-group chondrichthyans and a rapid radiation of acanthodian-grade taxa | Open Palaeontology

New Research Article published in OPal πŸ”¬

Tip dating supports a Middle Ordovician origin for total-group chondrichthyans and a rapid radiation of acanthodian-grade taxa

By Lorenzo Emanuele Morra 

www.openpalaeo.org/article/view...

03.03.2026 18:42 πŸ‘ 2 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0

Awesome. Would love to see if trends in Nature have changed through time. I'm sure they have for some palaeo specific journals e.g. Palaeontology.

28.02.2026 09:04 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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The Palaeontological Association has written to the President of the University of Leicester, requesting that the concerns of the PhD community over the planned redundancy of their supervisors are addressed.
[1/3]

26.02.2026 14:32 πŸ‘ 10 πŸ” 6 πŸ’¬ 2 πŸ“Œ 0
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Scimitar-crested Spinosaurus species from the Sahara caps stepwise spinosaurid radiation We describe a close relative of Spinosaurus aegyptiacus, the sail-backed, fish-eating giant from nearshore deposits of northern Africa. Spinosaurus mirabilis sp. nov., discovered in the central Sahara...

www.science.org/doi/10.1126/...

20.02.2026 16:39 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

PC1 is >90% but I guess we can just ignore it because it puts spinosaurs somewhere boring. Plus I've already written the press release calling them 'hell herons'

20.02.2026 11:10 πŸ‘ 11 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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for reference, here is PC1 and PC2 (buried in the sup).

20.02.2026 11:06 πŸ‘ 12 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Not fussed about Spinosaurs, but I do like PCAs. I do not like this PCA

20.02.2026 11:04 πŸ‘ 21 πŸ” 7 πŸ’¬ 5 πŸ“Œ 0

New Research Article published in OPal πŸ”¬

Respiratory structures in cornute stylophorans (Echinodermata)

By Christophe Dupichaud, Bertrand Lefebvre, Ninon Allaire, Enzo Birolini, Malo Meyruey, and Martina NohejlovΓ‘

www.openpalaeo.org/article/view...

18.02.2026 05:39 πŸ‘ 0 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0
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Respiratory structures in cornute stylophorans (Echinodermata)
doi.org/10.26034/la....

As always, published free (no page fees or OA costs) and free to read courtesy of @openpalaeo.bsky.social
#DiamondOA

17.02.2026 20:37 πŸ‘ 9 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

JOB KLAXON! Come work with us @bristolbiosci.bsky.social

12.02.2026 09:29 πŸ‘ 1 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
JOB ALERT!

Lecturer in Biological Sciences

Come and join us in the world class Life Sciences Building at the University of Bristol!

Closing date: Sunday 8 March

JOB ALERT! Lecturer in Biological Sciences Come and join us in the world class Life Sciences Building at the University of Bristol! Closing date: Sunday 8 March

JOB ALERT!

Lecturer in Biological Sciences

Interested in our research areas? Click the link in our bio to discover more!

Closing date: Sunday 8 March

JOB ALERT! Lecturer in Biological Sciences Interested in our research areas? Click the link in our bio to discover more! Closing date: Sunday 8 March

JOB ALERT!

We are excited to announce that we are recruiting three new academics at lecturer level!

Click the link below for more info on how to apply, and don’t forget to explore our research themes too!

We look forward to receiving your applications!

www.bristol.ac.uk/jobs/find/de...

12.02.2026 09:13 πŸ‘ 54 πŸ” 74 πŸ’¬ 0 πŸ“Œ 7
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We’ve finally discovered when sponges appeared on Earth | Natural History Museum New research has revealed the hidden early history of the sponges.

Did you know sponges are among the oldest animals on Earth? They're over half a billion years old!

New research has helped to narrow down when they first evolved - and it could reveal more about the first ever animals!

Find out more about these marine marvels πŸ‘‡
www.nhm.ac.uk/discover/new...

20.01.2026 11:25 πŸ‘ 66 πŸ” 15 πŸ’¬ 0 πŸ“Œ 1

πŸ‘€

16.01.2026 11:53 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Homology?

16.01.2026 11:09 πŸ‘ 3 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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a 4gifs.com animated image of a worm crawling on the ground ALT: a 4gifs.com animated image of a worm crawling on the ground
08.01.2026 22:55 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Independent origins of spicules reconcile paleontological and molecular evidence of sponge evolutionary history Sponges have a cryptic Ediacaran history because ancestral sponges were soft-bodied and had low fossilization potential.

Sponges are notoriously difficult to understand in evolutionary biology terms. I think this paper is a big step forward : www.science.org/doi/10.1126/...

08.01.2026 10:02 πŸ‘ 25 πŸ” 12 πŸ’¬ 0 πŸ“Œ 0

Whoops, couldnt find your handle earlier. Go follow @meleonora-rossi.bsky.social

08.01.2026 09:05 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Earth's early sponges were soft: Scientists close fossil record gap Sponges are among Earth's most ancient animals, but exactly when they evolved has long puzzled scientists. Genetic information from living sponges, as well as chemical signals from ancient rocks, sugg...

A nice news summary here as well: phys.org/news/2026-01...
🧽🧽🧽

07.01.2026 22:40 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Early sponges lacked [mineralised] skeletons.
New paper led by M. Eleonora Rossi. Great to have contributed alongside colleagues from @bristolpalaeo.bsky.social , @nhm-london.bsky.social and @mncn-csic.bsky.social.
Read it here: www.science.org/doi/10.1126/...

07.01.2026 22:38 πŸ‘ 28 πŸ” 11 πŸ’¬ 2 πŸ“Œ 0
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Ammonite survival across the Cretaceous–Paleogene boundary confirmed by new data from Denmark - Scientific Reports We provide a reassessment of the hypothesis of ammonite survival across the Cretaceous–Paleogene (Maastrichtian–Danian) boundary, based on new data from the lower Danian Cerithium Limestone Member at ...

Earliest Cenozoic ammonoids:

Machalski, M., Olszewska-Nejbert, D., Landman, N.H. et al. Ammonite survival across the Cretaceous–Paleogene boundary confirmed by new data from Denmark. Sci Rep 15, 45802 (2025). doi.org/10.1038/s415...

01.01.2026 17:30 πŸ‘ 56 πŸ” 20 πŸ’¬ 2 πŸ“Œ 5
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Errrr...

22.12.2025 10:15 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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A bizzare christmas display of some total-group birds.

22.12.2025 10:08 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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BBC Bristol on Instagram: "Hundreds of raw sausages have been dumped in St Jude's. This photo was taken at the end of last week, but many of them are still there. They've become a bit of a talking poi... 117K likes, 2,216 comments - bbcwest on December 9, 2025: "Hundreds of raw sausages have been dumped in St Jude's. This photo was taken at the end of last week, but many of them are still there. They'...

Worth checking out some of the comments here as well... Especially greggs_official.

www.instagram.com/p/DSDGF6Vk6z...

14.12.2025 08:10 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Hundreds of raw sausages fly-tipped near city centre Council leaders have urged people not to fly-tip in the area.

www.bbc.com/news/article...

14.12.2025 08:09 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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a close up of a person holding a green beetle with pink eyes ALT: a close up of a person holding a green beetle with pink eyes

Finally, check out Anees Kathrada’s poster from his MSc with Jakob Vinther, Erik Tihelka and me: β€œThe birds and the beetles? Beetle iridescence evolved as a defence against visual predators.” Be sure to stop by!

12.12.2025 16:54 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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My summer undergraduate student Johnny Clavo Yamahuchi is up at 11:45 in Session 2B: β€œCan we reconcile molecular and morphological clock disparities in a group with a rich fossil record?”
Funded by a @thepalass.bsky.social Undergraduate Research Bursary, with colleagues @bristolpalaeo.bsky.social

12.12.2025 16:54 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Don’t miss Emily Driscoll’s talk, based on her MSc work with David Button and me. Session 2A, 11:15 β€” β€œInvestigating the functional morphology of iguanodontian thumb spikes.”

12.12.2025 16:54 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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two ostriches are standing in a field with an animal planet logo in the corner ALT: two ostriches are standing in a field with an animal planet logo in the corner

Excited to be at the @thepalass.bsky.social Annual Meeting in Portsmouth! I’m speaking tomorrow in Session 1 (10:15) on β€œBig Birds, Big Data: Palaeognath Phylogeny Tested Using Morphology, DNA & Ancient Collagen.” Coauthored with Ed Moody, Andrew Kitchener & Mike Buckley.

12.12.2025 16:54 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

OPal is recruiting! We are looking for a Managing Editor and 2* Steering Committee members. Apply if you want to shape the future of open-access palaeo. Please share widely!

21.11.2025 16:06 πŸ‘ 0 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0