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Guillaume BILLET

@guillbi.bsky.social
71 followers 30 following 1 posts

Evolutionary morphologist and curator of fossil mammals at @mnhn.fr & @cr2p.bsky.social

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Reposted by Guillaume BILLET
houssayecnrs.bsky.social @houssayecnrs.bsky.social · 28/09/2026
We describe a new freshwater mosasaur, from Provence France, with N Bardet @cr2p.bsky.social, FL Pelissier, Y Dutour, E Turini & T Torstosa in @peercomjournal.bsky.social. Welcome to Garamaudo! It seems that mosasaur evolution was more complex than we thought peercommunityjournal.org/articles/10....
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Julien Kimmig @jkimmig.bsky.social · 08/09/2026
We have a 2 year paleontology postdoc position as part of a DFG project www.smnk.de/museum/aussc...
smnk.de
Paleontologist (Postdoc) (m/f/d)
Staatliches Museum für Naturkunde Karlsruhe
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Wayne Maddison @waynemaddison.bsky.social · 09/09/2026
The Tree of Life web project is back! A phylogenetic view of biodiversity way ahead of its time (ca. 1995!), conceived and led by David Maddison, collaborative & human-curated, widely used in teaching. Defunct technology had doomed it until Travis, Danny, and Andrew revived it. 🥳🎉 🧪 #evolbiol
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Casey Dunn @caseywdunn.bsky.social · 25/08/2026
My new book, Phylogenetic Biology, is now published. Available online for free at dunnlab.org/phylogenetic... . Physical copies can be purchased at shop.lightningsource.com/b/085?params... or your favorite bookstore.
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Amélie Beaudet @ameliebeaudet.bsky.social · 02/07/2026
🚨 PhD opportunity 🚨 Join @palevoprim.bsky.social as part of the #ReVol project (@cnrs.fr & Wits Joint PhD Programme)! Spend 3 years investigating the southern African fossil cercopithecoids to reconstruct past ecology and behavior through skeletal morphology and dental microwear.
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Allen Collins @agcollins.bsky.social · 30/06/2026
Curator of Vertebrates Position at the Smithsonian! www.usajobs.gov/job/873849000
usajobs.gov
Research Zoologist
The Smithsonian Institution is the worlds largest museum, education, and research complex, with 21 museums and the National Zoo. The National Museum of Natural History (NMNH) is a major bureau of the ...
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Camille Bader @camillebader.bsky.social · 09/06/2026
The final chapter of my PhD is out!! What happens when graviportal taxa get dwarfed? We explore this in dwarf elephantids from the Mediterranean Sea, looking at the inner and outer anatomy of limb long bones. 🐘📄 With @houssayecnrs.bsky.social and U. B. Göhlich #GRAVIBONE doi.org/10.1111/pala...
doi.org
Miniature giants: investigating limb long bone structure in dwarf proboscideans
Terrestrial vertebrates rely on their skeleton to provide structural support and allow the movement of the body. Heavy, graviportal taxa, such as extant elephants, exhibit numerous adaptive features ....
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houssayecnrs.bsky.social @houssayecnrs.bsky.social · 18/05/2026
Has anyone a scan or the possibility to scan skulls of Dracaena? Adult or juvenile specimens. We have difficulties to find some... Help would be more than welcome! Thanks
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drphilcox.bsky.social @drphilcox.bsky.social · 22/04/2026
We wish to appoint an additional co-Editor-in-Chief at the Journal of Anatomy. We're particularly interested in people with expertise in musculoskeletal anatomy. You can register your interest via the linked expression of interest form.
forms.office.com
Microsoft Forms
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Laura Mulvey @lauramulvey.bsky.social · 23/04/2026
🪸🦕 📈 🪨 Excited to announce our upcoming workshop: Bridging Stratigraphic Palaeobiology & Phylogenetics, with Emilia Jarochowska, @niklashohmann.bsky.social, @rachelwarnock.bsky.social, and Johan Hidding 📍 Lorentz Centre, Leiden 📅 28 Sep – 2 Oct 2026 Applications open - details below 👇
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Professor John R. Hutchinson @johnrhutchinson.bsky.social · 22/04/2026
Remember to save the date: ICVM in Halifax, Nova Scotia (that's in Canada!), July 20-24, 2027. Keep an eye on our website for news: www.isvm-icvm.org And contact our Treasurer Tiana Kohlsdorf if you are not on our email list ("members"). Symposium proposal submissions will open up SOON!
isvm-icvm.org
Home | International Society for Vertebrate Morphology
ISVM is an international society for members interested in the comparative anatomy and functional morphology of vertebrate organisms. We hold an international congress every 3-4 years to discuss the ...
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Camille Bader @camillebader.bsky.social · 17/04/2026
New paper out in Geodiversitas! 🦣🦴 Ever wonder what the inside of Deinotherium giganteum looks like? Find out about it here: geodiversitas.com/48/7 Big thanks to the Budapest HNHM for providing access to this unique material! With Prof. Mihaly Gasparik & @segesdimartin.bsky.social
geodiversitas.com
Bone microanatomy and weight-bearing adaptations in the giant proboscidean Deinotherium giganteum (Kaup, 1829)
Bone anatomy reflects the mechanical and functional constraints to which the skeleton is subjected. In graviportal taxa, the primary constraint is gravity, requiring specific adaptations in bone struc...
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John Nyakatura @johnnyakatura.bsky.social · 13/04/2026
2 PhD Opportunities! 🤩 We are recruiting two highly motivated PhD students to join an ambitious project advancing Robotic Paleontology—a rapidly emerging field that fuses paleontology, biomechanics, simulation, and robotics. nyakaturalab.com/news/ Please share!!
nyakaturalab.com
Nyakatura-Lab for Comparative Zoology | News
See what’s been happening in the Nyakatura Lab. News: discover our latest publications, recent events, and research highlights.
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Guillaume BILLET @guillbi.bsky.social · 09/04/2026
Pangolins possess a spectacular, dense network of diploic veins for brain drainage! In our latest study, we show that this pattern may also provide rare morphological evidence linking pangolins and carnivorans in the Ferae clade. Check it out here: academic.oup.com/zoolinnean/a...
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Peer Community In @peercommunityin.bsky.social · 08/04/2026
Please let us know your thoughts on PCI and Peer Community Journal (PCJ) by taking this five-minute survey! form.typeform.com/to/CO4KpWgi
form.typeform.com
PCI and PCJ survey
Turn data collection into an experience with Typeform. Create beautiful online forms, surveys, quizzes, and so much more. Try it for FREE.
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Dr John Clarke @jclarkepaleo.bsky.social · 30/03/2026
Postdoc in Macroevolution - Deadline April 12th - Join a team of Stuttgart botanists & myself to test drivers of Angiosperm diversification! Fully open process Submit cover letter, CV, 3 referees & publication list in a single PDF to postdoc-botany@smns-bw.de + 3 key papers (if possible) as PDF
naturkundemuseum-bw.de
Jobs | Staatliches Museum für Naturkunde Stuttgart
Offene Stellen
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drphilcox.bsky.social @drphilcox.bsky.social · 30/03/2026
Postdoc advert now live! Come and work with me at the UCL Centre for Integrative Anatomy @ucl-c4ia.bsky.social on the Mediterranean Neogene insular giant fauna. You'll also get to work with a great team: @toriherridge.bsky.social @nannonstevens.bsky.social and Jesse Hennekam
ucl.ac.uk
UCL – University College London
UCL is consistently ranked as one of the top ten universities in the world (QS World University Rankings 2010-2022) and is No.2 in the UK for research power (Research Excellence Framework 2021).
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Frederic Delsuc @freddelsuc.bsky.social · 17/02/2026
Our paper on convergent regressive evolution of genes involved in oral anatomy of myrmecophagous mammals is now officially published @molbioevol.bsky.social 🔗 doi.org/10.1093/molbev/msag009
doi.org
Pseudogenes document protracted parallel regression of oral anatomy in myrmecophagous mammals
Abstract. Adaptation to ant and/or termite consumption (myrmecophagy) in mammals constitutes a textbook example of convergent evolution, being independentl
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Nicolas Galtier @nicolasgaltier.bsky.social · 09/12/2025
Happy to hare that the preprint I was advertising below has been published by the Journal of Evolutionary Biology: academic.oup.com/jeb/advance-... Thanks @jevbio.bsky.social for supporting responsible publishing!
academic.oup.com
Time to publish responsibly: DAFNEE, a database of academia-friendly journals in ecology and evolutionary biology
Abstract. The current economics of scientific publishing reveal a profound imbalance: academia pays prices far exceeding the actual costs of publication. R
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Prof Susie Maidment @tweetisaurus.bsky.social · 23/12/2025
JOB KLAXON! The @nhm-london.bsky.social is recruiting a micro-CT specialist! jobs.nhm.ac.uk/Job/JobDetai...
jobs.nhm.ac.uk
CT Data and Micro CT Specialist :South Kensington
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Severine L.D. Toussaint @sevcrumb.bsky.social · 09/12/2025
Looking for a master student to work on the microstructure of metapodials and phalanges in arboreal mammals!! Fully funded by the MNHN. Cool collab with @houssayecnrs.bsky.social ! Contact me for more info 😁
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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 20/11/2025
In honour of the 85th SVP Meeting 2025, we've assembled an open access collection of landmark vertebrate palaeontology papers. Next: Phylogeny of the Notoungulata (Mammalia) based on cranial and dental characters by Guillaume Billet (2011) buff.ly/ZORpqsx @guillbi.bsky.social #PaleoSky #2025SVP
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Alessio Capobianco @acapomorphic.bsky.social · 25/09/2025
I am extremely happy to see that our review on fossil tip-dating is out in early view in Systematic Biology! A huge thanks to all the authors of this massive project (@heckeberg.bsky.social, @basantakhakurel.bsky.social, Gustavo Darlim, and @hoehna.bsky.social)! academic.oup.com/sysbio/advan...
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Rob Noble @robjohnnoble.bsky.social · 03/09/2025
Mindblowing research out of the wonderful @isemevol.bsky.social (where I'm delighed to be based for the next three months). Opening line: "Living organisms are assumed to produce same-species offspring [1,2]. Here, we report a shift from this norm". 1. Darwin (1859) 2. Mayr (1942).
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Mike Moore @moore-evo-eco.bsky.social · 19/07/2025
Convergent reduction of olfactory genes and olfactory bulb size in mammalian species at altitude: Current Biology www.cell.com/current-biol...
cell.com
Convergent reduction of olfactory genes and olfactory bulb size in mammalian species at altitude
Graham et al. report that high-altitude mammalian species have a greatly reduced number of olfactory receptor genes, and their brains have a smaller olfactory bulb, consistent with a deteriorated sens...
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Phil Barden @haidomyrmex.bsky.social · 17/07/2025
Press release out today on our new paper detailing the convergent origins of obligate ant and termite eating in mammals!
news.njit.edu
Mammals Evolved into Ant Eaters 12 Times Since Dinosaur Age, Study Finds
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CNRS Écologie & Environnement @cnrsecologie.bsky.social · 09/07/2025
@cnrsecologie.bsky.social regrette profondément l'adoption de cette loi à la vision court-termiste & ses conséquences graves sur l’environnement, qui méprise santé & bien-être de la population & le rôle des espèces sauvages dans la prod. agricole. La communauté scientifique n'a pas été entendue.
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Benoit Nabholz @benoitevol.bsky.social · 10/07/2025
Junior Professor Chair at MNHN Paris : Integrative Taxonomy for Describing Biological Diversity odyssee.enseignementsup-recherche.gouv.fr/procedures/r... filesender.renater.fr?s=download&t...
odyssee.enseignementsup-recherche.gouv.fr
Odyssée
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April Wright @wrightam.bsky.social · 27/06/2025
And here it is: www.biorxiv.org/content/10.1... Such a @basantakhakurel.bsky.social thing to promise something “in the coming weeks” and then turn around and have it done like the next day #evol2025
biorxiv.org
A covarion model for phylogenetic estimation using discrete morphological datasets
The rate of evolution of a single morphological character is not homogeneous across the phylogeny and this rate heterogeneity varies between morphological characters. However, traditional models of mo...
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Nicolas Galtier @nicolasgaltier.bsky.social · 24/06/2025
New preprint: we advertise DAFNEE, a database of academia-friendly eco-evo-archaeo journals. 1/6 #AcademicPublishing #ecoevo #archaeology #EthicalPublishing #SocietyJournals #DiamondOpenAccess doi.org/10.32942/X24...
doi.org
Time to publish ethically: DAFNEE, a database of academia-friendly journals in ecology and evolutionary biology.
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Martin Bulla @martinbulla.bsky.social · 13/05/2025
We’re hiring a postdoc (2+ years) in macroecology and macroevolution in my new lab at CZU Prague: www.researchgate.net/job/1021667_...
researchgate.net
POSTDOCTORAL DATA SCIENTIST IN MACROECOLOGY AND MACROEVOLUTION (2+ YEARS IN PRAGUE) at Czech University of Life Sciences Prague in Prague, CZECHIA
May 12, 2025 | We invite applications for a full-time, two-year data scientist postdoctoralposition (with potential for an extension) spanning large-scale... | NEW JOB
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Antoine Logghe @temno-tracker.bsky.social · 23/05/2025
Really glad to share with you what would be the oldest evidence of the epidermal skin of early synapsids, with the description of sphenacodont body impressions, likeky belonging to Dimetrodon teutonis, from the early Permian of BROMACKER! Behold Bromackerichnus! www.cell.com/current-biol...
cell.com
Early Permian synapsid impressions illuminate the origin of epidermal scales and aggregation behavior
Marchetti et al. describe Bromackerichnus, the first definite body impression of early synapsids and, more specifically, sphenacodontids. Bromackerichnus includes the earliest fossil evidence of epide...
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Kjetil Lysne Voje @klvoje.bsky.social · 22/05/2025
Are you seeking a postdoc opportunity? The Natural History Museum in Oslo is on the lookout for candidates who want to create their own projects. If you're interested in brainstorming project ideas, feel free to reach out! More information here:👇 www.jobbnorge.no/en/available...
jobbnorge.no
Postdoctoral Fellow: Self-Developed Project (280531) | University of Oslo
Job title: Postdoctoral Fellow: Self-Developed Project (280531), Employer: University of Oslo, Deadline: Monday, June 23, 2025
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Kjetil Lysne Voje @klvoje.bsky.social · 22/05/2025
Here is our attempt at summarizing the state of the evidence for the punctuated equilibrium hypothesis. The paper is part of a special issue of Paleobiology celebrating the 50th anniversary of the PE Hypothesis. Work led by Gene Hunt. @lhliow.bsky.social www.cambridge.org/core/journal...
cambridge.org
Punctuated equilibrium: state of the evidence | Paleobiology | Cambridge Core
Punctuated equilibrium: state of the evidence
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Lene Liebe Delsett @leneliebedelsett.bsky.social · 20/05/2025
Great #postdoc opportunity at the Natural History Museum @uio.no! Develop your own project to work here for three years🤩 I am happy to answer questions! Deadline June 23rd.🧪 www.jobbnorge.no/en/available...
jobbnorge.no
Postdoctoral Fellow: Self-Developed Project (280531) | University of Oslo
Job title: Postdoctoral Fellow: Self-Developed Project (280531), Employer: University of Oslo, Deadline: Monday, June 23, 2025
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Richard Butler @richardjbutler.bsky.social · 17/04/2025
Abstract submission is now open for #2025SVP in Birmingham! Deadline is June 3rd & all key information is here: vertpaleo.org/abstract-sub...
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Dr Mark D. Scherz @markscherz.bsky.social · 10/04/2025
The Natural History Museum Denmark is hiring a new Tenure-Track Assistant Professor and Curator of (Vertebrate) Palaeontology! Could it be you or someone you know‽ spread the word! Really excited to have a new colleague to work on our amazing collections! 🧪🏛️ candidate.hr-manager.net/ApplicationI...
candidate.hr-manager.net
211-0238/25-2N Tenure-track Assistant Professor and Curator of Paleontology
Tenure-track Assistant Professor and Curator in Paleontology Natural History Museum Denmark Faculty of Science University of Copenhagen The Natural History Muse
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Muséum national d’Histoire naturelle @mnhn.fr · 14/04/2025
🟢 Une nouvelle espèce de tatou découverte en #Guyane ! L'emblématique #tatou à neuf bandes d'Amérique du Sud s'est révélé être un groupe de 4 espèces distinctes, dont fait partie le tatou à long museau guyanais, jamais encore décrit. Retour sur cette découverte 👉 www.mnhn.fr/fr/actualite...
Individu de la nouvelle espèce de tatou à long museau guyanais (Dasypus guianensis) dans la savane Matiti (Guyane) © Q. Martinez
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Carl Zimmer @carlzimmer.com · 07/04/2025
It's not a dire wolf. It's a gray wolf clone with 20 dire-wolf gene edits, and with some dire wolf traits. And here's my story! Gift link: www.nytimes.com/2025/04/07/s...
A gray wolf clone with dire wolf DNA edits.
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Centre de Recherche en Paléontologie - Paris @cr2p.bsky.social · 04/04/2025
Une nouvelle espèce de tatou découverte en Guyane grâce à l'étude de l’ADN et l'analyse de la morphologie de crânes. Les résultats de cette étude menée par plusieurs membres de @isemevol.bsky.social et @guillbi.bsky.social du CR2P viennent d'être publiés dans Systematic Biology.
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Frederic Delsuc @freddelsuc.bsky.social · 03/04/2025
Notre article sur la délimitation des espèces de tatous du genre Dasypus est désormais publié dans Systematic Biology (doi.org/10.1093/sysbio/syae027) officialisant ainsi le tatou à long museau de Guyane (Dasypus guianensis) comme une nouvelle espèce endémique du plateau des Guyanes
mnhn.fr
Une nouvelle espèce de tatou découverte en Guyane
On connait actuellement une vingtaine d'espèces de tatous, ces mammifères emblématiques de l’Amérique du Sud. La plus répandue aurait été le tatou à neuf bandes, qui s'est révélée être en réalité un g...
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a-urciuoli.bsky.social @a-urciuoli.bsky.social · 20/03/2025
🧵 1/2 PhD Opportunity! Join my new HEAR lab @ the University of Zurich (Sept 2025) to research hominin hearing evolution. 4yr contract, SNSF funded. Focus: cochlear anatomy, computational modeling, fossil hearing. shorturl.at/ohH44
shorturl.at
Open PhD position on Biomechanics and Anatomy of the Ape and Hominin Organ of Hearing
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Marion Segall @marionsegall.bsky.social · 21/03/2025
PhD alert: Je cherche un candidat pour travailler sur l'évolution morphologique et fonctionnelle de la tête des squamates apodes. Le projet implique de la biologie évolutive, des expériences et simulations mécaniques et des bestioles à écailles! @mnhn.fr @mecadev.bsky.social adum.fr/as/ed/voirpr...
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Professor John R. Hutchinson @johnrhutchinson.bsky.social · 20/03/2025
A new "homepage" for this August's (7-10th) International Congress of Vertebrate Morphology online conference, full of details and links: www.xcdsystem.com/icvm/program... 26 May abstract submission deadline, BTW.
xcdsystem.com
ICVM 2025
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Richard Butler @richardjbutler.bsky.social · 06/03/2025
Postdoc on stegosaurs with Roger Benson at the AMNH careers.amnh.org/postings/4384
careers.amnh.org
Kenneth C. Griffin Postdoctoral Fellow for Paleontology
The American Museum of Natural History is one of the world’s preeminent scientific and cultural institutions, and has as its mission to discover, interpret and disseminate information about human cult...
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Frederic Delsuc @freddelsuc.bsky.social · 25/02/2025
New @erc.europa.eu funded #ConvergeAnt preprint on using the evolution of pseudogenes to document the parallel regression of oral anatomy in myrmecophagous mammals posted at @biorxiv-evobio.bsky.social www.biorxiv.org/content/10.1...
Regression of genes linked to the oral apparatus in myrmecophagous mammals
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Frederic Delsuc @freddelsuc.bsky.social · 07/02/2025
New @erc.europa.eu funded #ConvergeAnt paper on phylogenetics and transcriptomics of chitinase gene repertoires in convergent ant-eating mammals finally published in @genomebiolevol.bsky.social doi.org/10.1093/gbe/...
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Benoit Nabholz @benoitevol.bsky.social · 28/01/2025
Soutien aux agents de l'OFFICE FRANCAIS DE LA BIODIVERSITE www.change.org/p/soutien-au...
change.org
Avez-vous une minute pour aider cette campagne?
Soutien aux agents de l'OFFICE FRANCAIS DE LA BIODIVERSITE
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Manon Hullot, PhD @manonhullot.bsky.social · 21/01/2025
Si vous ne savez pas ce que sont les notongulés, je fais un live Youtube jeudi à 20h30 sur la chaîne de Simplex Paleo. Je répondrai à toutes les questions que vous ne vous êtes jamais posés sur les notongulés ;) www.youtube.com/live/JRbBr63...
youtube.com
Conférence : Les notongulés, mammifères disparus...
YouTube video by Simplex Paléo
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Eli Amson @eliamson.bsky.social · 17/01/2025
PhD position alert: join a diverse team of palaeontologists to study the evolution of temnospondyls! The PhD project @smnstuttgart.bsky.social will focus on bone microanatomy: lots of fun with thin-sections and CT in perspective. Whoever you are: don't hesitate to reach out! tinyurl.com/msvntnd9
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