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The Anatomical Record

@anatrecord.bsky.social
764 followers 16 following 362 posts

The Anatomical Record publishes new discoveries in morphological aspects of molecular, cellular, systems, and evolutionary biology. Official journal of the American Association for Anatomy. anatomicalrecord.com

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The Anatomical Record @anatrecord.bsky.social · 16h
More turtle research please(-iobaena)! Research on the fossil turtle Plesiobaena antiqua reveals variation in its skull and jaws. Micro-CT scans show developmental changes and shifts toward hard-shelled prey, offering clues to baenid evolution. Study by Bellotti et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 28/09/2026
A pika from the past? Now that’s what we call pika-boo! New fossil skulls of Desmatolagus gobiensis from China place it as the most basal ochotonid, with juvenile fossils revealing an unusual tooth-replacement pattern resembling modern lagomorphs. Study by Zhang & Wang: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 25/09/2026
When life gives you Lemonnieri, make Thoraxion! For #FossilFriday, we’re celebrating with a study revisiting 50+ mosasaur specimens. This research supports Mosasaurus lemonnieri as a valid taxa, and identifies a new mosasaurine, Thoraxion tahlequahae. Study by Sharpe et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 24/09/2026
We're pleased to share the scientific abstract volume from the American Association for Anatomy's 2026 Anatomy Connected conference earlier this year: anatomypubs.onlinelibrary.wiley.com/toc/19328494... Congratulations to all the presenters! We hope to see everyone again next year in Cincinnati.
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The Anatomical Record @anatrecord.bsky.social · 23/09/2026
A fresh look at historic mosasaur fossils from Belgium! New study by Sharpe et al. confirms Mosasaurus lemonnieri as a valid species, describes a new mosasaurine, Thoraxion tahlequahae & reveals insights into mosasaur anatomy, variation & evolution anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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Wiley Life Sciences @wileylifesci.bsky.social · 22/09/2026
A striking discovery in snake anatomy! In this @anatrecord.bsky.social Editor's Pick, researchers describe previously undocumented "quasi-haemapophyses" in the mid-trunk vertebrae of Atractaspis corpulenta kivuensis, revealing an extraordinary vertebral morphology. Read more: bit.ly/4A6KhUY
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The Anatomical Record @anatrecord.bsky.social · 23/09/2026
We are excited to promote our recent Editor's Choice interview for this month! Be sure to check out this awesome article! x.com/WileyLifeSci...
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The Anatomical Record @anatrecord.bsky.social · 21/09/2026
Spiderman? No it’s a Spidersnake! Micro-CT analysis of the holotype of Pseudocerastes urarachnoides reveals striking variation along its vertebral column, especially in the tail—but no skeletal element beneath the spider-like appendages. Study by Georgalis et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 18/09/2026
Happy #FossilFriday! New fossil discoveries are rewriting the early history of owls. More than 350 Pleistocene bones provide the first detailed view of Athene vallgornerensis, revealing a variable anatomy and a more arboreal lifestyle than modern owls. Study by Zelenkov: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 18/09/2026
We are excited to promote our recent Editor's Choice interview for this month! Be sure to check out this awesome article!
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The Anatomical Record @anatrecord.bsky.social · 16/09/2026
Egg-cellent research! A study of Rhinoclemmys punctularia found that eggshell calcium and thickness decline during development, coinciding with bone formation. These findings reveal a key link between shell mineral dynamics and skeletal development. Study by Lemos et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 14/09/2026
Who “nose” how turtle nasal anatomy evolved? A study of Emydura subglobosa reveals key developmental changes, distinctive pleurodiran features, and a new fenestra rostralis—offering new insights into #turtle cranial evolution. Study by Ito et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 11/09/2026
Happy #FossilFriday! New research on Priohybodus arambourgi reveals a surprising evolutionary story: despite the advanced serrated teeth, the internal dental structure remained conservative. Thin enameloid may signal generalist feeding. Study by Silva et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 09/09/2026
🦖✨ New issue alert, spotlighting a timely and fascinating scientific debate: How should we infer cognition in extinct dinosaurs? Two recent papers dive headfirst into this debate — and they do not agree. Full issue here: anatomypubs.onlinelibrary.wiley.com/toc/19328494...
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The Anatomical Record @anatrecord.bsky.social · 07/09/2026
Tooth be told, enamel is tough! New research shows that complex enamel structure helps resist fracture, with stronger prism decussation in guiding and mandibular cusps potentially compensating for lower Hunter-Schreger band density. Study by Grine et al: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 04/09/2026
Happy #FossilFriday! New research on Moschops reveals clues to its life: flexible daily activity, possible swimming ability, unusual brain growth, and potentially preserved soft brain tissue—the first possible evidence in a non-mammalian synapsid. Study by Benoit et al.: doi.org/10.1002/ar.7...
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IPC7 @ipc7.bsky.social · 03/09/2026
📣 We’re thrilled to announce that the 6th Circular of the IPC7 is now available! Don’t miss out on the latest updates as we prepare to welcome paleontologists from around the world to Cape Town, South Africa in 2026! 📥 Download -> www.ipc7.site
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The Anatomical Record @anatrecord.bsky.social · 02/09/2026
Bird-brained? Think again! Research in 6 #bird species finds a conserved orexinergic system despite differences in #brain size, evolution, and life history, with 2 hypothalamic clusters and neuron numbers strongly linked to brain mass. Study: Mazengenya et al. doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 31/08/2026
A new study maps secretagogin (SCGN) in the three-spot gourami brain and pituitary, revealing region-specific expression. The study provides the first detailed SCGN neuroanatomical map in a labyrinthine teleost. Study by Gharad et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 28/08/2026
Happy #FossilFriday! New Late Triassic tetrapod footprints from Brazil expand the ichnological record of the Candelária Sequence. 28 footprints in 5 trackways show affinities with Procolophonichnium ichnotaxa. Study by Andrade-Silva & Francischini: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 26/08/2026
Woodpeckers’ head-banging lifestyle may be more about physiology than anatomy. A new study suggests that motor neuron number, density and location are similar to house sparrows, while neuron size varies by muscle—not species. Study by Moody et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 24/08/2026
A recent study of Venkatasuchus armatum osteoderms reveals its bony armor grew slowly and intermittently, with extensive remodeling of the ornamented surfaces. Sharpey’s fibers also suggest a keratinized covering. Study by Haldar & Ray: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 21/08/2026
Happy #FossilFriday! This study shows that hindlimb morphology can help distinguish Rhea americana and Rhea pennata. Tarsometatarsal features are especially diagnostic, like trochlear configuration. Study by Picasso, Acosta Hospitaleche & Quaggi: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 19/08/2026
A step ahead! Scientists developed regression models to estimate in vivo mid- and hindfoot joint centers from 3D surface markers—without invasive imaging. This allows for detailed foot musculoskeletal modeling. Study by Lautzenheiser & Harper: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 14/08/2026
Happy #FossilFriday! New research on Late Triassic traversodontid Siriusgnathus niemeyerorum reveals a robust humerus and scapulocoracoid, suggesting a “sprawling” posture, and shedding light on cynodont locomotion. Study by Martins & Kerber: doi.org/10.1002/ar.7...
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Heather F. Smith. Ph.D. @heatherfsmith.bsky.social · 14/08/2026
Having fun representing @anatrecord.bsky.social at #IFAA2026! #Anatomy2026
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The Anatomical Record @anatrecord.bsky.social · 14/08/2026
#IFAA2026, stop by our booth to say hi and learn about publishing in the @anatomyorg.bsky.social journals! #Anatomy2026
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Prof. Christine Böhmer @vertevo.bsky.social · 12/08/2026
Faster than terrestrial carnivores: our results suggest that craniomandibular function is achieved early in Harbor seals. Steinbach, Schaar & Böhmer @vertevo.bsky.social 2026 @anatrecord.bsky.social Postnatal craniomandibular growth in Harbor #seals (Phoca vitulina vitulina) doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 12/08/2026
You are (influenced by) what you eat. Esophagus of storks & common buzzards show differences in tissues, gland distribution, & mucus composition. Storks = extensive glands & mix of mucopolysaccharides; buzzards = compact epithelium & distinct mucus patterns Aksu et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 10/08/2026
Harbor seals may be born ready for life in the water—but their skulls keep growing for years. In a study of 152 harbor seals, the craniomandibular system was found to reach functional performance early, then develop gradually, unlike terrestrial carnivores Steinbach et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 07/08/2026
🐍 MicroCT of reed snakes (Calamariidae) reveals they lack paired haemapophyses found in all other caenophidian snakes—living & fossil. They possess distinctive haemal keels, a newly identified diagnostic feature that may be linked to their burrowing lifestyle Lizak et al.: doi.org/10.1002/ar.7...
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The Anatomical Record @anatrecord.bsky.social · 05/08/2026
Pleased to share our latest special issue: Feeding biomechanics in vertebrates & beyond! The issue brings together studies spanning insects, fishes & mammals to explore feeding biomechanics anatomypubs.onlinelibrary.wiley.com/toc/19328494... Guest Editors: Böhmer & Winkler
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Heather F. Smith. Ph.D. @heatherfsmith.bsky.social · 03/08/2026
African wild dog (Lycaon pictus) paper now in @anatrecord.bsky.social's Feeding Biomechanics Special Issue! Using dissection & diceCT, we show powerful bites aren't just about bigger muscles—muscle architecture, skull mechanics & fascia may be key🐺 anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 03/08/2026
Using DiceCT, researchers analyzed jaw muscles of 7 musteloid species & found it reproduces traditional measures (muscle mass, fascicle length, PCSA) while revealing 3D features that provide insights into muscle function & activation Davis et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 01/08/2026
Prostate glands in 3 Neotropical bats show strong interspecific differences. Secretion types vary (holocrine vs apocrine) & seasonal activity differs, highlighting species-specific reproductive environmental adaptation Dip et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 30/07/2026
Comparative micro-ornamentation patterns of reptile skin: Phylogeny-ecology debate and species-specific variations. Study by Melodi Yenmiş: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 28/07/2026
AR has received an APEX Award for Publication Excellence for the special issue "Looking into Chinese Fossils: Paleobiology, Evolution, and Biodiversity", which showcases exceptional fossil discoveries from China—from ancient dinosaurs to insects anatomypubs.onlinelibrary.wiley.com/toc/19328494...
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The Anatomical Record @anatrecord.bsky.social · 26/07/2026
New research on worm lizard Trogonophis wiegmanni shows skull & jaw shape change predictably as individuals grow. 3D GM revealed links b/w size & cranial morphology, suggesting ontogenetic allometry is a common pattern in Amphisbaenia Hohl et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 24/07/2026
A second theropod tooth from the Cauvery Basin reaffirms the presence of troodontid dinosaurs in the Cretaceous of India. Study by Harsha Dhiman et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/... #FossilFriday
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The Anatomical Record @anatrecord.bsky.social · 23/07/2026
📢 Call for Papers: The Anatomical Record is seeking submissions for a Special Issue on Strepsirrhine Anatomy, Ecology, and Evolution. We welcome original research, reviews & commentaries exploring strepsirrhine functional anatomy, phenotypic plasticity & evolutionary history 🐒 📅 Deadline: November 1
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The Anatomical Record @anatrecord.bsky.social · 22/07/2026
🦇 Bat tracheal chambers may be key evolutionary innovation behind echolocation diversity by supporting higher-frequency calls & helping drive evolution of specialized echolocation, contributing to bats’ remarkable ecological success Brualla et al anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 20/07/2026
New study reveals 2D morphometrics captures major patterns of fish body shape variation but can underestimate subtle 3D features. For broad comparative studies, 2D is often sufficient; for fine-scale morphology, 3D remains essential Torgersen et al anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 17/07/2026
New evidence from ~10 Ma Tapar locality (India) strengthens its Late Miocene age. Fossil shrews, rodents & large mammals match faunas from lower Nagri Fm, while diverse mammal community points to resource-rich coastal woodlands Choudhary et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 15/07/2026
🐰 What drives body shape evolution in rabbits, hares, and pikas? Changes in rib length & thoracolumbar region are main drivers of body shape diversity. Body size—not burrowing or locomotion—best predicts body shape & limb proportions Brice et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 13/07/2026
How do leading tools compare for reconstructing CT muscle architecture? Xfiber & Goodfibes produce similar fiber length/orientation results in high-quality scans but Goodfibes is more sensitive to lower resolution & curved fascicles Zobek et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 12/07/2026
How did primate hand function evolve? 🐒 Hamate bone morphology suggests natural selection shaped key hand traits linked to grip & locomotion. Suspensory behaviors evolved independently in gibbons & great apes Hunter et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 10/07/2026
🦈 New insights from Kashmir's Permo–Triassic rocks! Rich fossil horizons reveal 1st non-dental chondrichthyan, highlighting clear Permo–Triassic transition & valuable clues to Earth's greatest mass extinction & recovery Mohd Shafi Bhat et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 09/07/2026
🦇 How do bats breathe, smell & echolocate thru the same nose? Using simulations of 12 bat sp., researchers found nasal anatomy—not echolocation strategy—shapes airflow. Unique nasal strands in horseshoe bats affect pressure & airflow Goodwin et al anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 07/07/2026
Check out our new August issue! anatomypubs.onlinelibrary.wiley.com/toc/19328494... The cover features a new 3D anatomical atlas of the heads of the veiled chameleon, Chamaeleo calyptratus by Alice Leavey et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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The Anatomical Record @anatrecord.bsky.social · 05/07/2026
New fossil evidence sheds light on the origins of Lepidosauromorpha. A newly described specimen of Cargninia enigmatica from Brazil reveals previously unknown jaw anatomy & supports placement as non-lepidosaur lepidosauromorph Soares Damke et al.: anatomypubs.onlinelibrary.wiley.com/doi/10.1002/...
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