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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 02/10/2026

A bird’s eye view of the fossil record: perspectives on avian systematics by Benito & Steell. Read here: buff.ly/fJattSx This is the latest article in our collection of agenda-setting reviews in the systematics of major fossil groups - with many more articles coming soon! #FossilFriday

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 30/09/2026

The evolution of a morphological novelty: exceptional skeleton of an early Eocene trogon (Aves: Trogoniformes) elucidates the origin of a unique foot morphology, by Gerald Mayr: buff.ly/f9YbUJM 𝘿𝙖𝙣𝙞𝙖𝙩𝙧𝙤𝙜𝙤𝙣 𝙠𝙤𝙘𝙝𝙞 gen. et sp. nov., based on a nearly complete skeleton #PaleoSky #fossilbirds #Ypresian

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 25/09/2026

For #FossilFriday.. the teeth and gill filaments of 𝙎𝙖𝙪𝙧𝙤𝙥𝙨𝙞𝙨 𝙡𝙤𝙣𝙜𝙞𝙢𝙖𝙣𝙖. Redescription of 𝙎𝙖𝙪𝙧𝙤𝙥𝙨𝙞𝙨 𝙡𝙤𝙣𝙜𝙞𝙢𝙖𝙣𝙖 Agassiz, 1843 from the Upper Jurassic Solnhofen Archipelago (Tithonian, Germany) and the taxonomic diversity of 𝙎𝙖𝙪𝙧𝙤𝙥𝙨𝙞𝙨 Agassiz, 1832. Cooper & Maxwell (2026): buff.ly/BcryfRQ #PalaeoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 24/09/2026

Next in our series of specialist perspectives on the systematics of fossil organisms: Cox & Hennekam discuss the systematics of the insular giant fossil dormice (Rodentia: Gliridae) of the Mediterranean. Read here: buff.ly/kt1ra6E #PaleoSky #Gliridae #insulargigantism #islandrule #skullmorphology

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 21/09/2026

New study out - Fabbrini 𝘦𝘵 𝘢𝘭. used biometry, optical microscopy and SEM, to investigate morphological variability in 𝙎𝙥𝙝𝙖𝙚𝙧𝙤𝙞𝙙𝙞𝙣𝙚𝙡𝙡𝙖 and 𝙎𝙥𝙝𝙖𝙚𝙧𝙤𝙞𝙙𝙞𝙣𝙚𝙡𝙡𝙤𝙥𝙨𝙞𝙨 from the late Miocene to Pleistocene, sampling IODP Sites in the West Pacific warm pool and NW Australian margin: buff.ly/qh8jK8A #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 18/09/2026

Take a look at the latest articles in our collection of specialist reviews - Perspectives on the Systematics of Fossil Organisms: Challenges and Opportunities. Read the full collection here: www.tandfonline.com/journals/tjs... www.researchgate.net/journal/Jour...

researchgate.net

Journal of Systematic Palaeontology - Editor Pick by Esme Purdie

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 18/09/2026

Liao 𝘦𝘵 𝘢𝘭. report a new therizinosaur from the Early Cretaceous Jehol Biota and ecomorphological patterns among early therizinosaurians 🔗 buff.ly/AhVUhYk The nearly complete juvenile specimen from western Liaoning has been named 𝙆𝙖𝙮𝙧𝙖𝙨𝙖𝙪𝙧𝙪𝙨 𝙘𝙝𝙖𝙣𝙜𝙡𝙞𝙚𝙣𝙨𝙞𝙨 #FossilFriday #PaleoSky #maniraptoran

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 16/09/2026

Transforming turtle systematics: challenges, opportunities and the path ahead by Evers and Joyce 🔗 buff.ly/9dnDRTc #PaleoSky #turtles #systematics #phylogeny #morphology View the full series here: Perspectives on the Systematics of Fossil Organisms: Challenges and Opportunities: buff.ly/qiJ0XUO

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 14/09/2026

The next in our series of Perspectives on the Systematics of Fossil Organisms: 𝙇𝙚𝙥𝙞𝙙𝙤𝙨𝙖𝙪𝙧𝙞𝙖: 𝙝𝙞𝙨𝙩𝙤𝙧𝙮 𝙖𝙣𝙙 𝙧𝙚𝙡𝙖𝙩𝙞𝙤𝙣𝙨𝙝𝙞𝙥𝙨 𝙗𝙮 𝙎𝙪𝙨𝙖𝙣 𝙀. 𝙀𝙫𝙖𝙣𝙨 Tuatara, lizards and snakes all trace back to a division in Lepidosaurs lineages ~240 million years ago. Read here: buff.ly/OXONAk5 #PalaeoSky #fossil

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 11/09/2026

For #FossilFriday - the spectacular fibular osteohistology of 𝙈𝙪𝙨𝙖𝙣𝙜𝙤 𝙢𝙖𝙩𝙪𝙨𝙖𝙙𝙤𝙣𝙖𝙚𝙣𝙨𝙞𝙨, a new sauropodomorph dinosaur from the Pebbly Arkose Formation (Upper Triassic: Norian) of Kariba, Zimbabwe, by Barrett et al. (2026). Read here: buff.ly/eGGZESA #PaleoSky #Dinosauria #Sauropodomorpha

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 09/09/2026

New study out in JSP! Dating the origin age of earwigs: impact of the earliest record of stem-group Dermaptera (Insecta: Protelytroptera) based on Bayesian inferences from the fossil record by Peng et al. Read here: buff.ly/SnX92HQ #Bayesian #Insecta #Polyneoptera #Protelytroptera #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 04/09/2026

For #FossilFriday take a look at the palate and pterygoid crests of the Notoungulata (Mammalia), the richest order of South American endemic placentals by Billet (2011). Read the full study here: doi.org/10.1080/1477... #PaleoSky #systematics #skull #Toxodontia #Typotheria #Pyrotheria #anatomy

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 01/09/2026

New paper out in JSP! Makhlouf et al. reassess all species historically lumped into 𝘾𝙖𝙡𝙞𝙭 — many based only on aboral surfaces — using high‑resolution morphology and multivariate analyses across 62 specimens. Read the full study here: buff.ly/AODQ4pH #PaleoSky #Echinodermata #Calix #Ordovician

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 28/08/2026

For #FossilFriday ... The premaxillary teeth (1-5) of 𝙋𝙡𝙖𝙩𝙚𝙤𝙨𝙖𝙪𝙧𝙪𝙨 𝙩𝙧𝙤𝙨𝙨𝙞𝙣𝙜𝙚𝙣𝙨𝙞𝙨 (Dinosauria: Sauropodomorpha) from the Upper Triassic of SW Germany from Schaeffer (2024). Read the full study here: buff.ly/oMJwb3E #PaleoSky #Dinosauria #osteology #Plateosaurus #Sauropodomorpha

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 25/08/2026

New study out in JSP! Andy Gale reports the taxonomy and phylogeny of stalked crinoids (Comatulida: Bourgueticrinina) from the Upper Cretaceous of France, southern England, UK and northern Germany. Read the full study here: buff.ly/TOLKdXk #PaleoSky #cretaceous #stalkedcrinoids #phylogeny

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 19/08/2026

New research out in the Journal of Systematic Palaeontology 🐋 Solis-Añorve et al. report a new chaeomysticete from the Late Oligocene of Baja California Sur, Mexico: expanding the diversity of early baleen whales. Read the full study here: buff.ly/KT4ztzY #PaleoSky #baleen #taxonomy #Mysticeti

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 14/08/2026

#FossilFriday Take a look at the holotype of 𝘼𝙡𝙚𝙩𝙤𝙥𝙚𝙡𝙩𝙖 𝙘𝙤𝙤𝙢𝙗𝙨𝙞 from the landmark paper: Systematics, phylogeny and palaeobiogeography of the ankylosaurid dinosaurs by Arbour and Currie (2015). Read the full study here: buff.ly/zMmryyP #PalaeoSky #Landmarkpaper

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 10/08/2026

New paper out! Astrop reports a new pygocephalomorph crustacean from the Brymbo Fossil Forest (Moscovian), North Wales, UK with a reassessment of the genus 𝙋𝙮𝙜𝙤𝙘𝙚𝙥𝙝𝙖𝙡𝙪𝙨: buff.ly/mKNWzUJ This study describes 𝙋𝙮𝙜𝙤𝙘𝙚𝙥𝙝𝙖𝙡𝙪𝙨 𝙗𝙧𝙮𝙢𝙗𝙤𝙚𝙣𝙨𝙞𝙨 sp. nov. and reviews the taxonomic history of the genera #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 07/08/2026

For #FossilFriday - the skull of 𝙊𝙤𝙙𝙚𝙘𝙩𝙚𝙨 𝙝𝙚𝙧𝙥𝙚𝙨𝙩𝙤𝙞𝙙𝙚 From the phylogeny of the carnivora: Basal relationships among the carnivoramorphans, and assessment of the position of ‘miacoidea’ relative to carnivora by Wesley‐Hunt & Flynn (2005). Read the full study here: buff.ly/JiHMkNQ #PaleoSky #skull

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 06/08/2026

🐬 Lambert 𝘦𝘵 𝘢𝘭. report a new species of 𝙈𝙞𝙢𝙞𝙣𝙞𝙖𝙘𝙚𝙩𝙪𝙨 from the Middle Miocene of Peru: buff.ly/qeky7Pc A beautifully preserved skull from the Pisco Formation reveals a new large delphinidan: 𝙈𝙞𝙢𝙞𝙣𝙞𝙖𝙘𝙚𝙩𝙪𝙨 𝙗𝙖𝙧𝙧𝙖𝙣𝙘𝙖𝙞, with a similar cranium to the modern beluga- 𝘿𝙚𝙡𝙥𝙝𝙞𝙣𝙖𝙥𝙩𝙚𝙧𝙪𝙨 𝙡𝙚𝙪𝙘𝙖𝙨 #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 04/08/2026

New paper out in JSP! Barrett 𝘦𝘵 𝘢𝘭. report a new sauropodomorph dinosaur from the Pebbly Arkose Formation (Upper Triassic: Norian) of Kariba, Zimbabwe: 𝙈𝙪𝙨𝙖𝙣𝙜𝙤 𝙢𝙖𝙩𝙪𝙨𝙖𝙙𝙤𝙣𝙖𝙚𝙣𝙨𝙞𝙨 buff.ly/1jFjasf 🦕 A partial skeleton with distinctive features to 𝙈𝙪𝙨𝙖𝙣𝙠𝙬𝙖 𝙨𝙖𝙣𝙮𝙖𝙩𝙞𝙚𝙣𝙨𝙞𝙨. #PaleoSky #Dinosaur #Musango

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 27/07/2026

New paper out in the Journal of Systematic Palaeontology! Weiss 𝘦𝘵 𝘢𝘭. present a revised anatomical and osteohistological study of the early crocodyliform ‘𝙀𝙧𝙮𝙩𝙝𝙧𝙤𝙘𝙝𝙖𝙢𝙥𝙨𝙖’ 𝙡𝙤𝙣𝙜𝙞𝙥𝙚𝙨, one of South Africa’s first described crocodyliform taxa: buff.ly/qrcPQ05 #PaleoSky #Crocodylomorpha #Jurassic

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 24/07/2026

Holotype of 𝘾𝙝𝙖𝙤𝙮𝙖𝙣𝙜𝙞𝙖 𝙗𝙚𝙞𝙨𝙝𝙖𝙣𝙚𝙣𝙨𝙞𝙨 from: A redescription of 𝘾𝙝𝙖𝙤𝙮𝙖𝙣𝙜𝙞𝙖 𝙗𝙚𝙞𝙨𝙝𝙖𝙣𝙚𝙣𝙨𝙞𝙨 (Aves) and a comprehensive phylogeny of Mesozoic birds by O’Connor & Zhou (2013) buff.ly/tb8BOJe #Paleosky #PaleobirdNerd buff.ly/2S8vjc0 #FossilFriday

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 20/07/2026

Gernelle 𝘦𝘵 𝘢𝘭. present a comprehensive evolutionary reconstruction of Peradectidae (Mammalia), Laurasian ‘opossum‑like’ marsupialiforms, with a new phylogenetic framework derived from detailed dental morphology and informed by late early Eocene material from France: buff.ly/lSbi2Hr #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 17/07/2026

Nelson 𝘦𝘵 𝘢𝘭. (2025) show the cranium, atlas and axis of 𝙀𝙤𝙨𝙦𝙪𝙖𝙡𝙤𝙙𝙤𝙣 𝙡𝙖𝙣𝙜𝙚𝙬𝙞𝙚𝙨𝙘𝙝𝙚𝙞, revealing features linked to feeding behaviour: an enlarged temporal fossa, a dorsoventrally tall coronoid process, and a pronounced fossa for jaw‑adductor musculature: buff.ly/43FWxpK #FossilFriday #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 16/07/2026

Did you know..? The living echinoderms have a body plan which is equivalent to only the head of other bilateral animals. @echinerd.bsky.social Read about the Ordovician diversification of sea urchins by Thompson 𝘦𝘵 𝘢𝘭. (2022): buff.ly/FseMBZR #PaleoSky #Echinoderms #ECE12 www.euroechino.net

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 13/07/2026

New paper out in JSP! Wang et al. introduce trajectory smoothness as an ichnotaxonomic criterion. Trajectory smoothness helps us understand locomotory mode, body profile, and behavioural evolution— enhancing ichnotaxonomy and the information it provides. Full article: buff.ly/cGwwrSG #PalaeoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 10/07/2026

New paper out in JSP! Skeletal morphology and phylogenetics relationships of the Late Cretaceous freshwater ray Myledaphus bipartitus (Chondrichthyes; Batomorphii) by Türtscher 𝙚𝙩 𝙖𝙡., clarifying the evolutionary relationships of batomorph lineages: buff.ly/gDhmnXZ #PaleoSky #FossilFriday

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 06/07/2026

New study out in JSP! Phylogeny of the Cenozoic planktonic foraminifera by Lamyman 𝙚𝙩 𝙖𝙡. Read the full study here: buff.ly/r6Lznng This study provides an updated phylogeny of Cenozoic planktonic foraminifera, adding new morphospecies and genera, while calibrating to GTS2020. #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 03/07/2026

New paper out in JSP! Jerry Hooker revisits the genus Lessnessina, the affinities of which have been long debated, with 𝙇𝙚𝙨𝙨𝙣𝙚𝙨𝙨𝙞𝙣𝙖 𝙢𝙖𝙧𝙩𝙞𝙣𝙤𝙧𝙪𝙢, a new sp. from the early Ypresian Blackheath Formation (UK) providing key morphological evidence. Read here: buff.ly/zoKuNWk #PaleoSky #FossilFriday

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 29/06/2026

Next in our a series of short reviews on the systematics of major fossil groups from leading experts. Spiekman and Ezcurra's contribution looks at the evolutionary origins of modern reptiles, one ofthe key unanswered questions in vertebrate evolution. Read here: buff.ly/ulDNoNx #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 26/06/2026

Six species of previously published hexangulaconulariids from the Terreneuvian of South China, and morphological terms. Image taken from: Phylogenetic affinities and evolution of the Early Cambrian hexangulaconulariids by Song et al. (2024) Read here: buff.ly/9jLGU9P #FossilFriday #PaleoSky

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Stephan Spiekman @stephanspiekman.bsky.social · 25/06/2026

New review paper with Martín Ezcurra just published in @journalsystpal.bsky.social as part of a special issue! Modern reptiles comprise archosaurs 🐊🦉, lepidosaurs🦎🐍, and turtles🐢, but their origins is murky. Where do turtles fit in, really? And most marine reptiles? Choristoderes? Drepanosaurs? ->

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 25/06/2026

Abello 𝘦𝘵 𝘢𝘭. present a comprehensive systematic revision of Argyrolagidae, a distinctive lineage of small, herbivorous, rodent‑like marsupials from South America. The updated phylogenetic framework was based on dental morphology and geometric morphometrics. Read here: buff.ly/qg5k10P #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 19/06/2026

𝙇𝙖𝙧𝙧𝙚𝙤𝙭𝙮𝙡𝙤𝙣 𝙘𝙪𝙮𝙚𝙣𝙨𝙞𝙨 gen. et sp. nov., holotype. Franco 𝘦𝘵 𝘢𝘭. reported new evidence of Zygophyllaceae evolution: insights from the Miocene fossil wood records and their associations with the orogeny of the Andes and arid climates. Read the full study: buff.ly/q1rJuFV #FossilFriday #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 18/06/2026

New paper out in JSP! A new aeduellid from the Permian Franchesse Lagerstätte (Bourbon-l’Archambault Basin, Allier, France) highlights the evolution of Palaeozoic actinopterygians by Gonçalves et al. Ontogeny based on the holotype, 3 paratypes and 25 referred specimens: buff.ly/RJpYPUm #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 12/06/2026

Zhang 𝘦𝘵 𝘢𝘭. (2023) introduced 𝙂𝙖𝙣𝙨𝙪𝙗𝙖𝙩𝙧𝙖𝙘𝙝𝙪𝙨 𝙦𝙞𝙡𝙞𝙖𝙣𝙚𝙣𝙨𝙞𝙨 gen. 𝘦𝘵 sp. nov., a frog from the Lower Cretaceous Zhonggou Formation of the Jiuquan Basin, expanding the known diversity of Early Cretaceous frogs and our understanding of anuran evolution: buff.ly/2wPnXwb #FossilFriday #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 10/06/2026

Read the first review in our new special collection- Perspectives on the Systematics of Fossil Organisms: Challenges and Opportunities. A decade after Deuteropoda – insights into the systematics, evolution and dynamics of Cambrian euarthropods by Ortega-Hernández. 🔗 buff.ly/r4sZQez #PaleoSky

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 04/06/2026

Excellent progress in the restoration of the Crystal Palace Dinosaurs! Originally designed by Benjamin Waterhouse Hawkins and Sir Richard Owen in 1852 for the Crystal Palace Great Exhibition, these were the first dinosaur (and marine reptile) sculptures in the world. #crystalpalacedinosaurs

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Journal of Systematic Palaeontology @journalsystpal.bsky.social · 01/06/2026

🦕 Its Dinosaur Day and we have a new study out in the Journal of Systematic Palaeontology! Duarte‑Bigurra 𝘦𝘵 𝘢𝘭. describe new hadrosaurid material from the middle Campanian of Sonora, Mexico — reshaping Late Cretaceous biogeography. 🔗 Full article: buff.ly/YOESP2T #PaleoSky #DinosaurDay

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BioSyst.EU 2026 @biosysteu2026.bsky.social · 29/05/2026

Wake up, presenters!!! For those wishing to present at the BioSyst.EU conference, do not forget to submit your abstracts ASAP! the last day of submission is the 31st of May, 2026, which is next Monday. The clock is ticking ⏰️ ! Submit now at: www.trippus.net/BioSyst2026 #BioSystEU2026

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BioSyst.EU 2026 @biosysteu2026.bsky.social · 26/05/2026

A wake up call to all birdies! Early-bird registrations for the conference will close this 31st May! This is also a reminder for students who wish to present: the abstract deadline is also on the 31st May. Register now so you don't miss out on the worm! Register here: www.trippus.net/BioSyst2026

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