Fossil Friday Roundup: July 6, 2018

Papers (All Open Access):

  • Evaluation of the estimate bias magnitude of the Rao’s quadratic diversity index (PeerJ)
  • Testing accuracy in 2D and 3D geometric morphometric methods for cut mark identification and classification (PeerJ)
  • Local and relaxed clocks: the best of both worlds (PeerJ)
  • A facies and palaeogeography-based approach for analysis of petroleum systems in United Arab Emirates (Journal of Palaeogeography)
  • Revision of Gyrodactylus salaris phylogeny inspired by new evidence for Eemian crossing between lineages living on grayling in Baltic and White sea basins (PeerJ)
  • Early Palaeozoic ocean anoxia and global warming driven by the evolution of shallow burrowing (Nature Communications)
  • SHRIMP zircon U–Pb ages from coal beds across the Permian–Triassic boundary, eastern Yunnan, southwestern China (Journal of Palaeogeography)
  • The stratigraphy of the mid Cretaceous (Albian) Upper Greensand Formation of the Wessex Basin and South West England, UK (Acta Geologica Polonica)
  • After the boring billion and before the freezing millions: evolutionary patterns and innovations in the Tonian Period (Emerging Topics in Life Sciences)
  • The effects of marine eukaryote evolution on phosphorus, carbon and oxygen cycling across the Proterozoic–Phanerozoic transition (Emerging Topics in Life Sciences)
  • The transition from a cyanobacterial to algal world and the emergence of animals (Emerging Topics in Life Sciences)
  • Animal origins and the Tonian Earth system (Emerging Topics in Life Sciences)
  • Evolution of sedimentary facies and fossil communities in the Middle Permian Maokou Formation in Zigui County, Hubei Province, South China (Journal of Palaeogeography)
  • Oxygenation in carbonate microbialites and associated facies after the end-Permian mass extinction: Problems and potential solutions (Journal of Palaeogeography)
  • Novel biomineralization strategy in calcareous foraminifera (Scientific Reports)
  • Chemosymbiotic bivalves from the late Pliocene Stirone River hydrocarbon seep complex in northern Italy (APP)
  • Brittle-star mass occurrence on a Late Cretaceous methane seep from South Dakota, USA (Scientific Reports)
  • Speciation among sympatric lineages in the genus Palythoa (Cnidaria: Anthozoa: Zoantharia) revealed by morphological comparison, phylogenetic analyses and investigation of spawning period (PeerJ)
    The cranial endocast of the Upper Devonian dipnoan ‘Chirodipterus’ australis (PeerJ)
  • Phylogeny and divergence times of suckers (Cypriniformes: Catostomidae) inferred from Bayesian total-evidence analyses of molecules, morphology, and fossils (PeerJ)
  • The skull of the gerrhonotine lizard Elgaria panamintina (Squamata: Anguidae) (PLOS ONE)
  • Xenoposeidon is the earliest known rebbachisaurid sauropod dinosaur (PeerJ)
  • Forelimb musculature and osteological correlates in Sauropodomorpha (Dinosauria, Saurischia) (PLOS ONE)
  • Paleobiogeographic evolution and distribution of Carcharodontosauridae (Dinosauria, Theropoda) during the middle Cretaceous of North Africa (Pap Avulsos Zool)
  • Fossil eggshell cuticle elucidates dinosaur nesting ecology (PeerJ)
  • Late Triassic sauropodomorph and Middle Jurassic theropod tracks from the Xichang Basin, Sichuan Province, southwestern China: First report of the ichnogenus Carmelopodus (Journal of Palaeogeography)
  • Bone histology of Protoceratops andrewsi from the Late Cretaceous of Mongolia and its biological implications (APP)
  • New insights into chasmosaurine (Dinosauria: Ceratopsidae) skulls from the Upper Cretaceous (Campanian) of Alberta, and an update on the distribution of accessory frill fenestrae in Chasmosaurinae (PeerJ)
  • The largest European theropod dinosaurs: remains of a gigantic megalosaurid and giant theropod tracks from the Kimmeridgian of Asturias, Spain (PeerJ)
  • 3D Maps of Mineral Composition and Hydroxyapatite Orientation in Fossil Bone Samples Obtained by X-ray Diffraction Computed Tomography (SciRep)
  • Early Jurassic basal sauropodomorpha dominated tracks from Guizhou, China: morphology, ethology, and paleoenvironment (Geoscience Frontiers)
  • Trace fossils of an amalgamated storm-bed succession from the Jurassic of the Kachchh Basin, India: The significance of time-averaging in ichnology (Journal of Palaeogeography)
  • Parrots have evolved a primate-like telencephalic-midbrain-cerebellar circuit (SciRep)
  • Understanding the Agility of Running Birds: Sensorimotor and Mechanical Factors in Avian Bipedal Locomotion (Integrative and Comparative Biology)
  • A redescription of the ichnospecies Koreanaornis anhuiensis (Aves) from the Lower Cretaceous Qiuzhuang Formation at Mingguang city, Anhui Province, China (Journal of Palaeogeography)
  • Syn-sedimentary tectonics and facies analysis in a rift setting: Cretaceous Dalmiapuram Formation, Cauvery Basin, SE India (Journal of Palaeogeography)
  • The soft explosive model of placental mammal evolution (BMC Evolutionary Biology)
  • Loss of RXFP2 and INSL3 genes in Afrotheria shows that testicular descent is the ancestral condition in placental mammals (PLOS ONE)
  • Early African Fossils Elucidate the Origin of Embrithopod Mammals (Current Biology)
  • “Gazella” (Mammalia: Bovidae) from the late Miocene Qingyang area, Gansu, China (PalaeoE)
  • Trabecular bone patterning in the hominoid distal femur (PeerJ)
  • A nearly complete foot from Dikika, Ethiopia and its implications for the ontogeny and function of Australopithecus afarensis (Science Advances)
  • Collagen Fingerprinting and the Earliest Marine Mammal Hunting in North America (SciRep)

PrePrints and PostPrints:

  • A biologically driven directional change in susceptibility to global-scale glaciation during the Precambrian-Cambrian transition (bioRXiv)
  • Lower rotational inertia and larger leg muscles indicate more rapid turns in tyrannosaurids than in other large theropods (PeerJ)

Community Events, Society Updates, and Resources:


  • 5th International Palaeontological Congress (IPC5), July 9–13, 2018, France (Link)
  • 78th Annual Meeting, Society of Vertebrate Paleontology (SVP), October 17–20, 2018, Albuquerque, New Mexico (Link)
  • 2018 Geological Society of America Annual Meeting, November 4–7, 2018, Indianapolis, Indiana (Link)
  • North American Paleontological Convention June 23–27 2019 (Link)

News and Views:

Animals and Anatomy:

  • Episode 38 – Grass (Common Descent)
  • Piscatory paradox: Frigid polar oceans, not balmy coral reefs, are species-formation hot spots for marine fishes (Link)
  • What Did Dinosaur Tongues Look Like? (Laelaps)
  • Raptors of a Feather (Laelaps)
  • Gallimimus: Beast of the Week (PBW)
  • New paper out today: Xenoposeidon is indeed the oldest rebbachisaur (SVPOW)
  • Haplocanthosaurus goes digital (SVPOW)
  • Fossil Bison of the National Park Service (Equatorial Minnesota)
  • Fishing in the Ganges (Synapsida)

Methods and Musings:

Museums, Folks and Fieldwork:

Art, Books, Culture, Fun:

Do you have some news, a blog, or something just plain cool you want to share with the PLOS Paleo Community? Email it to us at, tweet it to us at @PLOSPaleo, or message us on Facebook.


Published by Sarah Z. Gibson

Dr. Sarah Z. Gibson is a paleontologist and science communicator based in Minnesota. Her research focuses on the evolutionary history of ray-finned fishes from the Early Mesozoic.

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

%d bloggers like this: