Fossil Friday* Roundup: May 11, 2019

*Saturday edition

Featured Image: Reconstruction of Brasilodon quadrangularis (left) and Riograndia guaibensis (right), two abundant probainognathian cynodonts from the Riograndia AZ of the Candelária Sequence, Santa Maria Supersequence (Brazil). Art by Jorge Blanco. From Guignard et al. (2019).

Papers (All Open Access):

  • Ignoring stratigraphic age uncertainty leads to erroneous estimates of species divergence times under the fossilized birth–death process (ProcB)
  • The Neostratotype of Itapecuru Formation (Lower-Middle Albian) and Its Impact for Mesozoic Stratigraphy of Parnaíba Basin (AABC)
  • Explosive volcanism as a key driver of the late Paleozoic ice age (Geology)
  • The Cretaceous-Paleogene (K-Pg) Boundary Site at Lechówka—a New Point on the Geoheritage Map of Southeastern Poland (Geoheritage)
  • Spatio-temporal variation of skeletal Mg-calcite in Antarctic marine calcifiers (PLOS ONE)
  • Alternating stripmining and sequestration in deep-sea sediments: The trace fossil Polykampton–an ecologic and ichnotaxonomic evaluation (PalaeoE)
  • Calcium stable isotopes place Devonian conodonts as first level consumers (HAL)
  • Muscle scars in euomphaline gastropods from the Ordovician of Baltica (EJES)
  • Systematic taxonomy of the Trilobatus sacculifer plexus and descendant Globigerinoidesella fistulosa (planktonic foraminifera) (J Systematic Paleontology)
  • Baltic amber Staphylinini (Coleoptera: Staphylinidae: Staphylininae): a rove beetle fauna on the eve of our modern climate (ZJLS)
  • New subgenus and three new species of soldier beetles from the Eocene of Baltic amber (PalaeoE)
  • Fusion in the vertebral column of the pachyosteomorph arthrodire Dunkleosteus terrelli (‘Placodermi’) (PalaeoE)
  • A new genus and species of extinct ground shark, †Diprosopovenator hilperti, gen. et sp. nov. (Carcharhiniformes, †Pseudoscyliorhinidae, fam. nov.), from the Upper Cretaceous of Germany (JVP)
  • Evolutionary parallelisms of pectoral and pelvic network-anatomy from fins to limbs (Science Advances)
  • What lies beneath? Molecular evolution during the radiation of caecilian amphibians (BMC Genomics)
  • Phylogenetic and Trait-Based Prediction of Extinction Risk for Data-Deficient Amphibians (Current Biology)
  • The Evolution of Pneumatic Foramina in Pterosaur Vertebrae (AABC)
  • Genetic sequence stratigraphy on the basis of ichnology for the Middle Jurassic basin margin succession of Chorar Island (eastern Kachchh Basin, western India) (Geologos)
  • Possible species-flock scenario for the evolution of the cyprinid genus Capoeta (Cypriniformes: Cyprinidae) within late Neogene lake systems of the Armenian Highland (PLOS ONE)
  • Large-scale molecular phylogeny, morphology, divergence-time estimation, and the fossil record of advanced caenophidian snakes (Squamata: Serpentes) (PLOS ONE)
  • Raptor talon shape and biomechanical performance are controlled by relative prey size but not by allometry (SciRep)
  • Correlated evolution of neck length and leg length in birds (RSOS)
  • The postcranial anatomy of Brasilodon quadrangularis and the acquisition of mammaliaform traits among non-mammaliaform cynodonts (PLOS ONE)
  • Phylogenetic signal in tooth wear? A question that can be answered—By testing (Ecology and Evolution)
  • A phylogenomic rodent tree reveals the repeated evolution of masseter architectures (ProcB)
  • Ice-Age Climate Adaptations Trap the Alpine Marmot in a State of Low Genetic Diversity (Current Biology)
  • Paleogenome Reveals Genetic Contribution of Extinct Giant Panda to Extant Populations (Current Biology)
  • Hungry for fruit? – A case study on the ecology of middle Miocene Moschidae (Mammalia, Ruminantia) (Geodiversitas)
  • Hypsodont Crowns as Additional Roots: A New Explanation for Hypsodonty (Frontiers in Ecology and Evolution)
  • Return to the sea, get huge, beat cancer: an analysis of cetacean genomes including an assembly for the humpback whale (Megaptera novaeangliae) (MBE)
  • Giant beaver palaeoecology inferred from stable isotopes (SciRep)
  • Assessment of complex projectiles in the early Late Pleistocene at Aduma, Ethiopia (PLOS ONE)
  • Temporal evidence shows Australopithecus sediba is unlikely to be the ancestor of Homo (Science Advances)
  • A discourse with deep time: the extinct animals of Crystal Palace Park as heritage artefacts (SMGJ)
  • Cyclododecane and fossil vertebrates: some applications for matrix removal, moulding and shipping (Link)
  • Comparisons Of Fidelity In The Digitization And 3d Printing Of Vertebrate Fossils (JPT)

Preprints/PostPrints:

  • DAPS 2nd Workshop Presentation: Assessing the impact of 1815 Tambora volcanic eruption on surface temperature and precipitation variabilities in Indonesia using MPI-ESM simulation outputs (PaleorXiv)
  • A systematist’s guide to estimating Bayesian phylogenies from morphological data (PaleorXiv)

Community Events, Society Updates, and Resources:

 Meetings:

  • 11th Conference on Fossil Resources, Casper, Wyoming, May 30–June 2, 2019 (Link)
  • North American Paleontological Convention June 23–27 2019 (Link)
  • Judith River Symposium (Great Plains Dinosaur Museum), Malta, Montana, June 28–30 (Link)
  • Cretaceous & Beyond: Paleo of Western Interior (Dickinson Museum), Dickinson, North Dakota, September 14–17 (Link)

News and Views:

Animals and Anatomy:

  • Episode 60 – Turtles (Common Descent)
  • Titanosaur osteoderms: distribution (Equatorial Minnesota)
  • Fossil Friday – ceratopsian sacrum (Valley of the Mastodon)
  • Tiny Tyrannosaur Named the “Coyote King” (Laelaps)
  • New species of bat-wing dinosaur discovered (NatGeo)
  • The fossilization process of dinosaur remains (Link)
  • Newly-discovered whale genus named after West Texas paleontologist (Link)
  • Humans are driving one million species to extinction (Link)

Featured Folks, Fieldwork, and Museums:

  • Project Kevin Part 2: The Kevining (RMDRC Lab)
  • Benjamin Keisling, Gaciologist and Paleoclimatologist (Time Scavengers)

Methods and Musings:

  • The things we leave behind (and shouldn’t) (Medium)
  • How is technology accelerating the discovery of new dinosaur species? (Link)
  • Poster session, the Most Learnable Part in a Scientific Conference, a Mutual Learning Mode (PLOS ECR)

Arts, Books, Culture, Fun:

  • The Fate of Burian’s Styracosaurus (TetZoo)
  • Vintage Dinosaur Vhs: Eyewitness Dinosaur (LITC)

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 paleocommunity@plos.org, 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. https://orcid.org/0000-0002-6784-3980

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