Articles

Late Pleistocene-Holocene amphibians from Okinawajima Island in the Ryukyu Archipelago, Japan: Reconfirmed faunal endemicity and the Holocene range collapse of forest-dwelling species
PE 18.1.1A

Yasuyuki Nakamura and Hidetoshi Ota

Angiosperm pollen grains from the Cuayuca Formation (Late Eocene to Early Oligocene), Puebla, Mexico
PE 18.1.2A

Elia Ramírez-Arriaga, Mercedes B. Prámparo, and Enrique Martínez-Hernández

Illustrated guide to Pliocene foraminifera from Miyakojima, Ryukyu Island Arc, with comments on biostratigraphy
PE 18.1.3A

Satoshi Hanagata and Takami Nobuhara

A new species of Dactylolabis (Idiolabis) Alexander, 1931 from the Eocene Baltic amber and its relationships among Dactylolabinae (Diptera: Limoniidae)
PE 18.1.4A

Iwona Kania and Wiesław Krzemiński

An ameghinornithid-like bird (Aves, Cariamae, ?Ameghinornithidae) from the early Oligocene of Egypt
PE 18.1.5A

Thomas A. Stidham and N. Adam Smith

Chancelloriids of the Cambrian Burgess Shale
PE 18.1.6A

Stefan Bengtson and Desmond Collins

Neoichnology of the burrowing spiders Gorgyrella inermis (Mygalomorphae: Idiopidae) and Hogna lenta (Araneomorphae: Lycosidae)
PE 18.1.7A

J. Michael Hils and Daniel I. Hembree

Soft-tissue anatomy of the Plesiosaur pectoral girdle inferred from basal Eosauropterygia taxa and the extant phylogenetic bracket
PE 18.1.8A

Ricardo Araújo and Fernando Correia

New genus of primitive wombat (Vombatidae, Marsupialia) from Miocene deposits in the Riversleigh World Heritage Area (Queensland, Australia)
PE 18.1.9A

Philippa Brewer, Michael Archer, Suzanne J. Hand, and Richard Abel

Insights into the controversy over materials data for the comparison of biomechanical performance in vertebrates
PE 18.1.10A

Lluís Gil, Jordi Marcé-Nogué, and Montserrat Sánchez

Identification of fossilized eggshells from the Taung hominin locality, Taung, Northwest Province, South Africa
PE 18.1.11A

Brian F Kuhn, Kristian J. Carlson, Philip J. Hopley, Bernhard Zipfel, and Lee R. Berger

Dimorphism in Quaternary Scelidotheriinae (Mammalia, Xenarthra, Phyllophaga)
PE 18.1.12A

Ángel R. Miño-Boilini and Alfredo E. Zurita

New Curculioninae (Coleoptera: Curculionidae) in Dominican amber
PE 18.1.13A

George Poinar, Jr. and Andrei A. Legalov

Visualizing the fluid flow through the complex skeletonized respiratory structures of a blastoid echinoderm
PE 18.1.14A

Tony L. Huynh, Dennis Evangelista, and Charles R. Marshall

Two new species of Pseudaetobatus Cappetta, 1986 (Batoidei: Myliobatidae) from the southeastern United States 
PE 18.1.15A

David J. Cicimurri and Jun A. Ebersole

Latiblattella avita sp. nov. (Blattaria: Ectobiidae) from the Eocene Kishenehn Formation, Montana, USA
PE 18.1.16A

Dale E. Greenwalt and Ľubomír Vidlička

Taxonomy, ecology and biogeographical trends of dominant benthic foraminifera species from an Atlantic-Mediterranean estuary (the Guadiana, southeast Portugal)
PE 18.1.17A

Sarita Graça Camacho, Delminda Maria de Jesus Moura, Simon Connor, David B. Scott, and Tomasz Boski

Description of the stylohyal bone of a giant sloth (Lestodon armatus)
PE 18.1.18A

P. Sebastián Tambusso, H. Gregory McDonald, and Richard A. Fariña

Middle-Late Permian (Murgabian-Djulfian) foraminifers of the northern Maku area (western Azerbaijan, Iran)
PE 18.1.19A

Mobin Ebrahim Nejad, Daniel Vachard, Ali Asghar Siabeghodsy, and Syrus Abbasi

Reassessment of 'Plesiosaurus' megacephalus (Sauropterygia: Plesiosauria) from the Triassic-Jurassic boundary, UK
PE 18.1.20A

Adam S. Smith

Late Early Permian (late Leonardian; Kungurian) algae, microproblematica, and smaller foraminifers from the Yeso Group and San Andres Formation (New Mexico; USA)
PE 18.1.21A

Daniel Vachard, Karl Krainer, and Spencer G. Lucas

Technical Articles

Imaging of the inner structure of cave bear teeth by novel non-destructive techniques
PE 18.1.1T

Elisabeth Leiss-Holzinger, Karin Wiesauer, Henrike Stephani, Bettina Heise, David Stifter, Benjamin Kriechbaumer, Stefan J. Spachinger, Christian Gusenbauer, and Gerhard Withalm

Heterochrony in helicoid spiral cones: a computer model for demonstrating heterochronic evolution
PE 18.1.2T

Andrew Robert Henry Swan

Synopsis of European Neogene freshwater gastropod localities: updated stratigraphy and geography
PE 18.1.3T

Thomas A. Neubauer, Elisavet Georgopoulou, Andreas Kroh, Mathias Harzhauser, Oleg Mandic, and Daniela Esu

Fossil Calibration Articles

Constraints on the timescale of animal evolutionary history
PE 18.1.1FC

Michael J. Benton, Philip C. J. Donoghue, Robert J. Asher, Matt Friedman, Thomas J. Near, and Jakob Vinther

Fossil calibration of Magnoliidae, an ancient lineage of angiosperms
PE 18.1.2FC

Julien Massoni, James Doyle, and Hervé Sauquet 

Phylogenetically vetted and stratigraphically constrained fossil calibrations within Aves
PE 18.1.3FC

Daniel Ksepka and Julia Clarke

Sixteen vetted fossil calibrations for divergence dating of Charadriiformes (Aves, Neognathae)
PE 18.1.4FC

N. Adam Smith

Four mammal fossil calibrations: balancing competing palaeontological and molecular considerations
PE 18.1.5FC

Matthew J. Phillips

Fossil calibration dates for molecular phylogenetic analysis of snakes 1: Serpentes, Alethinophidia, Boidae, Pythonidae
PE 18.1.6FC

Jason J. Head

Five well-supported fossil calibrations within the "Waterbird" assemblage (Tetrapoda, Aves)
PE 18.17FC

Nathan D. Smith and Daniel T. Ksepka

Commentaries and Reviews

Announcing the Fossil Calibration Series and Database
PE 18.1.1E

P. David Polly, Daniel T. Ksepka, and James F. Parham