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A New Troodontid Theropod, Talos Sampsoni Gen. Et Sp. Nov., from the Upper Cretaceous Western Interior Basin of North America
A New Troodontid Theropod, Talos sampsoni gen. et sp. nov., from the Upper Cretaceous Western Interior Basin of North America Lindsay E. Zanno1,2*, David J. Varricchio3, Patrick M. O’Connor4,5, Alan L. Titus6, Michael J. Knell3 1 Field Museum of Natural History, Chicago, Illinois, United States of America, 2 Biological Sciences Department, University of Wisconsin-Parkside, Kenosha, Wisconsin, United States of America, 3 Department of Earth Sciences, Montana State University, Bozeman, Montana, United States of America, 4 Department of Biomedical Sciences, Ohio University College of Osteopathic Medicine, Athens, Ohio, United States of America, 5 Ohio Center for Ecology and Evolutionary Studies, Ohio University, Athens, Ohio, United States of America, 6 Grand Staircase-Escalante National Monument, Bureau of Land Management, Kanab, Utah, United States of America Abstract Background: Troodontids are a predominantly small-bodied group of feathered theropod dinosaurs notable for their close evolutionary relationship with Avialae. Despite a diverse Asian representation with remarkable growth in recent years, the North American record of the clade remains poor, with only one controversial species—Troodon formosus—presently known from substantial skeletal remains. Methodology/Principal Findings: Here we report a gracile new troodontid theropod—Talos sampsoni gen. et sp. nov.— from the Upper Cretaceous Kaiparowits Formation, Utah, USA, representing one of the most complete troodontid skeletons described from North America to date. Histological assessment of the holotype specimen indicates that the adult body size of Talos was notably smaller than that of the contemporary genus Troodon. Phylogenetic analysis recovers Talos as a member of a derived, latest Cretaceous subclade, minimally containing Troodon, Saurornithoides, and Zanabazar. -
THE SIXTH EXTINCTION: an UNNATURAL HISTORY Copyright © 2014 by Elizabeth Kolbert
The author and publisher have provided this e-book to you for your personal use only. You may not make this e-book publicly available in any way. Copyright infringement is against the law. If you believe the copy of this e-book you are reading infringes on the author’s copyright, please notify the publisher at: us.macmillanusa.com/piracy. THE SIXTH EXTINCTION: AN UNNATURAL HISTORY Copyright © 2014 by Elizabeth Kolbert. All rights reserved. For information, address Henry Holt and Co., 175 Fifth Avenue, New York, N.Y. 10010. www.henryholt.com Jacket photograph from the National Museum of Natural History, courtesy of the Smithsonian Institution e-ISBN 978-0-8050-9979-9 First Edition: February 2014 If there is danger in the human trajectory, it is not so much in the survival of our own species as in the fulfillment of the ultimate irony of organic evolution: that in the instant of achieving self- understanding through the mind of man, life has doomed its most beautiful creations. —E. O. WILSON Centuries of centuries and only in the present do things happen. —JORGE LUIS BORGES CONTENTS Title Page Copyright Notice Copyright Epigraph Author’s Note Prologue I: The Sixth Extinction II: The Mastodon’s Molars III: The Original Penguin IV: The Luck of the Ammonites V: Welcome to the Anthropocene VI: The Sea Around Us VII: Dropping Acid VIII: The Forest and the Trees IX: Islands on Dry Land X: The New Pangaea XI: The Rhino Gets an Ultrasound XII: The Madness Gene XIII: The Thing with Feathers Acknowledgments Notes Selected Bibliography Photo/Illustration Credits Index About the Author Also by Elizabeth Kolbert AUTHOR’S NOTE Though the discourse of science is metric, most Americans think in terms of miles, acres, and degrees Fahrenheit. -
Vegetation and the Initial Human Setflement Of
(993l. of BiogeographY 20'39H12 lourrtal 2 Gd" ilty {iammals, vegetation and the initial human setflement of palaeoecological tne Mediterranean islands: a approach 'rofion: l Afric¿, S c s Ü I a Institut Ur- und F rühgeschich¡e, Albert-Ludn'igs- Universit¿it, D7800 F re i. llins. \\ rl r, r. M für iburg Br., Gennant' ' ¡on. II1. J, shop qt .ur A, ¿l carbon of the lack of carnivores. the genetically fixed behaviour bon patterns for flight and attack are lost in island endemics. +7. u.s. During the Middle (Corso-Sardinia) and Upper Pleistocene, suspected or established (Sardinia, Cyprus, A Sicily) invasions of Homo sp. led to the near-complete ry extinction of the unwary endemic fauna. Some islands \rc$. as are the reasons for the extinction of the (Sicily, Corso-Sardinia) were repopulated by swimming t)uatcrìaü fauna. Small arboricole mammals may have ungulates which were exterminated by later human inva- n,,checi the islands on vegetation-rafts. Some larger mam- sions. For lack of game, a permanent human settlement mirls, like Myotragus on the Balearic Islands, Prolagus on was nearly impossible before the Neolithic. All extant wild Srrdinia, and possibly endemic deer on the Aegean islands, ungulates on the Mediterranean islands are feral domestic irruld be relics of the desiccation of the Mediterranean on animals, or continental game with intact behavioural pat- rhc Mio/Pliocene border. Hippos, elephants and giant deer terns introduced for religious or hunting purposes during alched the islands by swimming. At the a¡rival of new the Neolithic or later. None of them has Pleistocene ances- rpcies, older endemic species became extinct by ecologi- tors on the islands. -
Cryptozoologicon: Volume I Online
PYrNA (Free and download) Cryptozoologicon: Volume I Online [PYrNA.ebook] Cryptozoologicon: Volume I Pdf Free John Conway, C. M. Kosemen, Darren Naish ePub | *DOC | audiobook | ebooks | Download PDF Download Now Free Download Here Download eBook #506077 in Books Darren Naish C M Kosemen John Conway 2013-11-07Original language:EnglishPDF # 1 8.50 x .26 x 8.50l, .44 #File Name: 1291621539102 pagesCryptozoologicon Volume I | File size: 48.Mb John Conway, C. M. Kosemen, Darren Naish : Cryptozoologicon: Volume I before purchasing it in order to gage whether or not it would be worth my time, and all praised Cryptozoologicon: Volume I: 16 of 17 people found the following review helpful. Cryptozoology finally gets the treatment it deservesBy Cameron A. McCormickCryptozoology claims to be a lot of things — normally something along the lines of searching for "hidden" or "unexpected" animals — but effectively it's the art of taking anecdotes and even softer evidence way too seriously. For a practice purportedly focused on discovery, cryptozoology is ironically hyper-conservative and tends to rehash the same old information and hypotheses even if they've been shown to be improbable, wrong or fake. While cryptozoology has been stuck in a purgatory-like existence since the 1960's, people eschewing or unaware of that label have been going around discovering new and sometimes large and exciting species, even when initially starting from soft evidence like anecdotes.Just because cryptozoology is (largely) an unintentionally serious study of mythical creatures doesn't make it worthless. The thing is, lots of the cryptids are really compelling. Some of my favorite monsters are cryptozoological creations. -
Ant Network Theory
Ant Network Theory Bodhisattva Chattopadhyay † University of Oslo and Center for Advanced Study, Oslo Geoffrey C. Bowker ‡ University of California at Irvine and Center for Advanced Study, Oslo Because SF is a thought experiment and engages in worldbuilding, this paper is a hybrid faction piece that presents a history of ants in SF (across texts and media) as one connected narrative, while working through this history as an insertion into Nature-Culture debates through the production of new SF. In constructing SF worlds, writers work with what is called the genre mega-text:1 the tropes and themes that constitute the identity of the genre. For SF however, this mega-text also involves a cluster of associations from other forms and kinds of texts, including scientific speculation, anthropological theory, STS, among others. The main storyline is based on several fiction and film pieces that structure the enquiry, from early works by H. G. Wells and Premendra Mitra, to Big Bug films, to new SF from the 21st century. The stories can be read as standalone pieces, yet we hope that the reader will read the endnotes, picking up the references which provide a glimpse into our strategies of worlding. The speakers in the endnotes are two time-travelling scholars writing from an unspecified far future, at a time when other beings rule the planet. They are using references from STS scholarship and SF that are more familiar, from our own time, in order to speak to us, even if the necessity to traverse multiple temporalities through simple language to express the Ant Network Theory (ANT) on occasion produces spatiotemporal anomalies. -
Theropod Teeth from the Upper Maastrichtian Hell Creek Formation “Sue” Quarry: New Morphotypes and Faunal Comparisons
Theropod teeth from the upper Maastrichtian Hell Creek Formation “Sue” Quarry: New morphotypes and faunal comparisons TERRY A. GATES, LINDSAY E. ZANNO, and PETER J. MAKOVICKY Gates, T.A., Zanno, L.E., and Makovicky, P.J. 2015. Theropod teeth from the upper Maastrichtian Hell Creek Formation “Sue” Quarry: New morphotypes and faunal comparisons. Acta Palaeontologica Polonica 60 (1): 131–139. Isolated teeth from vertebrate microfossil localities often provide unique information on the biodiversity of ancient ecosystems that might otherwise remain unrecognized. Microfossil sampling is a particularly valuable tool for doc- umenting taxa that are poorly represented in macrofossil surveys due to small body size, fragile skeletal structure, or relatively low ecosystem abundance. Because biodiversity patterns in the late Maastrichtian of North American are the primary data for a broad array of studies regarding non-avian dinosaur extinction in the terminal Cretaceous, intensive sampling on multiple scales is critical to understanding the nature of this event. We address theropod biodiversity in the Maastrichtian by examining teeth collected from the Hell Creek Formation locality that yielded FMNH PR 2081 (the Tyrannosaurus rex specimen “Sue”). Eight morphotypes (three previously undocumented) are identified in the sample, representing Tyrannosauridae, Dromaeosauridae, Troodontidae, and Avialae. Noticeably absent are teeth attributed to the morphotypes Richardoestesia and Paronychodon. Morphometric comparison to dromaeosaurid teeth from multiple Hell Creek and Lance formations microsites reveals two unique dromaeosaurid morphotypes bearing finer distal denticles than present on teeth of similar size, and also differences in crown shape in at least one of these. These findings suggest more dromaeosaurid taxa, and a higher Maastrichtian biodiversity, than previously appreciated. -
The Last of the Dinosaurs
020063_TimeMachine22.qxd 8/7/01 3:26 PM Page 1 020063_TimeMachine22.qxd 8/7/01 3:26 PM Page 2 This book is your passport into time. Can you survive in the Age of Dinosaurs? Turn the page to find out. 020063_TimeMachine22.qxd 8/7/01 3:26 PM Page 3 The Last of the Dinosaurs by Peter Lerangis illustrated by Doug Henderson A Byron Preiss Book 020063_TimeMachine22.qxd 8/7/01 3:26 PM Page 4 To Peter G. Hayes, for his friendship, interest, and help Copyright @ 1988, 2001 by Byron Preiss Visual Publications “Time Machine” is a registered trademark of Byron Preiss Visual Publications, Inc. Registered in the U.S. Patent and Trademark office. Cover painting by Mark Hallett Cover design by Alex Jay An ipicturebooks.com ebook ipicturebooks.com 24 West 25th St., 11th fl. NY, NY 10010 The ipicturebooks World Wide Web Site Address is: http://www.ipicturebooks.com Original ISBN: 0-553-27007-9 eISBN: 1-59019-087-4 This Text Converted to eBook Format for the Microsoft® Reader. 020063_TimeMachine22.qxd 8/7/01 3:26 PM Page 5 ATTENTION TIME TRAVELER! This book is your time machine. Do not read it through from beginning to end. In a moment you will receive a mission, a special task that will take you to another time period. As you face the dan- gers of history, the Time Machine often will give you options of where to go or what to do. This book also contains a Data Bank to tell you about the age you are going to visit. -
Exploring the Social, Moral, and Temporal Qualities of Pre-Service
Exploring the Social, Moral, and Temporal Qualities of Pre-Service Teachers’ Narratives of Evolution Deirdre Hahn Division of Psychology in Education, College of Education, Arizona State University, PO Box 878409, Tempe, Arizona 85287 [email protected] Sarah K Brem Division of Psychology in Education, College of Education, Arizona State University, PO Box 870611, Tempe, Arizona 85287 [email protected] Steven Semken Department of Geological Sciences, Arizona State University, PO Box 871404, Tempe, Arizona 85287 [email protected] ABSTRACT consequences of accepting evolutionary theory. That is, both evolutionists and creationists tend to believe that Elementary, middle, and secondary school teachers may accepting evolutionary theory will result in a greater experience considerable unease when teaching evolution ability to justify or engage in racist or selfish behavior, in the context of the Earth or life sciences (Griffith and and will reduce people's sense of purpose and Brem, in press). Many factors may contribute to their self-determination. Further, Griffith and Brem (in press) discomfort, including personal conceptualizations of the found that in-service science teachers frequently share evolutionary process - especially human evolution, the these same beliefs and to avoid controversy in the most controversial aspect of evolutionary theory. classroom, the teachers created their own boundaries in Knowing more about the mental representations of an curriculum and teaching practices. evolutionary process could help researchers to There is a historical precedent for uneasiness around understand the challenges educators face in addressing evolutionary theory, particularly given its use to explain scientific principles. These insights could inform and justify actions performed in the name of science. -
Humanoid Robots Are Perceived As an Evolutionary Threat
bioRxiv preprint doi: https://doi.org/10.1101/2021.08.13.456053; this version posted August 13, 2021. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. No reuse allowed without permission. Humanoid robots are perceived as an evolutionary threat Zhengde Wei1, +, Ying Chen 2, +, Jiecheng Ren1, Yi Piao1, Pengyu Zhang1, Rujing Zha1, Bensheng Qiu3, Daren Zhang1, Yanchao Bi4, Shihui Han5, Chunbo Li6 *, Xiaochu Zhang1, 2, 3, 7 * 1 Hefei National Laboratory for Physical Sciences at the Microscale and School of Life Sciences, Division of Life Science and Medicine, University of Science & Technology of China, Hefei, Anhui 230027, China 2 School of Humanities & Social Science, University of Science & Technology of China, Hefei, Anhui 230026, China 3 Centers for Biomedical Engineering, School of Information Science and Technology, University of Science & Technology of China, Hefei, Anhui 230027, China 4 State Key Laboratory of Cognitive Neuroscience and Learning, Beijing Normal University, Beijing 100875, China 5 School of Psychological and Cognitive Sciences, Peking University, Beijing, China 6 Shanghai Key Laboratory of Psychotic Disorders, Shanghai Mental Health Center, Shanghai Jiao Tong University School of Medicine, Shanghai 200030, China 7 Academy of Psychology and Behavior, Tianjin Normal University, Tianjin, 300387, China + These authors contributed equally to this work Correspondence: [email protected]; [email protected] 1 bioRxiv preprint doi: https://doi.org/10.1101/2021.08.13.456053; this version posted August 13, 2021. The copyright holder for this preprint (which was not certified by peer review) is the author/funder. All rights reserved. -
71St Annual Meeting Society of Vertebrate Paleontology Paris Las Vegas Las Vegas, Nevada, USA November 2 – 5, 2011 SESSION CONCURRENT SESSION CONCURRENT
ISSN 1937-2809 online Journal of Supplement to the November 2011 Vertebrate Paleontology Vertebrate Society of Vertebrate Paleontology Society of Vertebrate 71st Annual Meeting Paleontology Society of Vertebrate Las Vegas Paris Nevada, USA Las Vegas, November 2 – 5, 2011 Program and Abstracts Society of Vertebrate Paleontology 71st Annual Meeting Program and Abstracts COMMITTEE MEETING ROOM POSTER SESSION/ CONCURRENT CONCURRENT SESSION EXHIBITS SESSION COMMITTEE MEETING ROOMS AUCTION EVENT REGISTRATION, CONCURRENT MERCHANDISE SESSION LOUNGE, EDUCATION & OUTREACH SPEAKER READY COMMITTEE MEETING POSTER SESSION ROOM ROOM SOCIETY OF VERTEBRATE PALEONTOLOGY ABSTRACTS OF PAPERS SEVENTY-FIRST ANNUAL MEETING PARIS LAS VEGAS HOTEL LAS VEGAS, NV, USA NOVEMBER 2–5, 2011 HOST COMMITTEE Stephen Rowland, Co-Chair; Aubrey Bonde, Co-Chair; Joshua Bonde; David Elliott; Lee Hall; Jerry Harris; Andrew Milner; Eric Roberts EXECUTIVE COMMITTEE Philip Currie, President; Blaire Van Valkenburgh, Past President; Catherine Forster, Vice President; Christopher Bell, Secretary; Ted Vlamis, Treasurer; Julia Clarke, Member at Large; Kristina Curry Rogers, Member at Large; Lars Werdelin, Member at Large SYMPOSIUM CONVENORS Roger B.J. Benson, Richard J. Butler, Nadia B. Fröbisch, Hans C.E. Larsson, Mark A. Loewen, Philip D. Mannion, Jim I. Mead, Eric M. Roberts, Scott D. Sampson, Eric D. Scott, Kathleen Springer PROGRAM COMMITTEE Jonathan Bloch, Co-Chair; Anjali Goswami, Co-Chair; Jason Anderson; Paul Barrett; Brian Beatty; Kerin Claeson; Kristina Curry Rogers; Ted Daeschler; David Evans; David Fox; Nadia B. Fröbisch; Christian Kammerer; Johannes Müller; Emily Rayfield; William Sanders; Bruce Shockey; Mary Silcox; Michelle Stocker; Rebecca Terry November 2011—PROGRAM AND ABSTRACTS 1 Members and Friends of the Society of Vertebrate Paleontology, The Host Committee cordially welcomes you to the 71st Annual Meeting of the Society of Vertebrate Paleontology in Las Vegas. -
State of the Palaeoart
Palaeontologia Electronica http://palaeo-electronica.org State of the Palaeoart Mark P. Witton, Darren Naish, and John Conway The discipline of palaeoart, a branch of natural history art dedicated to the recon- struction of extinct life, is an established and important component of palaeontological science and outreach. For more than 200 years, palaeoartistry has worked closely with palaeontological science and has always been integral to the enduring popularity of prehistoric animals with the public. Indeed, the perceived value or success of such products as popular books, movies, documentaries, and museum installations can often be linked to the quality and panache of its palaeoart more than anything else. For all its significance, the palaeoart industry ment part of this dialogue in the published is often poorly treated by the academic, media and literature, in turn bringing the issues concerned to educational industries associated with it. Many wider attention. We argue that palaeoartistry is standard practises associated with palaeoart pro- both scientifically and culturally significant, and that duction are ethically and legally problematic, stifle improved working practises are required by those its scientific and cultural growth, and have a nega- involved in its production. We hope that our views tive impact on the financial viability of its creators. inspire discussion and changes sorely needed to These issues create a climate that obscures the improve the economy, quality and reputation of the many positive contributions made by palaeoartists palaeoart industry and its contributors. to science and education, while promoting and The historic, scientific and economic funding derivative, inaccurate, and sometimes exe- significance of palaeoart crable artwork. -
New Oviraptorid Dinosaur (Dinosauria: Oviraptorosauria) from the Nemegt Formation of Southwestern Mongolia
Bull. Natn. Sci. Mus., Tokyo, Ser. C, 30, pp. 95–130, December 22, 2004 New Oviraptorid Dinosaur (Dinosauria: Oviraptorosauria) from the Nemegt Formation of Southwestern Mongolia Junchang Lü1, Yukimitsu Tomida2, Yoichi Azuma3, Zhiming Dong4 and Yuong-Nam Lee5 1 Institute of Geology, Chinese Academy of Geological Sciences, Beijing 100037, China 2 National Science Museum, 3–23–1 Hyakunincho, Shinjukuku, Tokyo 169–0073, Japan 3 Fukui Prefectural Dinosaur Museum, 51–11 Terao, Muroko, Katsuyama 911–8601, Japan 4 Institute of Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing 100044, China 5 Korea Institute of Geoscience and Mineral Resources, Geology & Geoinformation Division, 30 Gajeong-dong, Yuseong-gu, Daejeon 305–350, South Korea Abstract Nemegtia barsboldi gen. et sp. nov. here described is a new oviraptorid dinosaur from the Late Cretaceous (mid-Maastrichtian) Nemegt Formation of southwestern Mongolia. It differs from other oviraptorids in the skull having a well-developed crest, the anterior margin of which is nearly vertical, and the dorsal margin of the skull and the anterior margin of the crest form nearly 90°; the nasal process of the premaxilla being less exposed on the dorsal surface of the skull than those in other known oviraptorids; the length of the frontal being approximately one fourth that of the parietal along the midline of the skull. Phylogenetic analysis shows that Nemegtia barsboldi is more closely related to Citipati osmolskae than to any other oviraptorosaurs. Key words : Nemegt Basin, Mongolia, Nemegt Formation, Late Cretaceous, Oviraptorosauria, Nemegtia. dae, and Caudipterygidae (Barsbold, 1976; Stern- Introduction berg, 1940; Currie, 2000; Clark et al., 2001; Ji et Oviraptorosaurs are generally regarded as non- al., 1998; Zhou and Wang, 2000; Zhou et al., avian theropod dinosaurs (Osborn, 1924; Bars- 2000).