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I. Origin and Diversification of Insect Wings II. Wing Color Patterns And
DIVISION OF EVOLUTIONARY DEVELOPMENTAL BIOLOGY functional effects of altered transcription of each of these wing genes in the ancestrally wingless firebrats. In addition, we are performing comparative analyses of the function of these same genes in “primitively winged” (hemimetabolous) Professor NIIMI, Teruyuki insects, to obtain additional clues relevant to understanding the origin and evolution of insect wings. Assistant Professor: OHDE, Takahiro Interestingly, our previous work showed that vg express- ANDO, Toshiya ing epidermal tissue forms lateral outgrowths in non-winged Technical Staff: MIZUTANI, Takeshi NIBB Research Fellow: MORITA, Shinichi segments in the mealworm beetle (Ohde et al., 2013). From Visiting Graduate Student: MASE, Mutsuki these facts, we hypothesize that ancestral lateral body wall YATOMI, Johichiro outgrowths evolved into functional wings. To test this YUZAKI, Karen hypothesis, we are now comparing the role of vg and other KONISHI, Yusuke “wing genes” between wings and lateral outgrowths in a Technical Assistant: KAWAGUCHI, Haruka MORITA, Junko basal winged insect, Gryllus bimaculatus, and non-winged Secretary: SAITO, Eiko insect, Thermobia domestica (Figure 1). II. Wing color patterns and mimicry of The Division of Evolutionary Developmental Biology was ladybird beetles started in June 2015. We focus on the evolutionary novelties Insect wing color patterns demonstrate a tremendous range acquired by insects through evolution, in order to elucidate of diversity and have evolved to fulfill various ecologi- the molecular and evolutionary mechanisms leading to the cally important functions such as intraspecific sexual sig- large variety of traits that they display. From this wealth naling, mimesis, mimicry, and warning against predators. of exciting traits, our lab currently focuses on promoting The molecular mechanisms responsible for generating such research into (1) the origin and diversification of insect patterns, however, remain unknown for most species. -
(Pentatomidae) DISSERTATION Presented
Genome Evolution During Development of Symbiosis in Extracellular Mutualists of Stink Bugs (Pentatomidae) DISSERTATION Presented in Partial Fulfillment of the Requirements for the Degree Doctor of Philosophy in the Graduate School of The Ohio State University By Alejandro Otero-Bravo Graduate Program in Evolution, Ecology and Organismal Biology The Ohio State University 2020 Dissertation Committee: Zakee L. Sabree, Advisor Rachelle Adams Norman Johnson Laura Kubatko Copyrighted by Alejandro Otero-Bravo 2020 Abstract Nutritional symbioses between bacteria and insects are prevalent, diverse, and have allowed insects to expand their feeding strategies and niches. It has been well characterized that long-term insect-bacterial mutualisms cause genome reduction resulting in extremely small genomes, some even approaching sizes more similar to organelles than bacteria. While several symbioses have been described, each provides a limited view of a single or few stages of the process of reduction and the minority of these are of extracellular symbionts. This dissertation aims to address the knowledge gap in the genome evolution of extracellular insect symbionts using the stink bug – Pantoea system. Specifically, how do these symbionts genomes evolve and differ from their free- living or intracellular counterparts? In the introduction, we review the literature on extracellular symbionts of stink bugs and explore the characteristics of this system that make it valuable for the study of symbiosis. We find that stink bug symbiont genomes are very valuable for the study of genome evolution due not only to their biphasic lifestyle, but also to the degree of coevolution with their hosts. i In Chapter 1 we investigate one of the traits associated with genome reduction, high mutation rates, for Candidatus ‘Pantoea carbekii’ the symbiont of the economically important pest insect Halyomorpha halys, the brown marmorated stink bug, and evaluate its potential for elucidating host distribution, an analysis which has been successfully used with other intracellular symbionts. -
Norsk Lovtidend
Nr. 7 Side 1067–1285 NORSK LOVTIDEND Avd. I Lover og sentrale forskrifter mv. Nr. 7 Utgitt 30. juli 2015 Innhold Side Lover og ikrafttredelser. Delegering av myndighet 2015 Juni 19. Ikrafts. av lov 19. juni 2015 nr. 60 om endringer i helsepersonelloven og helsetilsynsloven (spesialistutdanningen m.m.) (Nr. 674) ................................................................1079................................ Juni 19. Ikrafts. av lov 19. juni 2015 nr. 77 om endringar i lov om Enhetsregisteret m.m. (registrering av sameigarar m.m.) (Nr. 675) ................................................................................................1079 ..................... Juni 19. Deleg. av Kongens myndighet til Helse- og omsorgsdepartementet for fastsettelse av forskrift for å gi helselover og -forskrifter hel eller delvis anvendelse på Svalbard og Jan Mayen (Nr. 676) ................................................................................................................................1080............................... Juni 19. Ikrafts. av lov 19. juni 2015 nr. 59 om endringer i helsepersonelloven mv. (vilkår for autorisasjon) (Nr. 678) ................................................................................................................................1084 ..................... Juni 19. Ikrafts. av lov 13. mars 2015 nr. 12 om endringer i stiftelsesloven (stiftelsesklagenemnd) (Nr. 679) ................................................................................................................................................................1084 -
2017 Denver, CO
Entomological Collections Network Annual Meeting Saturday, November 4 – Sunday, November 5, 2017 Denver Convention Center, Denver, CO Saturday, November 4, 2017 Denver Convention Center, Meeting Room 607 7:00–8:10 am Registration and Coffee 8:10–8:15 am Welcome and Announcements CONTRIBUTED TALKS SESSION 1 Moderator: Andrew B.T. Smith, Canadian Museum of Nature, Ottawa, ON, CANADA Timekeeper: Mark Metz, USDA Systematic Entomology Laboratory, National Museum of Natural History, Washington, DC, USA 8:15–8:27 am Rancho La Brea Insects: Recent Methodological Advances Enable Diverse Lines of Research of the Most Extensive Quaternary Insect Collection Anna Holden (1,2,3), John Southon (4), Kipling Will (5), Matthew Kirby (6), Rolf Aalbu (7) & Molly Markey (8) (1) American Museum of Natural History, New York City, NY, USA; (2) La Brea Tar Pits and Museum, Los Angeles, CA, USA; (3) Natural History Museum of Los Angeles County, Los Angeles, CA, USA; (4) UC Irvine, Irvine, CA, USA; (5) University of California, Berkeley, CA, USA; (6) California State, Fullerton, Fullerton, CA, USA; (7) California Academy of Sciences, San Francisco, CA, USA; (8) AIR Worldwide, Boston, MA, USA While the Rancho La Brea Tar Pits (RLB) constitutes the richest Ice Age locality and famous for its vast collection of large extinct mammals and birds, its insect collection is even more extensive yet has remained understudied. A persistent problem with stratigraphic correlation at this site is that asphalt flows are characteristically intermittent and discontinuous, which can result in the mixing fossils of significantly different ages. New methods of AMS radiocarbon dating of insect chitin in combination with georeferenced- based climate extraction methods circumvent this lack of stratigraphy and increasing the significance of RLB insects as paleoenvironmental indicators by enabling placement of insects’ climate restrictions along a chronology for the first time. -
Geographic Variation in the Thermal Biology of a Widespread Sonoran Desert Arachnid, Centruroides Sculpturatus (Arachnida: Scorpiones)
Journal of Arid Environments 121 (2015) 40e42 Contents lists available at ScienceDirect Journal of Arid Environments journal homepage: www.elsevier.com/locate/jaridenv Short communication Geographic variation in the thermal biology of a widespread Sonoran Desert arachnid, Centruroides sculpturatus (Arachnida: Scorpiones) * Michael M. Webber a, , Robert W. Bryson Jr. b a School of Life Sciences, University of Nevada, Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4004, USA b Department of Biology & Burke Museum of Natural History and Culture, University of Washington, Box 351800, Seattle, WA 98195-1800, USA article info abstract Article history: Environmental temperatures can significantly influence the behavior and physiology of terrestrial ec- Received 20 November 2014 totherms. Small-bodied terrestrial ectotherms can moderate their body temperatures behaviorally via Received in revised form thermoregulation; however, favorable thermal refuges may be limited across heterogeneous landscapes. 21 January 2015 In such cases, differences in the thermal environment may generate variation in preferred body tem- Accepted 27 April 2015 peratures among disparate populations. We tested whether geographic variation in preferred body Available online temperatures existed for the Arizona bark scorpion Centruroides sculpturatus, an arachnid widely distributed across the Sonoran Desert. We predicted that geographic variation in thermal preference Keywords: Thermal preference would exist between populations from a xeric, low-elevation site in western Arizona (Quartzsite) and a ~ Geographic variation cooler, high-elevation site in eastern Arizona (Pinaleno Mountains). We found that scorpions from the ~ Scorpions Pinaleno Mountains were smaller in body size and exhibited significantly warmer diurnal body tem- peratures compared to scorpions from Quartzsite. However, no significant difference was detected in the preferred nocturnal temperatures of scorpions from either locality. -
Nansei Islands Biological Diversity Evaluation Project Report 1 Chapter 1
Introduction WWF Japan’s involvement with the Nansei Islands can be traced back to a request in 1982 by Prince Phillip, Duke of Edinburgh. The “World Conservation Strategy”, which was drafted at the time through a collaborative effort by the WWF’s network, the International Union for Conservation of Nature (IUCN), and the United Nations Environment Programme (UNEP), posed the notion that the problems affecting environments were problems that had global implications. Furthermore, the findings presented offered information on precious environments extant throughout the globe and where they were distributed, thereby providing an impetus for people to think about issues relevant to humankind’s harmonious existence with the rest of nature. One of the precious natural environments for Japan given in the “World Conservation Strategy” was the Nansei Islands. The Duke of Edinburgh, who was the President of the WWF at the time (now President Emeritus), naturally sought to promote acts of conservation by those who could see them through most effectively, i.e. pertinent conservation parties in the area, a mandate which naturally fell on the shoulders of WWF Japan with regard to nature conservation activities concerning the Nansei Islands. This marked the beginning of the Nansei Islands initiative of WWF Japan, and ever since, WWF Japan has not only consistently performed globally-relevant environmental studies of particular areas within the Nansei Islands during the 1980’s and 1990’s, but has put pressure on the national and local governments to use the findings of those studies in public policy. Unfortunately, like many other places throughout the world, the deterioration of the natural environments in the Nansei Islands has yet to stop. -
A Passion for Rhinoceros and Stag Beetles in Japan
SCARABS CZ CN MNCHEM, NBYS QCFF WIGY. Occasional Issue Number 67 Print ISSN 1937-8343 Online ISSN 1937-8351 September, 2011 A Passion for Rhinoceros and Stag Beetles WITHIN THIS ISSUE in Japan Dynastid and Lucanid Enthusiasm in Japan ........ 1 by Kentaro Miwa University of Nebraska-Lincoln Bug People XXIV ........... 10 Department of Entomology In Past Years XLVI ......... 11 [email protected] Guatemala Scarabs IV ... 20 BACK ISSUES Available At These Sites: Coleopterists Society www.coleopsoc.org/de- fault.asp?Action=Show_ Resources&ID=Scarabs University of Nebraska A large population of the general public in Japan enjoys collecting and www-museum.unl.edu/ rearing insects. Children are exposed to insects at early ages because their research/entomology/ parents are interested in insects. My son went on his first collecting trip Scarabs-Newsletter.htm on a cool day in March in Nebraska when he was four months old. EDITORS I am from Shizuoka, Japan. I am currently pursuing my Ph.D in En- Rich Cunningham tomology at the University of Nebraska-Lincoln and studying biology [email protected] and applied ecology of insets in cropping systems. Among many insect Olivier Décobert taxa I am interested in, dynastines and lucanids are my favorite groups. [email protected] I have enjoyed collecting and rearing these beetles throughout my life. Barney Streit I began collecting beetles with my parents and grandparents when barneystreit@hotmail. com I was two years old. When I was about six, I learned to successfully rear some Japanese species. Since I came to the United States, I have been enjoying working with American species. -
Homeowner Guide to Scorpions and Their Relatives
HOMEOWNER Guide to by Edward John Bechinski, Dennis J. Schotzko, and Craig R. Baird CIS 1168 Scorpions and their relatives “Arachnid” is the scientific classification category for all eight-legged relatives of insects. Spiders are the biggest group of arachnids, with nearly 3800 species known from the U.S and Canada. But the arachnid category includes other types of eight-legged creatures that sometime cause concern. Some of Idaho’s non-spider arachnids – such as scorpions -- pose potential threats to human health. Two related non-spider arachnids – sun scorpions and pseudoscorpions – look fearsome but are entirely harmless. This publication will help you identify these three groups and understand the threats they pose. All three of these groups almost always are seen as lone individuals that do not require any control. Scorpions IDENTIFICATION AND BIOLOGY FLUORESCENT SCORPIONS Scorpions are easily identified by their claw-like pincers at the The bodies of some scorpions – normally pale tan to darker red-brown – front of the head and their thin, many-segmented abdomen that glow yellow-green when exposed to ultraviolet light. Even fossils millions ends in an enlarged bulb with a curved sting at the tip (figure 1). of years old fluoresce under ultraviolet light. Sun spiders similarly glow yel- Five species ranging in size from 2 to 7 inches long occur in low-green under UV light. Idaho. Scorpions primarily occur in the sagebrush desert of the southern half of Idaho, but one species – the northern scorpion (Paruroctonus boreus)– occurs as far north as Lewiston, along the Snake River canyon of north-central Idaho. -
CISEC, the Insect Collection of Southern Ecuador by Aura Paucar-Cabrera1, 2, Diego Marín-Armijos1, Carlos Zaragoza1, Alberto Castro1 and Diana S
SCARABS ad ta ha sp gi ai lt xh ky je uj dy Occasional Issue Number 75 Print ISSN 1937-8343 Online ISSN 1937-8351 September, 2014 Regional Variation of Dorcus titanus cas- WITHIN THIS ISSUE tanicolor (Motschulsky, 1861) (Coleop- Variation of Dorcus tita- nus castanicolor in South tera: Lucanidae) in Northern and Southern Korea ................................... 1 South Korea CISEC, the Insect Collec- tion of Southern Ecuador 7 by Jin Kim Insect Columnist & Species (insects) Identification Committee of BRIC The Scarab Collections Author of the Insect Book The First Encounter Insect Story at the Muséum d’Histoire Staff of Insects Exhibition Hall [Papillon Hall] in Yeosu City, S. Jeolla, South Korea Naturelle in Geneva, Swit- [email protected] zerland .............................. 12 http://blog.daum.net/titanusraiser European Congress of Dorcus titanus castanicolor is the largest and most aggressive species Entomology 2014 ........... 16 among the 17 species of Lucanidae in South Korea. Many amateur en- Jonathan Lai Book ......... 18 thusiasts rear the species due to easy rearing. Dorcus titanus castanicolor is distributed in Korea and Japan, and all the other subspecies of Dorcus titanus can be found throughout southeastern Asia. The subspecies in Korea is larger than the one found in Japan. BACK ISSUES Available At These Sites: Coleopterists Society www.coleopsoc.org/de- fault.asp?Action=Show_ Resources&ID=Scarabs University of Nebraska www-museum.unl.edu/ research/entomology/ Scarabs-Newsletter.htm EDITORS Rich Cunningham [email protected] Olivier Décobert [email protected] Photo 1: Dorcus titanus castanicolor (KOREA: S. Jeolla, Barney Streit Yeongam). barneystreit@hotmail. com However, there are morphological variations among the subspecies found in Korea. -
Marvellous Monsters Fact File
MARVELLOUS MONSTERS FACT FILE Inside this booklet, you will find some monstrous facts and information about the marvellous mini-beasts you can see at Longleat this year. BEETLES Coleoptera Beetles make up the largest group of insects with at least 350,000 known species across the world and make up around a quarter of all know species on the planet! They include some beetles well-known to us such as the ladybird and in the UK, we have at least 4000 different species. • Beetles have a distinct lifecycle and can spend several years as larvae before emerging as an adult. • Beetles have an elytra which is a pair of modified wings that have hardened to form a wing case, thus beetles fly with one pair of wings. • Beetles play a number of ecological roles. They can be detritivores, recycling nutrients such as plant materials, corpses and dung. They can act as pollinators and predators to pest species. They have been revered such as the sacred scarab beetle by ancient Egyptians and loathed as pests such as the death watch beetle. They are a fascinating and diverse group of animals and well worth exploring in more detail. BEETLES HERCULES BEETLE Dynastes hercules Classification Phylum - Arthropoda Class - Insecta Order - Coleoptera Location Southern USA, Mexico, Bolivia Size Up to 180mm long Where are they found? Understorey and forest floor amongst leaves, rotting wood and fruit Diet They are detritivores, so they eat dead and rotting fruit that has fallen to the ground. This is one of the largest beetles in the world. The male is easy to identify with one long horn coming from the thorax and one from the head. -
Tarantulas and Social Spiders
Tarantulas and Social Spiders: A Tale of Sex and Silk by Jonathan Bull BSc (Hons) MSc ICL Thesis Presented to the Institute of Biology of The University of Nottingham in Partial Fulfilment of the Requirements for the Degree of Doctor of Philosophy The University of Nottingham May 2012 DEDICATION To my parents… …because they both said to dedicate it to the other… I dedicate it to both ii ACKNOWLEDGEMENTS First and foremost I would like to thank my supervisor Dr Sara Goodacre for her guidance and support. I am also hugely endebted to Dr Keith Spriggs who became my mentor in the field of RNA and without whom my understanding of the field would have been but a fraction of what it is now. Particular thanks go to Professor John Brookfield, an expert in the field of biological statistics and data retrieval. Likewise with Dr Susan Liddell for her proteomics assistance, a truly remarkable individual on par with Professor Brookfield in being able to simplify even the most complex techniques and analyses. Finally, I would really like to thank Janet Beccaloni for her time and resources at the Natural History Museum, London, permitting me access to the collections therein; ten years on and still a delight. Finally, amongst the greats, Alexander ‘Sasha’ Kondrashov… a true inspiration. I would also like to express my gratitude to those who, although may not have directly contributed, should not be forgotten due to their continued assistance and considerate nature: Dr Chris Wade (five straight hours of help was not uncommon!), Sue Buxton (direct to my bench creepy crawlies), Sheila Keeble (ventures and cleans where others dare not), Alice Young (read/checked my thesis and overcame her arachnophobia!) and all those in the Centre for Biomolecular Sciences. -
January 2015 • Vol
Published by the American Physiological Society – Integrating the Life Sciences from Molecule to Organism THEPHYSIOLOGIST January 2015 • Vol. 58/No. 1 A Matter of Opinion from the President What Does Peer Review Need? Research funding decisions require a strong peer review process. After all, who but the experts can identify the Guyton Educator of the Year Award most promising science? At the same time, complaining about peer review Herbert F. Janssen has always been one of scientists’ favorite pastimes. Although these complaints are not new, I believe our The humble gratitude I feel as recipient of current peer review system for grants is the Guyton Educator of the Year Award facing serious challenges. necessitates that I acknowledge my friend and colleague David Osborne for the nomination, Full Participation the colleagues and students who supported A major problem is that too few the nomination, and the numerous students senior, experienced reviewers choose who, over the years, helped develop my to serve on peer review panels. It is teaching style and philosophy of education. easy to blame the difficult funding I must also thank the American Physiological Society, the APS Selection Committee, and Continued on page 13 Herbert F. Janssen Elsevier for recognizing the importance of educators in APS. THIS ISSUE: Over a century ago, the Flexner Report concluded that didactic lectures 3 Success in Research at an were hopelessly antiquated and belonged to an age of accepted Undergraduate Institution dogma, “when the professor ‘knew’ and the students ‘learned’” (1). Abraham Flexner encouraged medical educators to provide students 17 Nebraska Physiological the opportunity to learn rather than be taught.