Schistocerca Piceifrons Piceifrons Walker Langosta Centroamericana
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To Be Or Not to Be a Locust? a Comparative Analysis of Behavioral Phase Change in Nymphs of Schistocerca Americana and S
University of Nebraska - Lincoln DigitalCommons@University of Nebraska - Lincoln U.S. Department of Agriculture: Agricultural Publications from USDA-ARS / UNL Faculty Research Service, Lincoln, Nebraska 2003 To be or not to be a locust? A comparative analysis of behavioral phase change in nymphs of Schistocerca americana and S. gregaria Gregory A. Sword United States Department of Agriculture Follow this and additional works at: https://digitalcommons.unl.edu/usdaarsfacpub Part of the Agricultural Science Commons Sword, Gregory A., "To be or not to be a locust? A comparative analysis of behavioral phase change in nymphs of Schistocerca americana and S. gregaria" (2003). Publications from USDA-ARS / UNL Faculty. 381. https://digitalcommons.unl.edu/usdaarsfacpub/381 This Article is brought to you for free and open access by the U.S. Department of Agriculture: Agricultural Research Service, Lincoln, Nebraska at DigitalCommons@University of Nebraska - Lincoln. It has been accepted for inclusion in Publications from USDA-ARS / UNL Faculty by an authorized administrator of DigitalCommons@University of Nebraska - Lincoln. Journal of Insect Physiology 49 (2003) 709–717 www.elsevier.com/locate/jinsphys To be or not to be a locust? A comparative analysis of behavioral phase change in nymphs of Schistocerca americana and S. gregaria Gregory A. Sword ∗ United States Department of Agriculture, Agricultural Research Service, 1500 N. Central Avenue, Sidney, MT 59270, USA Received 4 December 2002; received in revised form 28 March 2003; accepted 2 April 2003 Abstract Phenotypic plasticity in behavior induced by high rearing density is often part of a migratory syndrome in insects called phase polyphen- ism. Among locust species, swarming and the expression of phase polyphenism are highly correlated. -
Diet-Based Sodium Regulation in Sixth-Instar Grasshoppers, Schistocerca Americana (Drury) (Orthoptera: Acrididae)
Diet-based Sodium Regulation in Sixth-Instar Grasshoppers, Schistocerca americana (Drury) (Orthoptera: Acrididae) Shelby Kerrin Kilpatrick and Spencer T. Behmer Texas A&M University, Department of Entomology Edited by Benjamin Rigby and Shelby Kerrin Kilpatrick Abstract: This study analyzed sodium intake by Schistocerca americana (Drury) (Orthoptera: Acrididae) grasshoppers using three different seedling wheatgrass based diet treatments to simulate a natural food source. Sodium is a key nutrient for grasshopper cells, nerves, and reproduction. Grasshoppers acquire sodium from plants that they consume. However, it is unclear if grasshoppers self-regulate their sodium intake. Additionally, if grasshoppers self-regulate their sodium intake, the extent to which they do is uncertain. Newly molted sixth-instar grasshoppers were fed one of three diets in which the level of sodium that they had access to was varied. The S. americana grasshoppers consumed significantly less of the 0.5 M added sodium only diet when presented with an option to choose between this diet and a no-sodium-added diet (t = 9.6026, df = 7, P < 0.0001). Grasshoppers in the 0.5 M added sodium only treatment consumed a significantly lower amount of food (P < 0.0001) and gained a significantly lower mean mass (P < 0.0001), compared to the grasshoppers in the no-sodium-added only treatment. Our results generally correlated with previous studies on Locusta migratoria (L.) (Orthoptera: Acrididae), and information about the ecological tolerances and nutritional requirements of grasshoppers. Our data suggests that S. americana grasshoppers are capable of self-regulating their sodium intake. Additionally, we show that high concentrations of sodium in grasshopper diets have a negative effect on body mass. -
Papahānaumokuākea Marine National Monument Natural Resources Science Plan Draft
PAPAHĀNAUMOKUĀKEA MARINE NATIONAL MONUMENT NATURAL RESOURCES SCIENCE PLAN DRAFT Draft Monument Science Plan Contents 1.0 INTRODUCTION .............................................................................................................. 1 1.1 Overview of the Monument............................................................................................ 2 1.2 Purpose and Scope of the Plan........................................................................................ 3 1.3 Stakeholders.................................................................................................................... 3 2.0 SUMMARY OF PLANNING PROCESS.......................................................................... 5 2.1 Development of a Research and Monitoring Framework for the Monument................. 5 2.2 Public Review and Comment.......................................................................................... 6 2.3 Profiling Ongoing and Potential New Research and Monitoring Projects ..................... 7 2.4 Identification of Research and Monitoring Gaps and Needs.......................................... 8 2.5 Prioritization of Research and Monitoring Activities..................................................... 8 3.0 RESEARCH THEMES AND FOCUS AREAS............................................................... 12 3.1 Habitats and Biodiversity.............................................................................................. 13 3.1.1 Habitats ................................................................................................................ -
A Time-Course Analysis of Behavioral Plasticity and Differential Gene Expression Patterns in Response to Density in Schistocerca Americana (Orthoptera: Acrididae)
University of Central Florida STARS Electronic Theses and Dissertations, 2004-2019 2014 A Time-Course Analysis of Behavioral Plasticity and Differential Gene Expression Patterns in Response to Density in Schistocerca americana (Orthoptera: Acrididae) Steven Gotham University of Central Florida Part of the Biology Commons Find similar works at: https://stars.library.ucf.edu/etd University of Central Florida Libraries http://library.ucf.edu This Doctoral Dissertation (Open Access) is brought to you for free and open access by STARS. It has been accepted for inclusion in Electronic Theses and Dissertations, 2004-2019 by an authorized administrator of STARS. For more information, please contact [email protected]. STARS Citation Gotham, Steven, "A Time-Course Analysis of Behavioral Plasticity and Differential Gene Expression Patterns in Response to Density in Schistocerca americana (Orthoptera: Acrididae)" (2014). Electronic Theses and Dissertations, 2004-2019. 1216. https://stars.library.ucf.edu/etd/1216 A TIME-COURSE ANALYSIS OF BEHAVIORAL PLASTICITY AND DIFFERENTIAL GENE EXPRESSION PATTERNS IN RESPONSE TO DENSITY IN SCHISTOCERCA AMERICANA (ORTHOPTERA: ACRIDIDAE) by STEVEN GOTHAM JR B.S. University of Central Florida, 2012 A thesis submitted in partial fulfillment of the requirements for the degree of Master of Science in the Department of Biology in the College of Sciences at the University of Central Florida Orlando, Florida Fall Term 2014 © 2014 Steven E. Gotham ii ABSTRACT Phenotypic plasticity is the ability of the genotype to express alternative phenotypes in response to different environmental conditions and this is considered to be an adaptation in which a species can survive and persist in a rapidly changing environment. -
John Lowell Capinera
JOHN LOWELL CAPINERA EDUCATION: Ph.D. (entomology) University of Massachusetts, 1976 M.S. (entomology) University of Massachusetts, 1974 B.A. (biology) Southern Connecticut State University, 1970 EXPERIENCE: 2015- present, Emeritus Professor, Department of Entomology and Nematology, University of Florida. 1987-2015, Professor and Chairman, Department of Entomology and Nematology, University of Florida. 1985-1987, Professor and Head, Department of Entomology, Colorado State University. 1981-1985, Associate Professor, Department of Zoology and Entomology, Colorado State University. 1976-1981, Assistant Professor, Department of Zoology and Entomology, Colorado State University. RESEARCH INTERESTS Grasshopper biology, ecology, distribution, identification and management Vegetable insects: ecology and management Terrestrial molluscs (slugs and snails): identification, ecology, and management RECOGNITIONS Florida Entomological Society Distinguished Achievement Award in Extension (1998). Florida Entomological Society Entomologist of the Year Award (1998). Gamma Sigma Delta (The Honor Society of Agriculture) Distinguished Leadership Award of Merit (1999). Elected Fellow of the Entomological Society of America (1999). Elected president of the Florida Entomological Society (2001-2002; served as vice president and secretary in previous years). “Handbook of Vegetable Pests,” authored by J.L. Capinera, named an ”Outstanding Academic Title for 2001” by Choice Magazine, a reviewer of publications for university and research libraries. “Award of Recognition” by the Entomological Society of America Formal Vegetable Insect Conference for publication of Handbook of Vegetable Pests (2002) “Encyclopedia of Entomology” was awarded Best Reference by the New York Public Library (2004), and an Outstanding Academic Title by CHOICE (2003). “Field Guide to Grasshoppers, Katydids, and Crickets of the United States” co-authored by J.L. Capinera received “Starred Review” book review in 2005 from Library Journal, a reviewer of library materials. -
Quantitative Staging of Embryonic Development of the Grasshopper, Schistocerca Nitens
J. Embryol. exp. Morph. Vol. 54, pp. 47-74, 1979 47 Printed in Great Britain © Company of Biologists Limited 1979 Quantitative staging of embryonic development of the grasshopper, Schistocerca nitens By DAVID BENTLEY,1 HAIG KESHISHIAN, MARTIN SHANKLAND AND ALMA TOROIAN-RAYMOND From the Department of Zoology, University of California, Berkeley SUMMARY During development of the grasshopper embryo, it is feasible to examine the structure, pharmacology, and physiology of uniquely identified cells. These experiments require a fast, accurate staging system suitable for live embryos. We present a system comprising (1) subdivision of embryogenesis into equal periods, (2) expression of stage in percent of complete embryogenesis time, (3) characterization of stages by light micrographs (and descriptive text), and (4) illustration of stages at the egg, embryo, and limb levels of resolution. Advantages of a percent-system include communicability, flexibility in temporal resolution, accurate assignment of elapsed time in developmental processes, and uniform coverage of the period of embryogenesis. The stages described are at 5 % intervals with an estimated error of ± 1 %. INTRODUCTION Recently it has become possible to investigate the physiology, pharmacology, and morphology of single, identified neurons, neuroblasts and other cell types during embryogenesis in grasshoppers (Bate, 197'6 a, b; Spitzer, 1979; Goodman & Spitzer, 1979; Goodman, O'Shea, McCaman & Spitzer, 1979; Bentley & Toroian-Raymond, 1979). The paucity of preparations in which these approaches are feasible has made grasshopper embryogenesis particularly attractive for analysing many problems in developmental neurobiology and developmental biology in general. To accurately characterize the time course of developmental events, it is necessary to have a precise, rapid staging system, applicable to unstained, living material and covering the entire period of embryogenesis. -
Caracterização Cariotípica Dos Gafanhotos Ommexecha Virens E Descampsacris Serrulatum (Orthoptera-Ommexechidae)
UNIVERSIDADE FEDERAL DE PERNAMBUCO-UFPE CENTRO DE CIÊNCIAS BIOLÓGICAS – CCB PROGRAMA DE PÓS – GRADUAÇÃO EM CIÊNCIAS BIOLÓGICAS –PPGCB MESTRADO Caracterização cariotípica dos gafanhotos Ommexecha virens e Descampsacris serrulatum (Orthoptera-Ommexechidae) DANIELLE BRANDÃO DE CARVALHO Recife, 2008 DANIELLE BRANDÃO DE CARVALHO Caracterização cariotípica dos gafanhotos Ommexecha virens e Descampsacris serrulatum (Orthoptera-Ommexechidae) Dissertação apresentada ao Programa de Pós-Graduação em Ciências Biológicas da Universidade Federal de Pernambuco, UFPE, como requisito para a obtenção do título de Mestre em Ciências Biológicas. Mestranda: Danielle Brandão de Carvalho Orientador(a): Drª Maria José de Souza Lopes Co-orientador(a): Drª Marília de França Rocha Recife, 2008 Carvalho, Danielle Brandão de Caracterização cariotípica dos gafanhotos Ommmexeche virens e Descampsacris serrulatum (Orthoptera ommexechidae). / Danielle Brandão de Carvalho. – Recife: A Autora, 2008. vi; 74 fls. .: il. Dissertação (Mestrado em Ciências Biológicas) – UFPE. CCB 1. Gafanhotos 2. Orthoptera 3. Taxonomia I.Título 595.727 CDU (2ª. Ed.) UFPE 595.726 CDD (22ª. Ed.) CCB – 2008 –077 Caracterização cariotípica dos gafanhotos Ommexecha virens e Descampsacris serrulatum (Orthoptera-Ommexechidae) Mestranda: Danielle Brandão de Carvalho Orientador(a): Drª Maria José de Souza Lopes Co-orientador(a): Drª Marília de França Rocha Comissão Examinadora • Membros Titulares Aos idosos mais lindos e amados, meus pais Josivaldo e Bernadete e minha avó materna Anizia (in memorian) As professoras Maria José de Souza Lopes e Marília de França Rocha. SUMÁRIO AGRADECIMENTOS i LISTA DE FIGURAS iii LISTA DE TABELAS iv LISTA DE ABREVIATURAS v RESUMO vi I. INTRODUÇÃO 12 II. OBJETIVO GERAL 13 II.1. OBJETIVOS ESPECÍFICOS 13 III. REVISÃO DA LITERATURA 14 III.1. -
An. Soc. Entomol. Brasil 28(2) 359
Junho, 1999 An. Soc. Entomol. Brasil 28(2) 359 SCIENTIFIC NOTE Infectivity of Metarhizium flavoviride Gams & Rozsypal (Deuteromycotina: Hyphomycetes) Against the Grasshopper Schistocerca pallens (Thunberg) (Orthoptera: Acrididae) in the Laboratory SOLANGE XAVIER-SANTOS1,3, BONIFÁCIO P. M AGALHÃES1 AND ELZA A. LUNA-ALVES LIMA2 1EMBRAPA-CENARGEN, Caixa postal 02372, 70849-970, Brasília, DF. 2Universidade Federal de Pernambuco, Av. Arthur de Sá, S/N, 50740, Recife, PE. 3Corresponding author. An. Soc. Entomol. Brasil 28(2): 359-363 (1999) Infectividade de Metarhizium flavoviride Gams & Rozsypal (Deuteromycotina: Hyphomycetes) ao Gafanhoto Schistocerca pallens (Thunberg) (Orthoptera: Acrididae) em Laboratório RESUMO - O gafanhoto Schistocerca pallens (Thunberg) (Orthoptera: Acrididae) tem causado prejuízos em diversas culturas no Brasil e seu controle tem sido à base de inseticidas químicos, o que, freqüentemente, resulta em efeitos indesejáveis, trazendo sérios prejuízos ambientais e econômicos. O fungo entomopatogênico Metarhizium flavoviride (Gams & Rozsypal), candidato potencial ao controle de acridídeos em vários países, foi isolado de S. pallens no Nordeste do Brasil. Desde então, o patógeno tem sido estudado visando ao seu desenvolvimento como bioinseticida contra Rhammatocerus schistocercoides (Rehn), S. pallens e Stiphra robusta Mello-Leitão, que são os principais gafanhotos-praga do Brasil. Em testes realizados em condições de laboratório, aplicações tópicas de M. flavoviride (isolado CG 423), formulado em suspensão oleosa com diferentes concentrações de conídios (9.000 – 21.000 conídios/ inseto), causaram elevada mortalidade (≥ 86%) em adultos de S. pallens. Não houve mortalidade no grupo testemunha. Dentre as doses de conídios utilizadas, não houve diferença significativa quanto ao tempo médio de sobrevivência dos insetos (6,2 a 6,9 dias). Esses resultados evidenciaram que M. -
President's Message
ISSN 2372-2517 (Online), ISSN 2372-2479 (Print) METALEPTEAMETALEPTEA THE NEWSLETTER OF THE ORTHOPTERISTS’ SOCIETY TABLE OF CONTENTS President’s Message (Clicking on an article’s title will take you By DAVID HUNTER to the desired page) President [email protected] [1] PRESIDENT’S MESSAGE [2] SOCIETY NEWS ear Fellow Orthopterists! [2] Call for the 2020 Theodore J. Cohn Research Fund by M. LECOQ [2] Grants supporting the Orthoptera Species As I am writing this File by M.M. CIGLIANO from Canberra, the sky is [3] A call for manuscripts Special Issue “Locusts and Grasshoppers: Biology, Ecology and Man- filled with dense smoke agement” by A.V. LATCHININSKY D from the catastrophic [3] A call for DNA-grade specimens to recon- D sruct a comprehensive phylogeny of Ensifera fires we have had in Australia this by H. SONG fire season. Continuing drought and [4] Updates from the GLI by R. OVERSON [5] Reminder: Seeking Speakers for the 2020 weeks of unusually high temperatures ICE Symposium: “Polyneoptera for our Planet” have led to widespread fires covering by D.A. WOLLER ET AL. [5] REGIONAL REPORTS millions of hectares: as of the first [5] East Europe - North and Central Asia by week in January, 6.3 million ha have M.G. SERGEEV [6] Central & Southern Africa burnt which is just under half the area by V. COULDRIDGE of England! A catastrophic situation [8] T.J. COHN GRANT REPORTS indeed! [8] On the study of gregarine parasites in Orthoptera by J.H. MEDINA DURÁN Our society continues our support [10] Genetic diversity in populations of for research through OSF grants and Anonconotus italoaustriacus Nadig, 1987 (Insecta, Orthoptera) in North-East Italy by F. -
Surveying for Terrestrial Arthropods (Insects and Relatives) Occurring Within the Kahului Airport Environs, Maui, Hawai‘I: Synthesis Report
Surveying for Terrestrial Arthropods (Insects and Relatives) Occurring within the Kahului Airport Environs, Maui, Hawai‘i: Synthesis Report Prepared by Francis G. Howarth, David J. Preston, and Richard Pyle Honolulu, Hawaii January 2012 Surveying for Terrestrial Arthropods (Insects and Relatives) Occurring within the Kahului Airport Environs, Maui, Hawai‘i: Synthesis Report Francis G. Howarth, David J. Preston, and Richard Pyle Hawaii Biological Survey Bishop Museum Honolulu, Hawai‘i 96817 USA Prepared for EKNA Services Inc. 615 Pi‘ikoi Street, Suite 300 Honolulu, Hawai‘i 96814 and State of Hawaii, Department of Transportation, Airports Division Bishop Museum Technical Report 58 Honolulu, Hawaii January 2012 Bishop Museum Press 1525 Bernice Street Honolulu, Hawai‘i Copyright 2012 Bishop Museum All Rights Reserved Printed in the United States of America ISSN 1085-455X Contribution No. 2012 001 to the Hawaii Biological Survey COVER Adult male Hawaiian long-horned wood-borer, Plagithmysus kahului, on its host plant Chenopodium oahuense. This species is endemic to lowland Maui and was discovered during the arthropod surveys. Photograph by Forest and Kim Starr, Makawao, Maui. Used with permission. Hawaii Biological Report on Monitoring Arthropods within Kahului Airport Environs, Synthesis TABLE OF CONTENTS Table of Contents …………….......................................................……………...........……………..…..….i. Executive Summary …….....................................................…………………...........……………..…..….1 Introduction ..................................................................………………………...........……………..…..….4 -
Octubre, 2014. No. 7 Editores Celeste Mir Museo Nacional De Historia Natural “Prof
Octubre, 2014. No. 7 Editores Celeste Mir Museo Nacional de Historia Natural “Prof. Eugenio de Jesús Marcano” [email protected] Calle César Nicolás Penson, Plaza de la Cultura Juan Pablo Duarte, Carlos Suriel Santo Domingo, 10204, República Dominicana. [email protected] www.mnhn.gov.do Comité Editorial Alexander Sánchez-Ruiz BIOECO, Cuba. [email protected] Altagracia Espinosa Instituto de Investigaciones Botánicas y Zoológicas, UASD, República Dominicana. [email protected] Ángela Guerrero Escuela de Biología, UASD, República Dominicana Antonio R. Pérez-Asso MNHNSD, República Dominicana. Investigador Asociado, [email protected] Blair Hedges Dept. of Biology, Pennsylvania State University, EE.UU. [email protected] Carlos M. Rodríguez MESCyT, República Dominicana. [email protected] César M. Mateo Escuela de Biología, UASD, República Dominicana. [email protected] Christopher C. Rimmer Vermont Center for Ecostudies, EE.UU. [email protected] Daniel E. Perez-Gelabert USNM, EE.UU. Investigador Asociado, [email protected] Esteban Gutiérrez MNHNCu, Cuba. [email protected] Giraldo Alayón García MNHNCu, Cuba. [email protected] James Parham California State University, Fullerton, EE.UU. [email protected] José A. Ottenwalder Mahatma Gandhi 254, Gazcue, Sto. Dgo. República Dominicana. [email protected] José D. Hernández Martich Escuela de Biología, UASD, República Dominicana. [email protected] Julio A. Genaro MNHNSD, República Dominicana. Investigador Asociado, [email protected] Miguel Silva Fundación Naturaleza, Ambiente y Desarrollo, República Dominicana. [email protected] Nicasio Viña Dávila BIOECO, Cuba. [email protected] Ruth Bastardo Instituto de Investigaciones Botánicas y Zoológicas, UASD, República Dominicana. [email protected] Sixto J. Incháustegui Grupo Jaragua, Inc. -
Our Mark Was an Invasive Pest That Had Made a Remote Tropical Island Its Home
• Our mark was an invasive pest that had made a remote tropical island its home. But good and evil are not so easily discerned in ecological systems, even when a place looks like Eden. 14 Conservation Magazine • Vol. 9 No. 3 | July-September 2008 FEATURE By Jeffrey A. Lockwood & Alexandre V. Latchininsky CONFESSIONS HITOF AN ENTOMOLOGICAL MAN Most assassins work alone. But we’re a pair of hired guns. Between us, we have 50 years of experience making hits in dozens of coun- tries on five continents. Our partnership began 13 years ago, and since then our views of the world have slowly converged. Compared to most people, our thoughts are a bit twisted. But killing will do that. For us to take a contract, we demand two things. The mark should have it coming, and the hit has to be made without unnecessary harm to innocent bystanders. So, we want to know as much as possible about our target—things like patterns of behavior, comings and goings, favorite foods, close associates, sexual habits, number and ages of kids. We’re known for being very good at our job—fast and clean. So, when the government was looking to exter- minate a problem on the remote Hawaiian island of Nihoa, they called us. We were happy to get out of Wyoming during an April snowstorm and join some of the best in our line of work at a Honolulu beachfront hotel to plan the hit. The setup seemed rather cut and dry. Our mark was Schistocerca nitens, the gray bird grasshopper.