FAMILY Rivulidae Myers 1925
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A New Genus of Miniature Cynolebiasine from the Atlantic
64 (1): 23 – 33 © Senckenberg Gesellschaft für Naturforschung, 2014. 16.5.2014 A new genus of miniature cynolebiasine from the Atlantic Forest and alternative biogeographical explanations for seasonal killifish distribution patterns in South America (Cyprinodontiformes: Rivulidae) Wilson J. E. M. Costa Laboratório de Sistemática e Evolução de Peixes Teleósteos, Instituto de Biologia, Universidade Federal do Rio de Janeiro, Caixa Postal 68049, CEP 21944 – 970, Rio de Janeiro, Brasil; wcosta(at)acd.ufrj.br Accepted 21.ii.2014. Published online at www.senckenberg.de/vertebrate-zoology on 30.iv.2014. Abstract The analysis of 78 morphological characters for 16 species representing all the lineages of the tribe Cynopoecilini and three out-groups, indicates that the incertae sedis miniature species ‘Leptolebias’ leitaoi Cruz & Peixoto is the sister group of a clade comprising the genera Leptolebias, Campellolebias, and Cynopoecilus, consequently recognised as the only member of a new genus. Mucurilebias gen. nov. is diagnosed by seven autapomorphies: eye occupying great part of head side, low number of caudal-fin rays (21), distal portion of epural much broader than distal portion of parhypural, an oblique red bar through opercle in both sexes, isthmus bright red in males, a white stripe on the distal margin of the dorsal fin in males, and a red stripe on the distal margin of the anal fin in males.Mucurilebias leitaoi is an endangered seasonal species endemic to the Mucuri river basin. The biogeographical analysis of genera of the subfamily Cynolebiasinae using a dispersal-vicariance, event-based parsimony approach indicates that distribution of South American killifishes may be broadly shaped by dispersal events. -
Business Newsletter of the American Killifish Association
The Business Newsletter of the American Killifish Association March 2019 VOL. 58 No. 3 NEW PUBLICATIONS: Austrolebias ephemerus (Cyprinodontiformes: Rivulidae), a new annual fish from the upper Rio Paraguai basin, Brazilian Chaco. MATHEUS VIEIRA VOLCAN, FRANCISCO SEVERO-NETO. DOI: http://dx.doi.org/10.11646/ zootaxa.4560.3.6 ABSTRACT: A new species of Austrolebias belonging to the A. bellottii species group is herein described from the Brazilian Chaco, Mato Grosso do Sul state, constituting the northernmost record of the genus in Brazil, as well as the first record of this genus on the left bank of the Rio Paraguai. The new species is distinguished from all other species of the A. bellottii group by the following combination of characters: pectoral fin posterior margin reaching vertical between base of 4th and 7th anal fin rays in females, a high number of gill rakers in the first branchial arch, a lower head Austrolebias ephemerus. From the paper. width in both sexes, and a small number of neuromasts in the preopercular series. Additionally, we provide information on ecology and the conservation status of the new species. Convention Registration is OPEN! Register today for your best box-sale priority number. ====================== Photographer of the Month: Brenda Bradley (VAKC) 1 2019 A.K.A. Hello Killie Keepers BOARD OF TRUSTEES Hopefully spring is in the air for you but here in the frozen tundra we are CHAIRMAN still in the winter grip with David Hemmerlein (2017-2019) temperatures in the low teens, 4122 East Hillandale Drive however, Michiana Aquarium Kalamazoo, Michigan 49008 Society show was held the first (269) 317 6555 weekend in March and [email protected] congratulations to Rick Ivik, whose [email protected] Aphyosemion gabunense gabunense SECRETARY won Best of Show. -
Zootaxa, Description of a New Annual Rivulid Killifish Genus From
TERM OF USE This pdf is provided by Magnolia Press for private/research use. Commercial sale or deposition in a public library or website site is prohibited. Zootaxa 1734: 27–42 (2008) ISSN 1175-5326 (print edition) www.mapress.com/zootaxa/ ZOOTAXA Copyright © 2008 · Magnolia Press ISSN 1175-5334 (online edition) Description of a new annual rivulid killifish genus from Venezuela TOMAS HRBEK1, 3 & DONALD C. TAPHORN2 1University of Puerto Rico – Rio Piedras, Biology Department, San Juan, PR, Puerto Rico. E-mail: [email protected] 2Museo de Ciencias Naturales, UNELLEZ, Guanare, Estado Portuguesa 3310, Venezuela 3Corresponding author Abstract We describe a new genus to accommodate the species originally described as Rivulus stellifer Thomerson & Turner, 1973, but currently referred to the genus Rachovia Myers, 1927. Rachovia stellifer has had a complicated taxonomic his- tory and has, at various times since its description, been placed in and out of three genera: Rivulus Poey, 1860, Pituna Costa, 1989 and Rachovia. However, phylogenetic analyses using 3537 mitochondrial and nuclear characters, and 93 morphological characters indicate it is not a member of any of these genera, but place it as a deeply divergent sister spe- cies to the genus Gnatholebias Costa, 1998. In addition to molecular characters, it is distinguished from the genera Rachovia and Gnatholebias by 13 and 33 morphological character states, respectively. Key words: Rivulidae, total evidence, phylogenetic analysis, taxonomic revision Introduction In the last three decades, several phylogenetic hypotheses have been proposed for the fish order Cyprinodon- tiformes, as well as for its taxonomic subsets. Parenti (1981) presented the first cladistic analysis of the Cyp- rinodontiformes, including an analysis of phylogenetic relationships of the South American family Rivulidae. -
Water Diversion in Brazil Threatens Biodiversit
See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/332470352 Water diversion in Brazil threatens biodiversity Article in AMBIO A Journal of the Human Environment · April 2019 DOI: 10.1007/s13280-019-01189-8 CITATIONS READS 0 992 12 authors, including: Vanessa Daga Valter Monteiro de Azevedo-Santos Universidade Federal do Paraná 34 PUBLICATIONS 374 CITATIONS 17 PUBLICATIONS 248 CITATIONS SEE PROFILE SEE PROFILE Fernando Pelicice Philip Fearnside Universidade Federal de Tocantins Instituto Nacional de Pesquisas da Amazônia 68 PUBLICATIONS 2,890 CITATIONS 612 PUBLICATIONS 20,906 CITATIONS SEE PROFILE SEE PROFILE Some of the authors of this publication are also working on these related projects: Freshwater microscrustaceans from continental Ecuador and Galápagos Islands: Integrative taxonomy and ecology View project Conservation policy View project All content following this page was uploaded by Philip Fearnside on 11 May 2019. The user has requested enhancement of the downloaded file. The text that follows is a PREPRINT. O texto que segue é um PREPRINT. Please cite as: Favor citar como: Daga, Vanessa S.; Valter M. Azevedo- Santos, Fernando M. Pelicice, Philip M. Fearnside, Gilmar Perbiche-Neves, Lucas R. P. Paschoal, Daniel C. Cavallari, José Erickson, Ana M. C. Ruocco, Igor Oliveira, André A. Padial & Jean R. S. Vitule. 2019. Water diversion in Brazil threatens biodiversity: Potential problems and alternatives. Ambio https://doi.org/10.1007/s13280-019- 01189-8 . (online version published 27 April 2019) ISSN: 0044-7447 (print version) ISSN: 1654-7209 (electronic version) Copyright: Royal Swedish Academy of Sciences & Springer Science+Business Media B.V. -
Deterministic Shifts in Molecular Evolution Correlate with Convergence to Annualism in Killifishes
bioRxiv preprint doi: https://doi.org/10.1101/2021.08.09.455723; this version posted August 10, 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. Deterministic shifts in molecular evolution correlate with convergence to annualism in killifishes Andrew W. Thompson1,2, Amanda C. Black3, Yu Huang4,5,6 Qiong Shi4,5 Andrew I. Furness7, Ingo, Braasch1,2, Federico G. Hoffmann3, and Guillermo Ortí6 1Department of Integrative Biology, Michigan State University, East Lansing, Michigan 48823, USA. 2Ecology, Evolution & Behavior Program, Michigan State University, East Lansing, MI, USA. 3Department of Biochemistry, Molecular Biology, Entomology, & Plant Pathology, Mississippi State University, Starkville, MS 39759, USA. 4Shenzhen Key Lab of Marine Genomics, Guangdong Provincial Key Lab of Molecular Breeding in Marine Economic Animals, BGI Marine, Shenzhen 518083, China. 5BGI Education Center, University of Chinese Academy of Sciences, Shenzhen 518083, China. 6Department of Biological Sciences, The George Washington University, Washington, DC 20052, USA. 7Department of Biological and Marine Sciences, University of Hull, UK. Corresponding author: Andrew W. Thompson, [email protected] bioRxiv preprint doi: https://doi.org/10.1101/2021.08.09.455723; this version posted August 10, 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. Abstract: The repeated evolution of novel life histories correlating with ecological variables offer opportunities to test scenarios of convergence and determinism in genetic, developmental, and metabolic features. Here we leverage the diversity of aplocheiloid killifishes, a clade of teleost fishes that contains over 750 species on three continents. -
Unrecognized Biodiversity in a World's Hotspot: Three New Species Of
Creative Commons Attribution 4.0 licence (CC-BY); original download https://pensoft.net/journals Zoosyst. Evol. 94 (2) 2018, 263–280 | DOI 10.3897/zse.94.24406 Unrecognized biodiversity in a world’s hotspot: three new species of Melanorivulus (Cyprinodontiformes: Rivulidae) from tributaries of the right bank of the Rio Paraná basin, Brazilian Cerrado Matheus V. Volcan1, Francisco Severo-Neto2,3, Luis Esteban K. Lanés1,4 1 Instituto Pró-Pampa (IPPampa), Laboratório de Ictiologia. Rua Uruguay, 1242, Bairro Centro, CEP 96010-630, Pelotas, Rio Grande do Sul, Brasil 2 Universidade Federal de Mato Grosso do Sul, Centro de Biociências, Cidade Universitária, CEP 79070-700, Campo Grande, MS, Brasil 3 Instituto de Biociências, Letras e Ciências Exatas, Departamento de Zoologia e Botânica, Laboratório de Ictiologia, Universidade Estadual Paulista “Júlio de Mesquita Filho” (UNESP), Rua Cristóvão Colombo, 2265, Jardim Nazareth, CEP15054-000, São José do Rio Preto, SP, Brasil 4 Pontifícia Universidade Católica do Rio Grande do Sul (PUCRS), Programa de Pós-Graduação em Zoologia, Laboratório de Fisiologia da Conservação. Avenida Ipiranga, 6681 Pd.12, Bloco C, Sala 250 CP. 1429, CEP 90619–900, Porto Alegre, RS, Brasil http://zoobank.org/BCA6F985-BE53-47C5-B64D-005DA0DD69BE Corresponding author: Matheus V. Volcan ([email protected]) Abstract Received 12 February 2018 The genus Melanorivulus presents a wide geographical distribution in the Neotropical re- Accepted 6 April 2018 gion. Among Melanorivulus, the M. pictus species group has currently 18 species distrib- Published 18 April 2018 uted in the Brazilian Cerrado, mainly in the upper Rio Paraná basin, with some species occurrences in the upper Rio Araguaia and Tocantins. -
Endangered Species
FEATURE: ENDANGERED SPECIES Conservation Status of Imperiled North American Freshwater and Diadromous Fishes ABSTRACT: This is the third compilation of imperiled (i.e., endangered, threatened, vulnerable) plus extinct freshwater and diadromous fishes of North America prepared by the American Fisheries Society’s Endangered Species Committee. Since the last revision in 1989, imperilment of inland fishes has increased substantially. This list includes 700 extant taxa representing 133 genera and 36 families, a 92% increase over the 364 listed in 1989. The increase reflects the addition of distinct populations, previously non-imperiled fishes, and recently described or discovered taxa. Approximately 39% of described fish species of the continent are imperiled. There are 230 vulnerable, 190 threatened, and 280 endangered extant taxa, and 61 taxa presumed extinct or extirpated from nature. Of those that were imperiled in 1989, most (89%) are the same or worse in conservation status; only 6% have improved in status, and 5% were delisted for various reasons. Habitat degradation and nonindigenous species are the main threats to at-risk fishes, many of which are restricted to small ranges. Documenting the diversity and status of rare fishes is a critical step in identifying and implementing appropriate actions necessary for their protection and management. Howard L. Jelks, Frank McCormick, Stephen J. Walsh, Joseph S. Nelson, Noel M. Burkhead, Steven P. Platania, Salvador Contreras-Balderas, Brady A. Porter, Edmundo Díaz-Pardo, Claude B. Renaud, Dean A. Hendrickson, Juan Jacobo Schmitter-Soto, John Lyons, Eric B. Taylor, and Nicholas E. Mandrak, Melvin L. Warren, Jr. Jelks, Walsh, and Burkhead are research McCormick is a biologist with the biologists with the U.S. -
2010 by Lee Harper, 2011-2018 Compiled by R. Mccabe .Xls
JAKA INDEX 1962- 2010 by Lee Harper, 2011-2018 compiled by R. McCabe .xls First Last Document Volume Issue Year Date Title Author Page Page Killie Notes 1 1 1962 3 4 February-62 A Chartered Flight Albert J. Klee Killie Notes 1 1 1962 5 5 February-62 Ballot Tabulation Killie Notes 1 1 1962 6 6 February-62 A Message from the Board of Trustees Albert J. Klee Killie Notes 1 1 1962 7 7 February-62 Why Not Panchax Albert J. Klee Killie Notes 1 1 1962 8 10 February-62 Remarks on the Identification of Three Aphyosemions Albert J. Klee Killie Notes 1 1 1962 11 11 February-62 Flash... Just in from New York City Killie Notes 1 1 1962 12 12 February-62 Help for Beginning Killie fanciers Killie Notes 1 1 1962 12 12 February-62 A few remarks on sending eggs Killie Notes 1 1 1962 12 12 February-62 Egg listings start in March Killie Notes 1 1 1962 13 13 February-62 Let's support the AKA Killie Notes 1 1 1962 13 13 February-62 Our new Roster Killie Notes 1 1 1962 13 14 February-62 Editorially speaking Killie Notes 1 1 1962 14 15 February-62 George Maier addresses Chicago Group Killie Notes 1 1 1962 15 15 February-62 Wamted for research Purposes -Cubanichthys cubanensis Neal R. Foster Killie Notes 1 2 1962 3 4 March-62 Report from your Board of Trustees Albert J. Klee Killie Notes 1 2 1962 5 7 March-62 The Egg Bank (N. -
Species Limits and DNA Barcodes in Nematolebias, a Genus of Seasonal
225 Ichthyol. Explor. Freshwaters, Vol. 24, No. 3, pp. 225-236, 3 figs., 2 tabs., March 2014 © 2014 by Verlag Dr. Friedrich Pfeil, München, Germany – ISSN 0936-9902 Species limits and DNA barcodes in Nematolebias, a genus of seasonal killifishes threatened with extinction from the Atlantic Forest of south-eastern Brazil, with description of a new species (Teleostei: Rivulidae) Wilson J. E. M. Costa*, Pedro F. Amorim* and Giulia N. Aranha* Nematolebias, a genus of killifishes uniquely living in temporary pools of south-eastern Brazil, contains two nominal species, N. whitei, a popular aquarium fish, and N. papilliferus, both threatened with extinction and pres- ently distinguishable by male colour patterns. Species limits previously established on the basis of morphological characters were tested using mt-DNA sequences comprising fragments of the mitochondrial genes cytochrome b and cytochrome c oxidase I, taken from 23 specimens representing six populations along the whole geograph- ical distribution of the genus. The analysis supports the recognition of a third species, N. catimbau, new species, from the Saquarema lagoon basin, as an exclusive lineage sister to N. papilliferus, from the Maricá lagoon basin, and N. whitei, from the area encompassing the Araruama lagoon and lower São João river basins, as a basal line- age. The new species is distinguished from congeners by the colour pattern and the relative position of pelvic-fin base, besides 11 unique nucleotide substitutions. The distribution pattern derived from sister taxa inhabiting the Saquarema and Maricá basins is corroborated by a clade of the seasonal genus Notho lebias, suggesting a common biogeographical history for the two genera. -
Monophyly and Taxonomy of the Neotropical Seasonal Killifish Genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the Description of a New Genus
Zoological Journal of the Linnean Society, 2008, 153, 147–160. With 11 figures Monophyly and taxonomy of the Neotropical seasonal killifish genus Leptolebias (Teleostei: Aplocheiloidei: Rivulidae), with the description of a new genus WILSON J. E. M. COSTA* Downloaded from https://academic.oup.com/zoolinnean/article/153/1/147/2606377 by guest on 23 November 2020 Laboratório de Ictiologia Geral e Aplicada, Departamento de Zoologia, Universidade Federal do Rio de Janeiro, Caixa Postal 68049, CEP 21944-970, Rio de Janeiro, Brazil Received 30 March 2007; accepted for publication 4 July 2007 A phylogenetic analysis based on morphological characters indicates that Leptolebias Myers, 1952, a genus of small killifishes highly threatened with extinction, from Brazil, is paraphyletic. As a consequence, Leptolebias is restricted in this study to a well-supported clade that includes Leptolebias marmoratus (Ladiges, 1934), Leptolebias splendens (Myers, 1942), Leptolebias opalescens (Myers, 1942), and Leptolebias citrinipinnis (Costa, Lacerda & Tanizaki, 1988), from the coastal plains of Rio de Janeiro, and Leptolebias aureoguttatus (Cruz, 1974) (herein redescribed, and for which a lectotype is designated) and Leptolebias itanhaensis sp. nov., from the coastal plains of São Paulo and Paraná, in southern Brazil. Leptolebias is diagnosed by three synapomorphies: a caudal fin that is longer than deep, a single anterior supraorbital neuromast, and dark pigmentation that does not extend to the distal portion of the dorsal fin in males. A key is provided for the identification of species of Leptolebias. Three species formerly placed in Leptolebias, Leptolebias minimus (Myers, 1942), Leptolebias fractifasciatus (Costa, 1988), and Leptolebias cruzi (Costa, 1988), are transferred to Notholebias gen. -
The Neotropical Genus Austrolebias: an Emerging Model of Annual Killifishes Nibia Berois1, Maria J
lopmen ve ta e l B D io & l l o l g e y C Cell & Developmental Biology Berois, et al., Cell Dev Biol 2014, 3:2 ISSN: 2168-9296 DOI: 10.4172/2168-9296.1000136 Review Article Open Access The Neotropical Genus Austrolebias: An Emerging Model of Annual Killifishes Nibia Berois1, Maria J. Arezo1 and Rafael O. de Sá2* 1Departamento de Biologia Celular y Molecular, Facultad de Ciencias, Universidad de la República, Montevideo, Uruguay 2Department of Biology, University of Richmond, Richmond, Virginia, USA *Corresponding author: Rafael O. de Sá, Department of Biology, University of Richmond, Richmond, Virginia, USA, Tel: 804-2898542; Fax: 804-289-8233; E-mail: [email protected] Rec date: Apr 17, 2014; Acc date: May 24, 2014; Pub date: May 27, 2014 Copyright: © 2014 Rafael O. de Sá, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Abstract Annual fishes are found in both Africa and South America occupying ephemeral ponds that dried seasonally. Neotropical annual fishes are members of the family Rivulidae that consist of both annual and non-annual fishes. Annual species are characterized by a prolonged embryonic development and a relatively short adult life. Males and females show striking sexual dimorphisms, complex courtship, and mating behaviors. The prolonged embryonic stage has several traits including embryos that are resistant to desiccation and undergo up to three reversible developmental arrests until hatching. These unique developmental adaptations are closely related to the annual fish life cycle and are the key to the survival of the species. -
Amazon Alive!
Amazon Alive! A decade of discovery 1999-2009 The Amazon is the planet’s largest rainforest and river basin. It supports countless thousands of species, as well as 30 million people. © Brent Stirton / Getty Images / WWF-UK © Brent Stirton / Getty Images The Amazon is the largest rainforest on Earth. It’s famed for its unrivalled biological diversity, with wildlife that includes jaguars, river dolphins, manatees, giant otters, capybaras, harpy eagles, anacondas and piranhas. The many unique habitats in this globally significant region conceal a wealth of hidden species, which scientists continue to discover at an incredible rate. Between 1999 and 2009, at least 1,200 new species of plants and vertebrates have been discovered in the Amazon biome (see page 6 for a map showing the extent of the region that this spans). The new species include 637 plants, 257 fish, 216 amphibians, 55 reptiles, 16 birds and 39 mammals. In addition, thousands of new invertebrate species have been uncovered. Owing to the sheer number of the latter, these are not covered in detail by this report. This report has tried to be comprehensive in its listing of new plants and vertebrates described from the Amazon biome in the last decade. But for the largest groups of life on Earth, such as invertebrates, such lists do not exist – so the number of new species presented here is no doubt an underestimate. Cover image: Ranitomeya benedicta, new poison frog species © Evan Twomey amazon alive! i a decade of discovery 1999-2009 1 Ahmed Djoghlaf, Executive Secretary, Foreword Convention on Biological Diversity The vital importance of the Amazon rainforest is very basic work on the natural history of the well known.