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Revision of Hyalopale (Chrysopetalidae; Phyllodocida; Annelida
Revision of Hyalopale (Chrysopetalidae; Phyllodocida; Annelida) an amphi-Atlantic Hyalopale bispinosa species complex and five new species from reefs of the Caribbean Sea and Indo-Pacific Oceans Watson, Charlotte; Tilic, Ekin; Rouse, Greg W. Published in: Zootaxa DOI: 10.11646/zootaxa.4671.3.2 Publication date: 2019 Document version Publisher's PDF, also known as Version of record Document license: CC BY Citation for published version (APA): Watson, C., Tilic, E., & Rouse, G. W. (2019). Revision of Hyalopale (Chrysopetalidae; Phyllodocida; Annelida): an amphi-Atlantic Hyalopale bispinosa species complex and five new species from reefs of the Caribbean Sea and Indo-Pacific Oceans. Zootaxa, 4671(3), 339-368. https://doi.org/10.11646/zootaxa.4671.3.2 Download date: 27. sep.. 2021 Zootaxa 4671 (3): 339–368 ISSN 1175-5326 (print edition) https://www.mapress.com/j/zt/ Article ZOOTAXA Copyright © 2019 Magnolia Press ISSN 1175-5334 (online edition) https://doi.org/10.11646/zootaxa.4671.3.2 http://zoobank.org/urn:lsid:zoobank.org:pub:99459D5F-3C35-4F7D-9768-D70616676851 Revision of Hyalopale (Chrysopetalidae; Phyllodocida; Annelida): an amphi-Atlantic Hyalopale bispinosa species complex and five new species from reefs of the Caribbean Sea and Indo-Pacific Oceans CHARLOTTE WATSON1, EKIN TILIC2 & GREG W. ROUSE2 1Museum & Art Gallery of the Northern Territory, Box 4646, Darwin, 0801 NT, Australia. E-mail: [email protected] 2Scripps Institution of Oceanography, UC San Diego, La Jolla, CA 92093-0202, USA. E-mail: [email protected] Abstract The formerly monotypic taxon, Hyalopale bispinosa Perkins 1985 (Chrysopetalinae), is comprised of a cryptic species complex from predominantly tropical embayments and island reefs of the Western Atlantic and Indo-Pacific Oceans. -
Biodiversity and Trophic Ecology of Hydrothermal Vent Fauna Associated with Tubeworm Assemblages on the Juan De Fuca Ridge
Biogeosciences, 15, 2629–2647, 2018 https://doi.org/10.5194/bg-15-2629-2018 © Author(s) 2018. This work is distributed under the Creative Commons Attribution 4.0 License. Biodiversity and trophic ecology of hydrothermal vent fauna associated with tubeworm assemblages on the Juan de Fuca Ridge Yann Lelièvre1,2, Jozée Sarrazin1, Julien Marticorena1, Gauthier Schaal3, Thomas Day1, Pierre Legendre2, Stéphane Hourdez4,5, and Marjolaine Matabos1 1Ifremer, Centre de Bretagne, REM/EEP, Laboratoire Environnement Profond, 29280 Plouzané, France 2Département de sciences biologiques, Université de Montréal, C.P. 6128, succursale Centre-ville, Montréal, Québec, H3C 3J7, Canada 3Laboratoire des Sciences de l’Environnement Marin (LEMAR), UMR 6539 9 CNRS/UBO/IRD/Ifremer, BP 70, 29280, Plouzané, France 4Sorbonne Université, UMR7144, Station Biologique de Roscoff, 29680 Roscoff, France 5CNRS, UMR7144, Station Biologique de Roscoff, 29680 Roscoff, France Correspondence: Yann Lelièvre ([email protected]) Received: 3 October 2017 – Discussion started: 12 October 2017 Revised: 29 March 2018 – Accepted: 7 April 2018 – Published: 4 May 2018 Abstract. Hydrothermal vent sites along the Juan de Fuca community structuring. Vent food webs did not appear to be Ridge in the north-east Pacific host dense populations of organised through predator–prey relationships. For example, Ridgeia piscesae tubeworms that promote habitat hetero- although trophic structure complexity increased with ecolog- geneity and local diversity. A detailed description of the ical successional stages, showing a higher number of preda- biodiversity and community structure is needed to help un- tors in the last stages, the food web structure itself did not derstand the ecological processes that underlie the distribu- change across assemblages. -
Comparative Composition, Diversity and Trophic Ecology of Sediment Macrofauna at Vents, Seeps and Organic Falls
Review Comparative Composition, Diversity and Trophic Ecology of Sediment Macrofauna at Vents, Seeps and Organic Falls Angelo F. Bernardino1*, Lisa A. Levin2, Andrew R. Thurber3, Craig R. Smith4 1 Departamento de Oceanografia e Ecologia, Universidade Federal do Espı´rito Santo, Goiabeiras, Vito´ ria, Esp´ı rito Santo, Brazil, 2 Center for Marine Biodiversity and Conservation; Integrative Oceanography Division, Scripps Institution of Oceanography, La Jolla, California, United States of America,3 College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, Oregon, United States of America,4 Department of Oceanography, School of Ocean and Earth Science and Technology, University of Hawaii, Honolulu, Hawaii, United States of America communities. Sulfide is toxic to most metazoan taxa [1,2], Abstract: Sediments associated with hydrothermal vent- although some sediment-dwelling taxa have adapted to conditions ing, methane seepage and large organic falls such as of low oxygen and appear capable of tolerating the presence of whale, wood and plant detritus create deep-sea networks sulfide. Due to high local production, metazoans in reducing of soft-sediment habitats fueled, at least in part, by the sediments in the deep sea are often released from the extreme food oxidation of reduced chemicals. Biological studies at limitation prevalent in the background community (e.g. [3]). deep-sea vents, seeps and organic falls have looked at Instead, chemical toxicity may drive infaunal community macrofaunal taxa, but there has yet to be a systematic comparison of the community-level attributes of sedi- structure. In this meta-analysis we ask which taxa are common ment macrobenthos in various reducing ecosystems. -
Annelida: Dorvilleidae) Associated with the Coral Lophelia Pertusa (Anthozoa: Caryophylliidae)
ARTICLE A new species of Ophryotrocha (Annelida: Dorvilleidae) associated with the coral Lophelia pertusa (Anthozoa: Caryophylliidae) Vinicius da Rocha Miranda¹²; Andrielle Raposo Rodrigues¹³ & Ana Claudia dos Santos Brasil¹⁴ ¹ Universidade Federal Rural do Rio de Janeiro (UFRRJ), Instituto de Ciências Biológicas e da Saúde (ICBS), Departamento de Biologia Animal, Laboratório de Polychaeta. Seropédica, RJ, Brasil. ² ORCID: http://orcid.org/0000-0002-4591-184X. E-mail: [email protected] (corresponding author) ³ ORCID: http://orcid.org/0000-0001-9152-355X. E-mail: [email protected] ⁴ ORCID: http://orcid.org/0000-0002-0611-9948. E-mail: [email protected] Abstract. Ophryotrocha is the most speciose genus within Dorvilleidae, with species occurring in a great variety of environments around the globe. In Brazil, records of Ophryotrocha are scarce and no specific identification is provided for any of the records. Herein we describe a new species of Dorvilleidae, Ophryotrocha zitae sp. nov. Adult and larval specimens were found in the axis of a fragment of the cold-water coral Lophelia pertusa, sampled off São Paulo’s coast, at a depth of 245 m. Both forms are described and illustrated. This new species resembles O. puerilis, O. adherens and O. eutrophila, but can be distinguished based on differences in its mandible and on chaetae shape and arrangement. Key-Words. Epibiont; Cold-water Coral; Deep-sea; Eunicida, Associated fauna. INTRODUCTION sette glands on the posterior region of the body (Ockelmann & Åkesson, 1990; Heggoy et al., 2007; The Family Dorvilleidae is comprised of 38 val‑ Paxton & Åkesson, 2011). These species also bear id genera, many of which are monospecific (Read, a complex buccal apparatus comprising a pair of 2016) and others, despite more specious, pres‑ mandibles and maxillae, the latter being either ent evident morphological homogeny (Rouse & “P‑type” or “K‑type”, and the presence of one or Pleijel, 2001). -
OREGON ESTUARINE INVERTEBRATES an Illustrated Guide to the Common and Important Invertebrate Animals
OREGON ESTUARINE INVERTEBRATES An Illustrated Guide to the Common and Important Invertebrate Animals By Paul Rudy, Jr. Lynn Hay Rudy Oregon Institute of Marine Biology University of Oregon Charleston, Oregon 97420 Contract No. 79-111 Project Officer Jay F. Watson U.S. Fish and Wildlife Service 500 N.E. Multnomah Street Portland, Oregon 97232 Performed for National Coastal Ecosystems Team Office of Biological Services Fish and Wildlife Service U.S. Department of Interior Washington, D.C. 20240 Table of Contents Introduction CNIDARIA Hydrozoa Aequorea aequorea ................................................................ 6 Obelia longissima .................................................................. 8 Polyorchis penicillatus 10 Tubularia crocea ................................................................. 12 Anthozoa Anthopleura artemisia ................................. 14 Anthopleura elegantissima .................................................. 16 Haliplanella luciae .................................................................. 18 Nematostella vectensis ......................................................... 20 Metridium senile .................................................................... 22 NEMERTEA Amphiporus imparispinosus ................................................ 24 Carinoma mutabilis ................................................................ 26 Cerebratulus californiensis .................................................. 28 Lineus ruber ......................................................................... -
Some Intertidal and Shallow Water Polychaetes of the Caribbean Coast of Costa Rica
Some intertidal and shallow water polychaetes of the Caribbean coast of Costa Rica Harlan K. Dean1, 2 1. Department of Biology, University of Massachusetts- Boston, Boston, Massachusetts 02125-3393, USA; [email protected] 2. Department of Invertebrates, Museum of Comparative Zoology, Harvard University, 26 Oxford Street, Cambridge, Massachusetts 02138, USA Received 09-VII-2016. Corrected 06-IX-2016. Accepted 07-X-2016. Abstract: The polychaete fauna of the Caribbean coast of Costa Rica has been inadequately characterized with only nine species previously reported. Collections of polychaetes from intertidal coralline rocks and several shal- low sub-tidal sites on the Caribbean coast of Costa Rica have been examined and 68 species were identified. Of these, 66 are new records for Costa Rica. Rev. Biol. Trop. 65 (1): 127-152. Epub 2017 March 01. Key words: Annelida, Polychaeta, Caribbean Sea, Costa Rica, marine biodiversity, intertidal. The Caribbean coast of Costa Rica is species from the rocky intertidal of Cahuita. shorter (212 km) when compared with its Nonetheless, the occurrence of only nine known Pacific Coast (1 254 km) (Cortés & Wehrt- species of polychaetes indicates that this taxon mann, 2009). Much of the Caribbean coast is has been largely neglected in this region. sandy beaches with some rocky areas and coral In this paper materials collected during reefs in the Southern portion. Sea-grass beds several trips to the Caribbean coast of Costa also occur in the lagoons of the coral reefs and Rica funded by Centro de Investigación en consist mainly of Thalassia testidunum with Ciencias del Mar y Limnología (CIMAR), some Syringodium filiformis interspersed (Cor- University of Costa Rica (UCR), were ana- tés & Wehrtmann, 2009). -
Polychaeta, Chrysopetalidae), with a New Key to Species of the Genus
European Journal of Taxonomy 27: 1-9 ISSN 2118-9773 http://dx.doi.org/10.5852/ejt.2012.27 www.europeanjournaloftaxonomy.eu 2012 · Teresa Darbyshire This work is licensed under a Creative Commons Attribution 3.0 License. R e s e a r c h a r t i c l e urn:lsid:zoobank.org:pub:09359E10-277B-4018-BC69-7944D8DE6FD4 Re-description of Dysponetus joeli Olivier et al., 2012 (Polychaeta, Chrysopetalidae), with a new key to species of the genus Teresa DARBYSHIRE Department of Biodiversity & Systematic Biology, Amgueddfa Cymru – National Museum Wales, Cathays Park, Cardiff CF10 3NP, Wales, U.K. Email: [email protected] urn:lsid:zoobank.org:author:B7103B9C-2A1A-4ADC-BC28-55EA9B8850C9 Abstract. Dysponetus is a genus of the family Chrysopetalidae with twelve currently described species. Specimens are fragile and easily damaged or broken during sampling making identification difficult. The most recently described species, Dysponetus joeli Olivier et al., 2012, from the Bay of Biscay and the English Channel, was described from a few small, damaged and poorly preserved specimens. New specimens from the Isles of Scilly, in much better condition, resembled D. joeli except for the absence of ventral cirri on segment 3. Examination of the type material of D. joeli showed it to be identical to these new specimens and highlighted errors in the original description of the species. The present paper corrects the errors and a revised key to species is produced. The differences between D. joeli and the two most similar species, D. bipapillatus Dahlgren, 1996 and D. macroculatus Dahlgren, 1996 are also detailed. -
Systematics, Evolution and Phylogeny of Annelida – a Morphological Perspective
Memoirs of Museum Victoria 71: 247–269 (2014) Published December 2014 ISSN 1447-2546 (Print) 1447-2554 (On-line) http://museumvictoria.com.au/about/books-and-journals/journals/memoirs-of-museum-victoria/ Systematics, evolution and phylogeny of Annelida – a morphological perspective GÜNTER PURSCHKE1,*, CHRISTOPH BLEIDORN2 AND TORSTEN STRUCK3 1 Zoology and Developmental Biology, Department of Biology and Chemistry, University of Osnabrück, Barbarastr. 11, 49069 Osnabrück, Germany ([email protected]) 2 Molecular Evolution and Animal Systematics, University of Leipzig, Talstr. 33, 04103 Leipzig, Germany (bleidorn@ rz.uni-leipzig.de) 3 Zoological Research Museum Alexander König, Adenauerallee 160, 53113 Bonn, Germany (torsten.struck.zfmk@uni- bonn.de) * To whom correspondence and reprint requests should be addressed. Email: [email protected] Abstract Purschke, G., Bleidorn, C. and Struck, T. 2014. Systematics, evolution and phylogeny of Annelida – a morphological perspective . Memoirs of Museum Victoria 71: 247–269. Annelida, traditionally divided into Polychaeta and Clitellata, is an evolutionary ancient and ecologically important group today usually considered to be monophyletic. However, there is a long debate regarding the in-group relationships as well as the direction of evolutionary changes within the group. This debate is correlated to the extraordinary evolutionary diversity of this group. Although annelids may generally be characterised as organisms with multiple repetitions of identically organised segments and usually bearing certain other characters such as a collagenous cuticle, chitinous chaetae or nuchal organs, none of these are present in every subgroup. This is even true for the annelid key character, segmentation. The first morphology-based cladistic analyses of polychaetes showed Polychaeta and Clitellata as sister groups. -
Polychaeta, Chrysopetalidae), with a New Key to Species of the Genus
View metadata, citation andhttp://dx.doi.org/10.5852/ejt.2012.27 similar papers at core.ac.uk www.europeanjournaloftaxonomy.eubrought to you by CORE 2012provided · byTeresa Hochschulschriftenserver Darbyshire - Universität Frankfurt am Main This work is licensed under a Creative Commons Attribution 3.0 License. Research article urn:lsid:zoobank.org:pub:09359E10-277B-4018-BC69-7944D8DE6FD4 Re-description of Dysponetus joeli Olivier et al., 2012 (Polychaeta, Chrysopetalidae), with a new key to species of the genus Teresa DARBYSHIRE Department of Biodiversity & Systematic Biology, Amgueddfa Cymru – National Museum Wales, Cathays Park, Cardiff CF10 3NP, Wales, U.K. Email: [email protected] urn:lsid:zoobank.org:author:B7103B9C-2A1A-4ADC-BC28-55EA9B8850C9 Abstract. Dysponetus is a genus of the family Chrysopetalidae with twelve currently described species. Specimens are fragile and easily damaged or broken during sampling making identifi cation diffi cult. The most recently described species, Dysponetus joeli Olivier et al., 2012, from the Bay of Biscay and the English Channel, was described from a few small, damaged and poorly preserved specimens. New specimens from the Isles of Scilly, in much better condition, resembled D. joeli except for the absence of ventral cirri on segment 3. Examination of the type material of D. joeli showed it to be identical to these new specimens and highlighted errors in the original description of the species. The present paper corrects the errors and a revised key to species is produced. The differences between D. joeli and the two most similar species, D. bipapillatus Dahlgren, 1996 and D. macroculatus Dahlgren, 1996 are also detailed. -
Free-Living Marine Polychaetes (Annelida) Inhabiting Hard-Bottom Substrates in Trinidad and Tobago, West Indies
Free-living marine polychaetes (Annelida) inhabiting hard-bottom substrates in Trinidad and Tobago, West Indies Judith F. Gobin Department of Life Sciences, University of the West Indies, St. Augustine, Trinidad and Tobago, West Indies; [email protected] Received 26-III-2009. Corrected 25-VII-2009. Accepted 25-VIII-2009. Abstract: As part of a larger comparative study, marine polychaete hard-bottom assemblages were surveyed using artificial substrate units (ASUs) deployed at four sites off the islands of Trinidad and Tobago. The polychaete fauna was represented by 19 families comprising 89 species. The syllid Exogone dispar was the most abundant polychaete followed closely by the serpulid Pseudovermilia occidentalis. At the family level, the polychaete fauna inhabiting the ASUs is similar to the fauna from other temperate and tropical locations. Omnivorous species were dominant (70 %), followed by filter feeders (20%). This survey provides first records of the hard-bottom polychaete fauna of Trinidad and Tobago and adds new information about the geographic range of some polychaete species. Rev. Biol. Trop. 58 (1): 147-157. Epub 2010 March 01. Key words: Polychaeta, diversity, abundance, rocky substrate, Caribbean, colonization. The Caribbean is considered a unique described the macrofaunal communities in the biogeographic region with many endemic spe- Careenage Bay in Barbados. In Jamaica, Jones cies and is among the top five world hotspots (1962) described several polychaetes and Wade for marine and terrestrial biodiversity (Rivera- (1976) described the polychaete distribution, Monroy et al. 2004). Of the various Caribbean composition and abundance (in soft sediments) benthic environments which support a high in Kingston Harbour. -
Ophyryotrocha Puerilis
HELGOLANDER MEERESUNTERSUCHUNGEN Helgol~inder Meeresunters. 36, 215-222 (1983) Evaluation of the pair-culture effect in Ophryotrocha puerilis (Polychaeta: Dorvilleidae). II. Conditions for the moult of the upper jaw B. Kegel* & H.-D. Pfannenstiel Institut ffir Allgemeine Zoologie, Freie Universit8t Berlin; K6nigin-Luise-Str. 1-3, D-IO00 Berlin 33, Federal Republic of Germany ABSTRACT: The conditions for moult of the upper jaw of Ophryotrocha puerilis were determined in isolated individuals and in groups of various sizes. The frequency of formation of the complicated upper jaw in both isolated individuals and in groups varies to a considerable extent. Although formation of the upper jaw and sex reversal normally are associated processes, the relationship of these two processes is not very well understood. Histological investigations at the light microscopic level demonstrate that the dental apparatus is an elaboration of the ectodermal stomodaeum which is considered to be a highly specialized part of the cuticle in the pharyngeal region of the gut. INTRODUCTION The existence of jaws in the pharyngeal region of the foregut is a characteristic feature of eunicid polychaetes including the family Dorvilleidae. These structures are modified parts of the cuticle which are thick and sclerous. They represent elaborations of the ectodermal stomodaeum. The dental apparatus in the dorvilleid genus Ophryotrocha is composed of two rods (mandible) and two forceps-like maxillae with a number of maxillary plates connected to the maxillae (Fig. 4a). The maxillae and the plates are moulted from time to time. In at least two species the newly moulted jaw always is of the same appearance as the old one (O. -
From the Senghor Seamount, North-East Atlantic: Taxa with Deep-Sea Affinities and Morphological Adaptations
Memoirs of Museum Victoria 71: 311–325 (2014) Published December 2014 ISSN 1447-2546 (Print) 1447-2554 (On-line) http://museumvictoria.com.au/about/books-and-journals/journals/memoirs-of-museum-victoria/ Chrysopetalidae (Annelida: Phyllodocida) from the Senghor Seamount, north-east Atlantic: taxa with deep-sea affinities and morphological adaptations CHARLOTTE WATSON1,* (http://zoobank.org/urn:lsid:zoobank.org:author:B2A32582-0DCC-43C5-840C-6DBC9B1935D4), ADAM J. CHIVERS2, BHAVANI E. NARAYANASWAMY2, PETER LAMONT2 AND ROBERT TURNEWITSCH2 1 MAGNT, Museum and Art Gallery of the Northern Territory, PO Box 4646, Darwin, NT 0810, Australia (charlotte. [email protected]) 2 SAMS, Scottish Association for Marine Science, Oban, Argyll, PA37 1QA, Scotland, UK ([email protected]); [email protected]; [email protected]; [email protected] * To whom correspondence and reprint requests should be addressed. E-mail: [email protected] (http://zoobank.org/urn:lsid:zoobank.org:pub:B2A32582-0DCC-43C5-840C-6DBC9B1935D4) Abstract Watson, C., Chivers, A.J., Narayanaswamy, B.E., Lamont, P. and Turnewitsch, R. 2014. Chrysopetalidae (Annelida: Phyllodocida) from the Senghor Seamount, north-east Atlantic: taxa with deep-sea affinities and morphological adaptations. Memoirs of Museum Victoria 71: 311–325. Senghor Seamount is located in the north-east (NE) Atlantic Ocean, 550 km west of Senegal, Africa, in the Cape Verde Archipelago. Macrofaunal sampling was undertaken from the summit (~100 m depth) to the base of the seamount (~3300 m depth) during the RV Meteor cruise (November 2009). The Chrysopetalidae fauna represents the first record for the family from a tall seamount habitat and is composed of East Atlantic continental margin and deep-sea species.