Species from Europe, Canary Islands
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Gastropoda, Caenogastropoda: Rissoidae; Cingulopsidae; Barleeidae;
BASTERIA, 70:141-151, 2006 New records and of new species marine molluscs (Gastropoda, Caenogastropoda: Rissoidae; Cingulopsidae; Barleeidae; Tjaernoeiidae) from Mauritaniaand Senegal E. Rolán Museo de Historia Natural, Campus Universitario Sur, E 15782 Santiago de Compostela, Spain; [email protected] & J.M. Hernández E 35460 Capitan Quesada, 41, Gaidar, Gran Canaria, Spain Some species of marine micromolluscs of the families Rissoidae, Cingulopsidae, Barleeidae, and from Africa studied. Tjaernoeiidae West (Mauritaniaand Senegal) are New information on the taxa is Setia Eatonina Barleeia minuscula following reported: nomeae, matildae, (which is con- sidered a valid and Four the Setia species) Tjaernoeia exquisita. new species belonging to genera (1),Crisilla (1) and Eatonina (2) are described. Key words: Gastropoda, Caenogastropoda, Rissoidae, Setia, Crisilla, Cingulopsidae, Eatonina, Barleeidae, Barleeia, Tjaernoeiidae, Tjaernoeia, taxonomy, West Africa. INTRODUCTION For many years West African molluscs have been studied and described, but priority to those of size. small was always given large Only recently, very molluscs have come to the attention of authors. some They are now better known but many of them are still in awaiting study. Concerning the Rissoidae the study area and nearby, we must mention the of Verduin Amati papers (1984), (1987), Ponder (1989), Gofas (1995), Giannuzzi-Savelli et al. and Ardovini (1996), & Cossignani (2004), amongothers. MATERIAL AND METHODS in In some trips of the authors to Dakar, Senegal, 2002and 2003, numerous sediments ofbeach drift and small live species were collected.Additionalmaterialof sediments was loanedby Jacques Pelorce from 2001-2003. This was studied and compared with material from Mauritania, visited the author in 1996 in by senior companyof Jose Templado and Federico Rubio. -
Fusca (Philippi, 1841), C
BASTERIA 42. 27-47, 1978 On the conchological identification of Cingula (Setia) fusca (Philippi, 1841), C. (S.) turriculata (Monterosato, 1884), and C. (S.) inflata (Monterosato, 1884), marine gastropods from the Mediterranean J.J. van Aartsen Admiraal Helfrichlaan 33, Dieren, the Netherlands & A. Verduin Rijksmuseum van Natuurlijke Historie, Leiden INTRODUCTION NeitherPhilippi's description and figures of <Cingula (Setia¹)fusca (1841: 53,and 1844: 134), nor Monterosato's descriptions of Cingula (Setia) turriculata(1884: 73) and Cingula (Setia) inflata (1884: 72) are sufficient to recognize these minute, variable and closely related Mediterranean forms with certainty. Subsequent authors did not improve the this situation significantly. For reason, we identified the taxa from authentic specimens, To and studied the variability from lots from many localities. this end, material from the following collections was studied: (1) U.S. National Museum, Washington, D C.; (2) Zoologisches Museum, Berlin; (3) Naturhistorisches Museum, Vienna; (4) Dautzenberg collection, now in the Koninklijk Belgisch Instituut voor Natuurwetenschappen, Brussels; (5) Natur-Museum Senckenberg, Frankfurt/Main; (6) Rijksmuseum van Natuurlijke Histo- rie, Leiden; private collections of (7) Dr. F. Nordsieck, (8) Mrs. M.C. Fehr-de Wal, (9) Dr. and Verduin. is thank all those who J.J. van Aartsen, (10) A. It a pleasure to most kindly made their collections accessible for the investigation, or helped us otherwise. The investigation was exclusively based on shell material. Because of the small number of other characters shown by the shells, measurements play an important role in the investigation. Fig. 1 shows how the measurements B, d, D, L, and M were taken. Accuracy is estimated to be about 0.01 mm when measuring d and D, about 0.02 mm when measuring the other dimensions, and about 0.1 whorls when counting the number of whorls. -
Constraints on the Timescale of Animal Evolutionary History
Palaeontologia Electronica palaeo-electronica.org Constraints on the timescale of animal evolutionary history Michael J. Benton, Philip C.J. Donoghue, Robert J. Asher, Matt Friedman, Thomas J. Near, and Jakob Vinther ABSTRACT Dating the tree of life is a core endeavor in evolutionary biology. Rates of evolution are fundamental to nearly every evolutionary model and process. Rates need dates. There is much debate on the most appropriate and reasonable ways in which to date the tree of life, and recent work has highlighted some confusions and complexities that can be avoided. Whether phylogenetic trees are dated after they have been estab- lished, or as part of the process of tree finding, practitioners need to know which cali- brations to use. We emphasize the importance of identifying crown (not stem) fossils, levels of confidence in their attribution to the crown, current chronostratigraphic preci- sion, the primacy of the host geological formation and asymmetric confidence intervals. Here we present calibrations for 88 key nodes across the phylogeny of animals, rang- ing from the root of Metazoa to the last common ancestor of Homo sapiens. Close attention to detail is constantly required: for example, the classic bird-mammal date (base of crown Amniota) has often been given as 310-315 Ma; the 2014 international time scale indicates a minimum age of 318 Ma. Michael J. Benton. School of Earth Sciences, University of Bristol, Bristol, BS8 1RJ, U.K. [email protected] Philip C.J. Donoghue. School of Earth Sciences, University of Bristol, Bristol, BS8 1RJ, U.K. [email protected] Robert J. -
Early Ontogeny and Palaeoecology of the Mid−Miocene Rissoid Gastropods of the Central Paratethys
Early ontogeny and palaeoecology of the Mid−Miocene rissoid gastropods of the Central Paratethys THORSTEN KOWALKE and MATHIAS HARZHAUSER Kowalke, T. and Harzhauser, M. 2004. Early ontogeny and palaeoecology of the Mid−Miocene rissoid gastropods of the Central Paratethys. Acta Palaeontologica Polonica 49 (1): 111–134. Twenty−six species of Rissoidae (Caenogastropoda: Littorinimorpha: Rissooidea) are described from the Badenian and Early Sarmatian of 14 localities in Austria and the Czech Republic (Molasse Basin, Styrian Basin, Vienna Basin) and from the Badenian of Coştei (Romania). For the first time, the early ontogenetic skeletal characters of these gastropods are de− scribed. Based on these features an indirect larval development with a planktotrophic veliger could be reconstructed for all investigated Mid−Miocene species. The status of Mohrensterniinae as a subfamily of the Rissoidae is confirmed by the mor− phology of the low conical protoconch, consisting of a fine spirally sculptured embryonic shell and a larval shell which is smooth except for growth lines. Transitions from embryonic shells to larval shells and from larval shells to teleoconchs are slightly thickened and indistinct. Whilst representatives of the subfamily Rissoinae characterise the marine Badenian assem− blages, Mohrensterniinae predominate the Early Sarmatian faunas. We hypothesize that this take−over by the Mohren− sterniinae was triggered by changes in the water chemistry towards polyhaline conditions. Consequently, the shift towards hypersaline conditions in the Late Sarmatian is mirrored by the abrupt decline of the subfamily. Four new species Rissoa costeiensis (Rissoinae) from the Badenian and Mohrensternia hollabrunnensis, Mohrensternia pfaffstaettensis,and Mohrensternia waldhofensis (Mohrensterniinae) from the Early Sarmatian are introduced. -
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 ......................................................................... -
Species Distinction and Speciation in Hydrobioid Gastropoda: Truncatelloidea)
Andrzej Falniowski, Archiv Zool Stud 2018, 1: 003 DOI: 10.24966/AZS-7779/100003 HSOA Archives of Zoological Studies Review inhabit brackish water habitats, some other rivers and lakes, but vast Species Distinction and majority are stygobiont, inhabiting springs, caves and interstitial hab- itats. Nearly nothing is known about the biology and ecology of those Speciation in Hydrobioid stygobionts. Much more than 1,000 nominal species have been de- Mollusca: Caeno- scribed (Figure 1). However, the real number of species is not known, Gastropods ( in fact. Not only because of many species to be discovered in the fu- gastropoda ture, but mostly since there are no reliable criteria, how to distinguish : Truncatelloidea) a species within the group. Andrzej Falniowski* Department of Malacology, Institute of Zoology and Biomedical Research, Jagiellonian University, Poland Abstract Hydrobioids, known earlier as the family Hydrobiidae, represent a set of truncatelloidean families whose members are minute, world- wide distributed snails inhabiting mostly springs and interstitial wa- ters. More than 1,000 nominal species bear simple plesiomorphic shells, whose variability is high and overlapping between the taxa, and the soft part morphology and anatomy of the group is simplified because of miniaturization, and unified, as a result of necessary ad- aptations to the life in freshwater habitats (osmoregulation, internal fertilization and eggs rich in yolk and within the capsules). The ad- aptations arose parallel, thus represent homoplasies. All the above facts make it necessary to use molecular markers in species dis- crimination, although this should be done carefully, considering ge- netic distances calibrated at low taxonomic level. There is common Figure 1: Shells of some of the European representatives of Truncatelloidea: A believe in crucial place of isolation as a factor shaping speciation in - Ecrobia, B - Pyrgula, C-D - Dianella, E - Adrioinsulana, F - Pseudamnicola, G long-lasting completely isolated habitats. -
Chapter 1 Introduction 1.1 the Antarctic Marine Environment
Chapter 1 Introduction 1.1 The Antarctic marine environment The Antarctic continent lies in the centre of the world oceanic system, surrounded by the Southern Ocean. The circumpolar circulation of the Southern Ocean isolates Antarctica and its seas from the warm water systems and air masses of lower latitudes promoting its extreme cold climate. The current climate of Antarctica began to develop with the breaking up of the Gondawanan super-continent (Kemp 1981). Extensive ice has been present in Antarctica and in adjacent seas since the late Eocene (~38 mya) (Arntz et al. 1994). There have been many advances and retreats of ice over the continent. By the beginning of the Pliocene (5.3-1.6 mya) an isolated Antarctic ecosystem had evolved (Arntz et al. 1994). Sea surfaces cooled from the mild 15°C in the Cretaceous to the present range of2°C to 1.8°C (Clarke 1990). The development of the Antarctic climate is paralleled by the evolution of the Antarctic marine benthos. Constant low temperatures, the presence of ice and massive seasonal differences in available daylight are environmental conditions that evolved gradually. The slow pace with which these conditions changed allowed the organisms now present in the Antarctic to adapt to them (Clarke 1990). The isolation of the Antarctic continent and repeated glaciation lead to the theory that the present day shallow water benthic fauna has evolved from deep water species that recolonised these habitats in periods of glacial retreat (Arntz et al. 1994). Today 97.6% of the Antarctic continent is covered by ice (Drewry 1983). -
Worms - World Register of Marine Species 15/01/12 08:52
WoRMS - World Register of Marine Species 15/01/12 08:52 http://www.marinespecies.org/aphia.php?p=taxlist WoRMS Taxon list http://www.marinespecies.org/aphia.php?p=taxlist 405 matching records, showing records 1-100. Rissoa Freminville in Desmarest, 1814 Rissoa aartseni Verduin, 1985 Rissoa aberrans C. B. Adams, 1850 accepted as Stosicia aberrans (C. B. Adams, 1850) Rissoa albella Lovén, 1846 accepted as Pusillina sarsii (Lovén, 1846) Rissoa albella Alder, 1844 accepted as Rissoella diaphana (Alder, 1848) Rissoa albella rufilabrum Alder accepted as Rissoa lilacina Récluz, 1843 Rissoa albugo Watson, 1873 Rissoa alifera Thiele, 1925 accepted as Hoplopteron alifera (Thiele, 1925) Rissoa alleryi (Nordsieck, 1972) Rissoa angustior (Monterosato, 1917) Rissoa atomus E. A. Smith, 1890 Rissoa auriformis Pallary, 1904 Rissoa auriscalpium (Linnaeus, 1758) Rissoa basispiralis Grant-Mackie & Chapman-Smith, 1971 † accepted as Diala semistriata (Philippi, 1849) Rissoa boscii (Payraudeau, 1826) accepted as Melanella polita (Linnaeus, 1758) Rissoa calathus Forbes & Hanley, 1850 accepted as Alvania beanii (Hanley in Thorpe, 1844) Rissoa cerithinum Philippi, 1849 accepted as Cerithidium cerithinum (Philippi, 1849) Rissoa coriacea Manzoni, 1868 accepted as Talassia coriacea (Manzoni, 1868) Rissoa coronata Scacchi, 1844 accepted as Opalia hellenica (Forbes, 1844) Rissoa costata (J. Adams, 1796) accepted as Manzonia crassa (Kanmacher, 1798) Rissoa costulata Alder, 1844 accepted as Rissoa guerinii Récluz, 1843 Rissoa crassicostata C. B. Adams, 1845 accepted as Opalia hotessieriana (d’Orbigny, 1842) Rissoa cruzi Castellanos & Fernández, 1974 accepted as Alvania cruzi (Castellanos & Fernández, 1974) Rissoa cumingii Reeve, 1849 accepted as Rissoina striata (Quoy & Gaimard, 1833) Rissoa curta Dall, 1927 Rissoa decorata Philippi, 1846 Rissoa deformis G.B. -
Dissertation Series Ecology and Growth of Juvenile California Spiny Lobster, Panulzrus Zntzrruptus Randall!
SCU-Yl-79-003 c~ 2 ECOLOGYAND GROWTHOF JUVENILE CALIFORN1A SPINYLOBSTZR, PAHULIRUS ZÃTERRUPTUS RANDALL! by JohnMarlin Engle gP>g. ~',',~g E3P t $ga g, .,!':. Pg,"."g!ggpf USCSC-TD-03-79 November 1979 DISSERTATION SERIES ECOLOGY AND GROWTH OF JUVENILE CALIFORNIA SPINY LOBSTER, PANULZRUS ZNTZRRUPTUS RANDALL! by JohnMarlin Engle gP~>g~>~,'.8 gg~ 6;,»'-.5:.B~N9ff USCSC-~3-79 November 1979 This work is the result of research sponsored by the NOAAOffice of Sea Grant, Department of Commerce, under grant no. USC NOAA 04-8-M01-186. The U. S. government is authorized to produce and distribute reprints for governmental purposes, notwithstanding any copyright notation that may appear hereon. Institute for Marine and Coastal Studies University of Southern California University Park Los Angeles, California 90007 November 1979 ECOLOGY AM3 GROWTH OF JUVENILZ CALIFORNIA SPINY LOBSTER, PANULIRUS INTERRUPTUS RAZDALL! by John Marlin Engle A Dissertation Presented to the FACULTY OF THE GRADUATE SCHOOL UNIVERSITY OF SOUTHERN CALZFORXLC In Partial Fulfillment of the Requirements for the Degree DOCTOR OF PHILOSOPHY Biology! April 1979 Copyright John 2 larlin Engle 1979 UNlVKRSlTY OF SOUTHERN CALIFORNIA THK ORADUATKSCHOOl UHIVKhStTV PAhK LOS AHQKLSS, CAI I I'OhNI A 00007 This dissertation,written by JOHN MARLIN ZNGLZ under the direcfion of hler DissertationCom- mittee, and approeedby all its members,has beenpresented fo and accepted by TheGraduate School,in partialfulfi'llmenf of requirementsof fhe degreeof DOCTOR OF PHILOSOPHY DSNS Date 2i.l«d V DISSERTATION COMMITTEE DEDIC ATION This dissertation is dedicated to a good person--a person who lived unselfishly for his family and friends, and who died be- cause his work was his life--my father. -
Lutetiella, a New Genus of Hydrobioids from the Middle Eocene (Lutetian) of the Upper Rhine Graben and Paris Basin (Mollusca: Gastropoda: Rissooidea S
ZOBODAT - www.zobodat.at Zoologisch-Botanische Datenbank/Zoological-Botanical Database Digitale Literatur/Digital Literature Zeitschrift/Journal: Geologica Saxonica - Journal of Central European Geology Jahr/Year: 2015 Band/Volume: 61 Autor(en)/Author(s): Kadolsky Dietrich Artikel/Article: Lutetiella, ein neues Genus von Hydrobioiden aus dem Mitteleozän (Lutetium) des Oberrheingrabens und Pariser Beckens (Mollusca: Gastropoda: Rissooidea s. lat.) 35-51 61 (1): 35 – 51 2 Jan 2015 © Senckenberg Gesellschaft für Naturforschung, 2015. Lutetiella, a new genus of hydrobioids from the Middle Eocene (Lutetian) of the Upper Rhine Graben and Paris Basin (Mollusca: Gastropoda: Rissooidea s. lat.) Lutetiella, ein neues Genus von Hydrobioiden aus dem Mitteleozän (Lutetium) des Oberrheingrabens und Pariser Beckens (Mollusca: Gastropoda: Rissooidea s. lat.) Dietrich Kadolsky 66 Heathhurst Road, Sanderstead, Surrey CR2 0BA, United Kingdom; [email protected] Revision accepted 17 November 2014. Published online at www.senckenberg.de/geologica-saxonica on 1 December 2014. Abstract Lutetiella n.gen. is proposed for Lutetiella hartkopfi n. sp. (type species) and L. conica (Prévost 1821) from the Middle Eocene (Lutetian) of the Upper Rhine Graben and Paris Basin, respectively. The protoconch microsculpture of L. hartkopfi n. sp. was occasionally preserved and proved to be a variant of the plesiomorphic hydrobioid pattern. The new genus is tentatively placed in Hydrobiidae. Problems in the classi- fication of hydrobioid fossils are discussed, arising from the dearth of distinguishing shell characters. Previous attributions of L. conica to Assiminea or Peringia are shown to be incorrect. The name Paludina conica Férussac 1814, a senior primary homonym of Paludina conica Prévost 1821, and denoting an unidentifiable hydrobioid, threatens the validity of the nameLutetiella conica (Prévost 1821) and should be suppressed. -
2008 Trough to Trough
Trough to trough The Colorado River and the Salton Sea Robert E. Reynolds, editor The Salton Sea, 1906 Trough to trough—the field trip guide Robert E. Reynolds, George T. Jefferson, and David K. Lynch Proceedings of the 2008 Desert Symposium Robert E. Reynolds, compiler California State University, Desert Studies Consortium and LSA Associates, Inc. April 2008 Front cover: Cibola Wash. R.E. Reynolds photograph. Back cover: the Bouse Guys on the hunt for ancient lakes. From left: Keith Howard, USGS emeritus; Robert Reynolds, LSA Associates; Phil Pearthree, Arizona Geological Survey; and Daniel Malmon, USGS. Photo courtesy Keith Howard. 2 2008 Desert Symposium Table of Contents Trough to trough: the 2009 Desert Symposium Field Trip ....................................................................................5 Robert E. Reynolds The vegetation of the Mojave and Colorado deserts .....................................................................................................................31 Leah Gardner Southern California vanadate occurrences and vanadium minerals .....................................................................................39 Paul M. Adams The Iron Hat (Ironclad) ore deposits, Marble Mountains, San Bernardino County, California ..................................44 Bruce W. Bridenbecker Possible Bouse Formation in the Bristol Lake basin, California ................................................................................................48 Robert E. Reynolds, David M. Miller, and Jordon Bright Review -
A New Species of Setia H. Adams Et A. Adams,1852 (Proso - Branchia Caenogastropoda Rissoidae) from the Mediter- Ranean Sea
Biodiversity Journal , 2015, 6 (4): 843–850 A new species of Setia H. Adams et A. Adams,1852 (Proso - branchia Caenogastropoda Rissoidae) from the Mediter- ranean Sea Luigi Romani 1 & Danilo Scuderi 2* 1Via delle ville 79, 55013 Lammari, Lucca, Italy; e-mail: [email protected] 2Via Mauro de Mauro 15b, 95032 Belpasso, Catania, Italy; e-mail: [email protected] *Corresponding author ABSTRACT A new species of Setia H. Adams et A. Adams, 1852 (Prosobranchia Caenogastropoda Rissoidae) is here described as new for science. Specimens were found in samples collected in two localities of the Ionic Sea. Here the description and figures of the new species follow, which is compared to the most similar congeners and to species of different genera, which share the cylindrical shape, smooth shell and rounded top-whorl. Biological notes of the environment where the new species was found are added to complete its profile. KEY WORDS Setia homerica ; Rissoidae; new species; Recent; Mediterranean Sea. Received 18.11.2015; accepted 11.12.2015; printed 30.12.2015 INTRODUCTION vania Gofas, 2007; Gofasia Bouchet et Warén, 1993; Rissoa Desmarest, 1814; Pusillina Monterosato, The family Rissoidae Gray, 1847 is a hyperdi - 1884) to cancellate ( Alvania Risso, 1826). verse group of gastropods with a worldwide distri - The species of Setia are characterized by minute bution, living from the infralittoral to the bathyal shells, smooth teleoconch, where only faint growth region (Ponder, 1985; Criscione & Ponder, 2013 lines can be detected. Shells are generally colour - and herein). In the Mediterranean Sea and along the less with dark strips and/or spots; aperture almost Atlantic coasts of Europe Rissoidae are extraordin- rounded with simple peristome; the protoconch arily represented (Ávila et al., 2012).