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First record of the abyssal bivalve Halicardia flexuosa (Bivalvia: Verticordiidae) in the Bay of Biscay Cover

First record of the abyssal bivalve Halicardia flexuosa (Bivalvia: Verticordiidae) in the Bay of Biscay

Oceanological and Hydrobiological Studies
Volume 48 (2019): Issue 4 (December 2019)
By: Andrés Arias,  Irene Fernández-Rodríguez and  Nuria Anadón  
Open Access
|Dec 2019
Figures & tables

Figures & Tables

Figure 1

Halicardia flexuosa. A: external view of the left valve; B: internal view of the left valve; C: external view of the right valve; D: internal view of the right valve; E: anterior view; F: posterior view; G: external view of the right valve with the attached brachiopod Hispanirhynchia cornea. All scale bars: 1 cm

Figure 2

Holotype of Mytilimeria flexuosa Verrill & S. Smith, 1881 (= Halicardia flexuosa (Verrill & S. Smith [in Verrill], 1881)). A: external view of the left valve; B: internal view of the left valve; C: external view of the right valve; D: internal view of the right valve. Scale bar: 1 cm. Adapted from the Smithsonian Institution, National Museum of Natural History

Figure 3

Global distribution map of Halicardia flexuosa. Square: locality from the present study; circles: localities from bibliography data. Date of the first record of the species for each locality is included

Updated summary of the worldwide records of Halicardia flexuosa

LocalityCoordinatesYearOceanCruiseSampling methodDepth (m)SubstrateN⍛ Ind.Reference
Martha’s Vineyard (Massachusetts)n/a1881NW AtlanticU.S. Fish Commissionrake-dredge570sand/mud2 valvesVerrill 1881
Cabo (Sahara) Blancon/a1883NE AtlanticTalismann/a1495–2300n/a3 fresh specimens + 1 valveLocard 1898
Gulf of Mainen/a1885NW AtlanticAlbatross/U.S. Fish Commissionn/a1238brown sand1 dead specimenDall 1895
West coast of Scotland57°41ʹN; 11°48ʹW1910NE AtlanticMichael Sars’ North Atlanticn/a1853n/an/aGrieg 1920
New Scotland42°40ʹN; 62°49ʹ30ʹʹW1913NW AtlanticPrince de Monacotrawling1458n/a2 valvesDautzenberg 1927
Namibia23°00ʹS; 12°45ʹE?1968SE AtlanticAtlanti s IIn/a1007–1014n/a1 ?dead specimenAllen & Turner 1974
Cape St. Vincent (South Iberian Peninsula)36°45ʹN; 9°32ʹW1984NE AtlanticBalgim Expeditionn/a1592ooze?1 ?fresh specimenSalas 1996
Charlie-Gibbs Fracture Zone52°58ʹN; 34°52ʹW2004Mid AtlanticG.O. Sars MAR-ECO cruisetrawling1650n/a1 ?fresh specimenGebruk et al. 2010
Galician Bank (NW Spain)n/a2010–2011NE AtlanticINDEMARESBou de Vara/GOC1720softn/aIEO* 2014
Avilés Canyon System (central Cantabrian Sea)43°58.01ʹN; 6°30.95ʹW2013NE AtlanticBIOCANT cruiseAgassiz dredge1200sand1 fresh specimen + 3 valvesPresent paper
SW Iceland63°05.67ʹN; 26°52.12ʹW and 63°08.67ʹN; 26°52.92ʹW2015NE AtlanticR/V Árni Fridrickssontrawling1281–1300clay2 fresh specimens + some loose valvesDelongueville et al. 2016
Rhode Island (Massachusetts)41°13ʹN; 66°19.83ʹWn/aNW Atlanticn/an/a137–1210n/a1 valveDall 1889
Cape Point (South Africa)n/an/aSE AtlanticPieter Fauren/a840–1188n/asome valvesSoot-Ryen 1966
DOI: https://doi.org/10.2478/ohs-2019-0037 | Journal eISSN: 1897-3191 | Journal ISSN: 1730-413X
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Language: English
Page range: 430 - 435
Submitted on: Apr 8, 2019
Accepted on: May 20, 2019
Published on: Dec 10, 2019
Published by: University of Gdańsk
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Halicardia flexuosa,
flexed verticord,
Anomalodesmata,
Cantabrian Sea,
Iberian Peninsula,
biodiversity
Related subjects:
Chemistry,
Chemistry, other,
Geosciences,
Geosciences, other,
Life sciences,
Life sciences, other

© 2019 Andrés Arias, Irene Fernández-Rodríguez, Nuria Anadón, published by University of Gdańsk
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Volume 48 (2019): Issue 4 (December 2019)
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