The southernmost localities of Xenophora conchyliophora (Born, 1780) (Caenogastropoda, Xenophoridae)

2013·5.6 MB·English

by  Gergely, Barna Páll

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The southernmost localities of Xenophora conchyliophora
(Born, 1780) (Caenogastropoda, Xenophoridae)
Barna Páll-Gergely
DepartmentofBiology,ShinshuUniversity,Matsumoto390-8621,Japan;[email protected][correspondingauthor]
José Coltro Junior
CaixaPostal15011,SãoPaulo,SP01540-040,Brazil
83
Simone&Cunha,2012).TheXenophoraspeciesinhabitsthe
FournewBrazilianrecordsforthemarinegastropod westcoastoftheAmericancontinentfromPuertoPeñascoin
Xenophoraconchyliophora(Born,1780)arereported.The theGulfofCaliforniatotheGulfofPanamaandisalso
southernmostsite(CaboFrio)liesabout1800kmsouthof widelydistributedalongtheeastcoastfromCapeHatteras
thenearestlocalitypreviouslypublished.Thegeographic inthenorth(NorthCarolina,USA)toBahiaProvincein
rangeofthespeciesalongtheeastcoastofAmericaiscon- Brazil(Ponder,1983).Ponder’s(1983)recordfromBahiais
tinuousfromCapeHatteras(NorthCarolina,USA)tothe notpreciselylocated(“OffBahia,58m“)andwasnotindi-
BrazilianCaboFrio.Photographsoftheshellsandadistri- catedonhismap.InthispaperwereportfournewBrazilian
butionmaparepresented. localitiesofX.conchyliophora,whichrepresentthesouthern-
mostoccurrencesofthespecies.
Keywords:carriersnails,distribution,Brazil. Abbreviations:JC,privatecollectionofJoséColtro;
MZUSP,MuseudeZoologiadaUniversidadedeSãoPaulo;
PGB,privatecollectionofBarnaPáll-Gergely,Moson-
Introduction magyaróvár,Hungary.
Fourrecentxenophoridspecies(Xenophoridae)areknown Results and discussion
fromtheAmericancontinent,namelyOnustuscaribaeus
(PetitdelaSaussaye,1857),Onustuslongleyi(Bartsch,1931), NewlocalitiesinBrazilwhereX.conchyliophorahasbeen
OnustusaquitanusSimone&Cunha,2012,andXenophora found:(1)BahiaState,Salvador,entranceofBayofTodosos
conchyliophora(Born,1780)(Ponder,1983;Kreipl&Alf,1999; Santos,collectedbylobsterdiversat10-20mbetween1983
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and1999[JC/20specimens;MZUSP/2(collected1999)];(2)
BahiaState,offAlcobaça,collectedbylocalpeopleat10-30
m,dateunkown[JC/5];(3)EspiritoSantoState,offGuara-
pari,trawledbyshrimpboatsat30-50mbetween1995and
2012[JC/65,MZUSP/4(collected2000),MZUSP/4(collected
2006),PGB/7](Fig.1a-d);(4)RiodeJaneiroState,offCabo
Frioarea,trawledbyshrimpboatsat30-50m,dateun-
known[JC/7].
Thesenewrecordsextendtheknowndistributionofthe
speciesbyastraight-linedistanceof1800kmsouthofthe
nearestlocalityonPonder’s(1983)map,i.e.Recife,Pernam-
bucoState(Fig.2).ThustherangeofXenophoraconchylio-
phoraalongtheeastcoastofAmericaextendsfromCape
Hatteras(NorthCarolina,USA)toCaboFrio(Brazil).
Acknowledgements
Fig.2.DistributionofXenophoraconchyliophora(Born,1780)basedon
Ponder(1983)(circles)andthenewrecordspublishedhere(triangles). WeareverygratefultoZoltánFehér,HungarianNatural
Trianglesfromnorthtosouth:entranceofBayofTodososSantos,off HistoryMuseum,Budapest,Hungary,forhishelpinmak-
Alcobaça,offGuarapari,andoffCaboFrioarea. ingthemap,toTamásDelifortakingthephotographs,to
DominikaHavasforherhelpinmakingtheshellfigureand 85
toJohnHutchinson,SenckenbergMuseumfürNaturkunde,
Görlitz,Germany,forfine-tuningtheEnglishmanuscript.
References
Kreipl,K.&Alf,A.,1999.RecentXenophoridae:1-148.Hackenheim.
Ponder,W.F.,1983.ArevisionoftherecentXenophoridaeoftheworld
andoftheAustralianfossilspecies(Mollusca:Gastropoda).—
AustralianMuseumMemoir17:1-126.
Fig.1a-d.(Oppositepage)Xenophoraconchyliophora(Born,1780),Brazil, Simone,L.R.L.&CunhaC.M.,2012.Taxonomicstudyonthemolluscs
EspiritoSantoState,offGuarapari(PGB).Fig.1a-cshowsonespecimen collectedinMarion-Dufresneexpedition(MD55)toSEBrazil:
andFig.dshowsthebaseofanotherspecimen.Scale1mm. Xenophoridae,Cypraeoidea,mitriformsandTerebridae(Caenogas-
tropoda).—Zoosystema34(4):745-781.
PÁll-Gergely,B. & Coltro Junior, J.–NewBrazilianlocalitiesofXenophoraconchyliophora