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189 lines
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.480.8599" ID-GBIF-Dataset="7842c4fc-e927-4e42-b769-2aea27dc59c6" ID-PMC="PMC4319105" ID-Pensoft-Pub="1313-2970-480-1" ID-PubMed="25685020" ID-ZBK="9E128E1898304CE0897CDA703E620408" ModsDocAuthor="" ModsDocDate="2015" ModsDocID="1313-2970-480-1" ModsDocOrigin="ZooKeys 480" ModsDocTitle="New species of Rissoidae (Mollusca, Gastropoda) from the Archipelago of the Azores (northeast Atlantic) with an updated regional checklist for the family" checkinTime="1451244702017" checkinUser="pensoft" docAuthor="Cordeiro, Ricardo & Avila, Sergio P." docDate="2015" docId="9FAB00CBB486E78C3D8FDB8DDF1CA2A0" docLanguage="en" docName="ZooKeys 480: 1-19" docOrigin="ZooKeys 480" docSource="http://dx.doi.org/10.3897/zookeys.480.8599" docTitle="Setia netoae Avila & Cordeiro, sp. n." docType="treatment" docUuid="CFE8729E-CB9E-466B-A352-42E806D18A73" docUuidSource="ZooBank" docVersion="4" lastPageNumber="6" masterDocId="FFEB4D67A13DFFA47136902F1776FFE9" masterDocTitle="New species of Rissoidae (Mollusca, Gastropoda) from the Archipelago of the Azores (northeast Atlantic) with an updated regional checklist for the family" masterLastPageNumber="19" masterPageNumber="1" pageNumber="6" updateTime="1668159886614" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>New species of Rissoidae (Mollusca, Gastropoda) from the Archipelago of the Azores (northeast Atlantic) with an updated regional checklist for the family</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Cordeiro, Ricardo</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Avila, Sergio P.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2015</mods:date>
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<mods:detail type="volume">
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<mods:number>480</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>19</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.480.8599</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.480.8599</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-480-1</mods:identifier>
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<mods:identifier type="ZBK">9E128E1898304CE0897CDA703E620408</mods:identifier>
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<mods:identifier type="ZooBank">9E128E1898304CE0897CDA703E620408</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152058109" LSID="urn:lsid:zoobank.org:act:CFE8729E-CB9E-466B-A352-42E806D18A73" httpUri="http://treatment.plazi.org/id/9FAB00CBB486E78C3D8FDB8DDF1CA2A0" lastPageNumber="6" pageId="5" pageNumber="6">
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<subSubSection pageId="5" pageNumber="6" type="multiple">
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<paragraph pageId="5" pageNumber="6">
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<pageBreakToken pageId="5" pageNumber="6" start="start">Taxon</pageBreakToken>
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classification Animalia Littorinimorpha Rissoidae
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="nomenclature">
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<paragraph pageId="5" pageNumber="6">
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<taxonomicName LSID="http://zoobank.org/CFE8729E-CB9E-466B-A352-42E806D18A73" authority="Avila & Cordeiro" class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia netoae" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="netoae">
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Setia netoae
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<normalizedToken originalValue="Ávila">Avila</normalizedToken>
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& Cordeiro
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</taxonomicName>
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<taxonomicNameLabel pageId="5" pageNumber="6">sp. n.</taxonomicNameLabel>
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Figure 3
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="type material">
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<paragraph pageId="5" pageNumber="6">Type material.</paragraph>
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<paragraph pageId="5" pageNumber="6">
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Holotype, DBUA 745 (1 spc., 1.57
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<normalizedToken originalValue="×">x</normalizedToken>
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0.90 mm); paratype 1, DBUA 1086 (1 spc., 1.55
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<normalizedToken originalValue="×">x</normalizedToken>
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0.89 mm),
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<normalizedToken originalValue="São">Sao</normalizedToken>
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Miguel Island (
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<normalizedToken originalValue="Baía">Baia</normalizedToken>
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de Rosto do
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<normalizedToken originalValue="Cão">Cao</normalizedToken>
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, low intertidal, 07/1990); paratype 2, DBUA 1087 (1 spc., 1.15
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<normalizedToken originalValue="×">x</normalizedToken>
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0.70 mm); paratype 3, DBUA 1088 (1 spc., 1.17
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<normalizedToken originalValue="×">x</normalizedToken>
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0.71 mm),
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<normalizedToken originalValue="São">Sao</normalizedToken>
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Miguel Island (
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<normalizedToken originalValue="Baía">Baia</normalizedToken>
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de
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<normalizedToken originalValue="Belém">Belem</normalizedToken>
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,
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<normalizedToken originalValue="São">Sao</normalizedToken>
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Roque, 8.6 m depth, 04/07/1990); paratype 4, DBUA 1089 (spc., 1.26
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<normalizedToken originalValue="×">x</normalizedToken>
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0.74 mm); paratype 5, DBUA 1090 (spc., 1.12
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<normalizedToken originalValue="×">x</normalizedToken>
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0.68 mm), paratype 6, DBUA 1091 (spc., 1.36
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<normalizedToken originalValue="×">x</normalizedToken>
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0.79 mm), Graciosa Island (
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<normalizedToken originalValue="Baía">Baia</normalizedToken>
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da Folga, 8 m depth, 10/06/1988); paratype 7, DBUA 264 (1 sh., 2.09
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<normalizedToken originalValue="×">x</normalizedToken>
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1.07 mm), Flores Island (Lajes das Flores, 6-10 m depth, 27/10/1990).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="type locality">
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<paragraph pageId="5" pageNumber="6">Type locality.</paragraph>
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<paragraph pageId="5" pageNumber="6">
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<normalizedToken originalValue="Baía">Baia</normalizedToken>
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de Rosto do
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<normalizedToken originalValue="Cão">Cao</normalizedToken>
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,
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<normalizedToken originalValue="São">Sao</normalizedToken>
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Miguel Island, Azores.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="etymology">
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<paragraph pageId="5" pageNumber="6">Etymology.</paragraph>
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<paragraph pageId="5" pageNumber="6">Named after Ana Neto, an Azorean marine phycologist from the University of the Azores.</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="description">
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<paragraph pageId="5" pageNumber="6">Description.</paragraph>
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<paragraph pageId="5" pageNumber="6">
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Shell minute, cream to translucent in colour, oval-high conical, up to 2.1
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<normalizedToken originalValue="×">x</normalizedToken>
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1.1 mm (Fig. 3
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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and F). Protoconch dome-shaped (typical of the genus), smooth, whorls 1.25, diameter 250
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, separated from the teleoconch by a clearly visible line (Fig. 3G). Teleoconch with 3.5 to 4 inflated, rounded, strongly convex whorls sculptured with weak axial growth lines; whorls with regular contour and conspicuous increase in width (Fig. 3
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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). Spire moderately high. Suture deep, constricted (Fig. 3E). Last whorl large, globose, 60% of shell length (Fig. 3
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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). Base large, rounded (Fig. 3E). Aperture oval, oblique with continuous and simple peristome (smooth within), and posterior angulation (Fig. 3E). Parietal region thin, rather straight (Fig. 3E). Outer and inner lip with a thin edge (not thickened) (Fig. 3E). Umbilicus a very narrow fissure (Fig. 3E). Animal bright-yellow, with very distinctive single dark-brown patch to inner side of head, readily visible at transparency (Fig. 3
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<normalizedToken originalValue="A–C">A-C</normalizedToken>
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and F). Operculum simple, thin, nucleus eccentric, yellowish at transparency (Fig. 3A, B and F).
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</paragraph>
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<caption pageId="5" pageNumber="6">
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<paragraph pageId="5" pageNumber="6">
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Figure 3.
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia netoae" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="netoae">Setia netoae</taxonomicName>
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sp. n. A Holotype (1.57
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<normalizedToken originalValue="×">x</normalizedToken>
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0.90 mm mm), DBUA 745 (shell) B Paratype 6 (1.36
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<normalizedToken originalValue="×">x</normalizedToken>
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0.79 mm mm), DBUA 1091 (shell) C Paratype 6, DBUA 1091 (shell, lateral view) D Paratype 7 (2.09
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<normalizedToken originalValue="×">x</normalizedToken>
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1.07 mm), DBUA 264 (shell) E Paratype 1 (1.55
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<normalizedToken originalValue="×">x</normalizedToken>
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0.89 mm), DBUA 1086 (shell) F Paratype 5 (1.12
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<normalizedToken originalValue="×">x</normalizedToken>
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0.68 mm), DBUA 1090 (shell) G Paratype 1, DBUA 1086 (protoconch, apical view).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="habitat">
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<paragraph pageId="5" pageNumber="6">Habitat.</paragraph>
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<paragraph pageId="5" pageNumber="6">On rocky shores covered by algae, from the intertidal down to 10 m depth.</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="geographical distribution">
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<paragraph pageId="5" pageNumber="6">Geographical distribution.</paragraph>
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<paragraph pageId="5" pageNumber="6">
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Flores, Graciosa and
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<normalizedToken originalValue="São">Sao</normalizedToken>
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Miguel Islands. Probably endemic to the Azores.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="remarks">
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<paragraph pageId="5" pageNumber="6">Remarks.</paragraph>
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<paragraph pageId="5" pageNumber="6">
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This species appears to be uncommon on the Azorean shores. It differs from
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia subvaricosa" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="subvaricosa">Setia subvaricosa</taxonomicName>
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by lacking the vertical reddish flames on the shell that characterizes this species. It further differs from
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia subvaricosa" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="subvaricosa">Setia subvaricosa</taxonomicName>
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by the thinner outer lip of the aperture and by the absence of spiral threads on the protoconch.
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia netoae" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="netoae">Setia netoae</taxonomicName>
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sp. n. differs from
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia alexandrae" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="alexandrae">Setia alexandrae</taxonomicName>
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sp. n. in having a more slender shell, 4 instead of 3 whorls on the teleoconch, by the distinctive colour pattern of the animal, and by the proportions of the last whorl/total length of the shell, which are 60% versus 70-75%, respectively.
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia netoae" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="netoae">Setia netoae</taxonomicName>
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sp. n. differs from other Atlantic congeners (cf.
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<bibRefCitation author="Avila, SP" journalOrPublisher="The Scientific World Journal" pageId="10" pageNumber="11" title="Patterns of diversity of the Rissoidae (Mollusca: Gastropoda) in the Atlantic and the Mediterranean Region." url="10.1100/2012/164890" volume="2012" year="2012">
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<normalizedToken originalValue="Ávila">Avila</normalizedToken>
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et al. 2012
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</bibRefCitation>
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; and present study) by lacking the usual colourful patterns, such as wavy flames, blotches and lines, observed in the shells of this genus. It also has a more elongate shell than most of the known
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="genus">Setia</taxonomicName>
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. The shell resembles that of similar sized
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia antipolitana" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="antipolitana">Setia antipolitana</taxonomicName>
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(van der Linden & Wagner, 1987), but the latter has vertical lines interrupted medially that are not present in
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<taxonomicName class="Gastropoda" family="Rissoidae" genus="Setia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Setia netoae" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="netoae">Setia netoae</taxonomicName>
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sp. n.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |