348 lines
35 KiB
XML
348 lines
35 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.571.6894" ID-GBIF-Dataset="34a29b43-f365-47e9-bdbf-ea09572dfe4a" ID-PMC="PMC4829799" ID-Pensoft-Pub="1313-2970-571-1" ID-PubMed="27110156" ID-ZBK="3244BAB0681E4AD6A6CBB10C99D415EE" ModsDocAuthor="" ModsDocDate="2016" ModsDocID="1313-2970-571-1" ModsDocOrigin="ZooKeys 571" ModsDocTitle="A new species of sponge inhabiting barnacle Bryozobia (Archaeobalanidae, Bryozobiinae) in the West Pacific" checkinTime="1457426511991" checkinUser="pensoft" docAuthor="Yu, Meng-Chen, Kolbasov, Gregory A. & Chan, Benny K. K." docDate="2016" docId="2F980BE1ECB0CC37EC8DAC63BF0D3286" docLanguage="en" docName="ZooKeys 571: 1-20" docOrigin="ZooKeys 571" docSource="http://dx.doi.org/10.3897/zookeys.571.6894" docTitle="Bryozobia rossi Yu, Kolbasov & Chan, sp. n." docType="treatment" docUuid="3BD4CEC0-0D6B-4F0B-A1DA-E37D287F0ADA" docUuidSource="ZooBank" docVersion="5" lastPageNumber="11" masterDocId="FFD5C6485026FFA2461DFF92FFFAFFF5" masterDocTitle="A new species of sponge inhabiting barnacle Bryozobia (Archaeobalanidae, Bryozobiinae) in the West Pacific" masterLastPageNumber="20" masterPageNumber="1" pageNumber="5" updateTime="1668162790581" 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>A new species of sponge inhabiting barnacle Bryozobia (Archaeobalanidae, Bryozobiinae) in the West Pacific</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>Yu, Meng-Chen</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>Kolbasov, Gregory A.</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>Chan, Benny K. K.</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>2016</mods:date>
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<mods:detail type="volume">
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<mods:number>571</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>20</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.571.6894</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.571.6894</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-571-1</mods:identifier>
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<mods:identifier type="ZBK">3244BAB0681E4AD6A6CBB10C99D415EE</mods:identifier>
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<mods:identifier type="ZooBank">3244BAB0681E4AD6A6CBB10C99D415EE</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="127898235" LSID="urn:lsid:zoobank.org:act:3BD4CEC0-0D6B-4F0B-A1DA-E37D287F0ADA" httpUri="http://treatment.plazi.org/id/2F980BE1ECB0CC37EC8DAC63BF0D3286" lastPageId="10" lastPageNumber="11" pageId="4" pageNumber="5">
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<subSubSection pageId="4" pageNumber="5" type="multiple">
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<paragraph pageId="4" pageNumber="5">Taxon classification Animalia Sessilia Archaeobalanidae</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="nomenclature">
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<paragraph pageId="4" pageNumber="5">
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<taxonomicName LSID="http://zoobank.org/3BD4CEC0-0D6B-4F0B-A1DA-E37D287F0ADA" authority="Yu, Kolbasov & Chan" class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="4" pageNumber="5" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi Yu, Kolbasov & Chan</taxonomicName>
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<taxonomicNameLabel pageId="4" pageNumber="5">sp. n.</taxonomicNameLabel>
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Figures 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="type species">
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<paragraph pageId="4" pageNumber="5">Type species.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia synaptos" order="Sessilia" pageId="4" pageNumber="5" phylum="Arthropoda" rank="species" species="synaptos">Bryozobia synaptos</taxonomicName>
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Ross & Newman, 1996
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="materials_examined">
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<paragraph pageId="4" pageNumber="5">Materials examined.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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Holotype: Taiwan, Taitung, Green Island (Lyudao), Ziping,
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="22.633167">22°37.99'N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="9" value="121.49983">121°29.99'E</geoCoordinate>
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, depth 24 m, November 15, 2011, coll. J.H.Y. Yu, ASIZCR-000338, on host sponge
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<taxonomicName class="Demospongiae" family="Agelasidae" genus="Agelas" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agelas nakamurai" order="Agelasida" pageId="4" pageNumber="5" phylum="Porifera" rank="species" species="nakamurai">Agelas nakamurai</taxonomicName>
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(Hoshino, 1985), NPUST.POR.0357.
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</paragraph>
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<paragraph pageId="4" pageNumber="5">Paratypes: ASIZCR-000339, ASIZCR-000340 and Mg. 1222</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="materials_examined">
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<paragraph pageId="4" pageNumber="5">Other materials.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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Taiwan, Taitung, Orchid Island (Lanyu Island), Rock Shuangshihyen,
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="22.085667">22°05.14'N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="9" value="121.56834">121°34.10'E</geoCoordinate>
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, depth 24 m, June 11, 2011, coll. J.H.Y. Yu, CEL-SOI33-1, on host sponge
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<taxonomicName class="Demospongiae" family="Theonellidae" genus="Theonella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Theonella conica" order="Tetractinellida" pageId="4" pageNumber="5" phylum="Porifera" rank="species" species="conica">Theonella aff. conica</taxonomicName>
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(Kieschnick, 1896), NPUST.POR.0354.
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</paragraph>
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<paragraph pageId="4" pageNumber="5">
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Other materials: Japan, Nishidomari, Kochi,
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<geoCoordinate direction="north" orientation="latitude" precision="9" value="32.774666">32°46.48'N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="9" value="132.7315">132°43.89'E</geoCoordinate>
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, depth 5 m, July 22, 2011, coll. J.H.Y. Yu, CEL-SJP5-1, on host sponge
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<taxonomicName class="Demospongiae" family="Theonellidae" genus="Theonella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Theonella mirabilis" order="Tetractinellida" pageId="4" pageNumber="5" phylum="Porifera" rank="species" species="mirabilis">Theonella mirabilis</taxonomicName>
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(de Laubenfels, 1954), NPUST.POR.0350.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5" type="diagnosis">
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<paragraph pageId="4" pageNumber="5">Diagnosis.</paragraph>
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<paragraph lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5">
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Shell with unfused sutures, external surface with a few calcipeds and indistinct longitudinal ribs, vestige of CL2 with elevated interparietal portal on each side, an irregular whorl of open portals, and edges of parietal footings that may merge to completed portals. Calcareous base, base flat or saucer-shaped with numerous radial
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<pageBreakToken pageId="5" pageNumber="6" start="start">atria</pageBreakToken>
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(app. 24) permeated by dense, irregularly shaped pores. Scutum with a prominent articular ridge, articular furrow low, concave pits of adductor and depressor muscles. Broad tergum with a beak-shaped apex, high and short articular ridge, and sloping spur.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="9" lastPageNumber="10" pageId="5" pageNumber="6" type="description">
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<paragraph pageId="5" pageNumber="6">Description.</paragraph>
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<paragraph lastPageId="6" lastPageNumber="7" pageId="5" pageNumber="6">
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White shell, tinged pinkish toward apex, with a maximal height range of 3-3.7 mm, basal diameter range of 3.3-4.6 mm, orifice range of 1.0-1.3 mm, and six plates (R-CL1-CL2-C) with unfused sutures, roughened and plicated exterior parietes with fine growth lines and few finger- and blade-like calcareous calcipeds on the surface (Figures 3, 4
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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, 5
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<normalizedToken originalValue="A–L">A-L</normalizedToken>
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, 6C, D, F,
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<normalizedToken originalValue="I–K">I-K</normalizedToken>
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, 7); smooth and digitate longitudinal ribs in the parietes base extending to the parietal footings that may merge and form completed portals (Figures 3, 4
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<normalizedToken originalValue="A–F">A-F</normalizedToken>
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, 6A, B, D, F, G, 7
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<normalizedToken originalValue="C–E">C-E</normalizedToken>
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); a whorl of rare interparietal and parietal portals in the shell base, two interparietal portals below rudimentary CL2 slightly elevated; plates eliminated at half the total length of the shell (Figures 3, 4C, D, 5
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<normalizedToken originalValue="G–J">G-J</normalizedToken>
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, 6B, D, G, H, I, K, 7B, D, G, H). All portals were open and attached to the basal atria through arched sliced fillets (Figures 3, 4C, D, F, 6A, B, D, G, H, I, K, 7B). All plates, except CL2, were wide and triangular, with irregular basal margins and internal longitudinal ribs rostrum being the biggest (Figures 3, 4
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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, 5
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<normalizedToken originalValue="A–L">A-L</normalizedToken>
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, 6 A, I, K, 7
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<normalizedToken originalValue="A–E">A-E</normalizedToken>
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, G, H). The smallest CL2 were irregularly rectangular
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<normalizedToken originalValue="two–three">two-three</normalizedToken>
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times shorter than other plates (Figures 3, 4C, D, 5
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<normalizedToken originalValue="G–J">G-J</normalizedToken>
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, 6I, J, K, 7
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<normalizedToken originalValue="A–E">A-E</normalizedToken>
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, G, H). Radii transparietal, summits slightly oblique, triangular, solid, horizontally striated (Figures 3, 4
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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, 5
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<normalizedToken originalValue="A–J">A-J</normalizedToken>
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, 7A, B). Alae developed in the summits almost horizontally. Sheath developed approximately one-fifth in the carina and one-third to one-half of the total height in other plates (Figures 5
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<normalizedToken originalValue="A–L">A-L</normalizedToken>
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, 7
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<normalizedToken originalValue="E–H">E-H</normalizedToken>
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). Calcareous base, flat or saucer-shaped with less than twenty atria, atria width approximately 0.1 mm, permeated by irregularly shaped small and dense pores were solid, radial, and indistinct
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<pageBreakToken pageId="6" pageNumber="7" start="start">calcipeds</pageBreakToken>
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with separated atria, radiating from the center and extending out to basal margin and attached to the longitudinal ribs of parietes (Figures 4E, F, 5M, N, 6A, E, 7C, E).
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</paragraph>
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<caption pageId="6" pageNumber="7">
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<paragraph pageId="6" pageNumber="7">
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Figure 3.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n., shell (opercular plates removed), general morphology. A general view, lateral side B top view. Abbreviations: C, carina; CL1, carinolateral1; CL2, carinolateral2; CP, calcipeds; FP, parietal footing; HP, hemiportals; IPP, interparietal portal; PF, portal fillets; PP, parietal portal; R, rostrum. Scale bar in
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<normalizedToken originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</caption>
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<caption pageId="6" pageNumber="7">
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<paragraph pageId="6" pageNumber="7">
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Figure 4.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n. CEL-SJP5-1. Complete shell, scuta and terga. A rostral view B lateral view C carinal view D top view E, F basal view, sponge remnants and central part of basis removed in
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<normalizedToken originalValue="‘F’">'F'</normalizedToken>
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showing structure of basis G external view of scuta H internal view of scuta I external view of terga J internal view of terga. Scale bars: 1 mm.
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</paragraph>
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</caption>
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<caption pageId="6" pageNumber="7">
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<paragraph pageId="6" pageNumber="7">
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Figure 5.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n. CEL-SOI33-1.Disassembled shell showing separated plates and part of basis after bleach treatment. A, B external and internal view of rostrum C, E external view of carinolaterals1D, F internal view of carinolaterals1G, I external view of carinolaterals2H, J internal view of carinolaterals2K, L external and internal view of carina M, N external and internal view of part of basis. Scale bar: 1 mm.
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</paragraph>
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</caption>
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<caption pageId="6" pageNumber="7">
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<paragraph pageId="6" pageNumber="7">
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Figure 6.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n. CEL-SJP5-1. A basal view of shell showing basis (central part destroyed) with atria and basal calcipeds B part of margin of basis with two atria and their portals (indicated by arrows) C suture (indicated by arrow) between CL1 and R, interior view D exterior view of part of shell with interparietal and parietal portals (indicated by arrows) in basal parts of CL1 and R E enlarged part of basis with porous atria F enlarged fillets of hemiportals (indicated by arrow) showing porous and sliced structure between basis and parietes, external view G basal view of interparietal portal opening H enlarged broken atrial fillet (tube) showing sliced structure (inner side of shell) I sutures between CL1, CL2 and C (indicated by arrows) and fillet of interparietal portal eliminated CL2, interior view J enlarged sutures (indicated by arrows) between CL1, CL2 and C K exterior view of interparietal portal eliminates CL2. Abbreviations: C, carina; CL1, carinilateral1; CL2, carinolateral2; R, rostrum. Scales: 1 mm (A); 0.1 mm (
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<normalizedToken originalValue="B–K">B-K</normalizedToken>
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).
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</paragraph>
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</caption>
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<caption pageId="6" pageNumber="7">
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<paragraph pageId="6" pageNumber="7">
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Figure 7.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n. AASIZCR-000338, Top view of shell showing unfused wall plates BASIZCR-000338, enlarged external area of shell showing CL2 eliminated by interparietal portal CASIZCR-000339, basal view of shell with partially destroyed basis DASIZCR-000339, internal view of wall plates showing unfused sutures between CL1, CL2 and C EASIZCR-000340, internal view of wall plates with basal longitudinal ribs and basis fragment with perforated atria FASIZCR-000340, enlarged part of inner wall surface with unfused suture between R and CL1GASIZCR-000340, interior view of fragment of CL1 and CL2HASIZCR-000340, enlarged view of inner suture between CL1 and CL2. Abbreviations: C - carina, CL1 - carinilateral1, CL2 - carinolateral2, R - rostrum. Scale bars in mm.
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</paragraph>
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</caption>
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<paragraph pageId="6" pageNumber="7">Externally, scutum (Figure 4G, H) with horizontal growth ridges, without longitudinal striation; teeth present in the upper half of occludent margin; slightly bisinuous basal margin, strongly prominent articular ridge, approximately two-thirds the height of articular margin, articular furrow low, central adductor ridge, short, feeble, faint, and long depression for adductor muscle, and deep depressor and rostral muscles pits, lie directly at the basal margin. Tergum (Figure 4I, J) thin and semitransparent, nearly flat, with a beak-shaped apex; short and prominent articular ridge, broad articular furrow, without crests of depressor muscles; sloping spur not distinctly separated from the basiscutal angle of scutal margin, width approximately half of the basal margin, acute basiscutal angle; basal margin concave in the middle, wide and shallow spur furrow.</paragraph>
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<paragraph pageId="6" pageNumber="7">Labrum bilobed, separated by deep V-shaped notch (Figure 8A, B), with two or three small teeth on each side of the crest (Figure 8B).</paragraph>
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<caption pageId="6" pageNumber="7">
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<paragraph pageId="6" pageNumber="7">
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Figure 8.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n. ASIZCR-000338. Labrum (A, B), mandibular palp (
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<normalizedToken originalValue="C–E">C-E</normalizedToken>
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) and Mandible (
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<normalizedToken originalValue="F–G">F-G</normalizedToken>
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). A labrum B teeth on crests C mandibular palp D outer margin E serrulate setae on distal part F mandible G upper part with bifid second teeth H inferior angle. Scale bars in
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<normalizedToken originalValue="μm">μm</normalizedToken>
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.
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</paragraph>
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</caption>
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<paragraph pageId="6" pageNumber="7">Mandibular palp ovate with concave outer margin (Figure 8C, D), dense serrulate setae along the outer margin and tip (Figure 8E).</paragraph>
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<paragraph pageId="7" pageNumber="8">
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<pageBreakToken pageId="7" pageNumber="8" start="start">Mandible</pageBreakToken>
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with five teeth (Figure 8F), second and third teeth bifid, upper margin bearing simple setae (Figure 8G) and the inferior angle ending in blunt angle with stout simple setae (Figure 8H).
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</paragraph>
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<paragraph pageId="7" pageNumber="8">
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Maxillule with a straight cutting edge and seven large cuspidate setae, and the upper and lower pairs largest (Figure 9A); upper margin with three pairs of simple setae and the lower margin with numerous simple setae (Figure 9
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<normalizedToken originalValue="B–D">B-D</normalizedToken>
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).
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</paragraph>
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<paragraph pageId="7" pageNumber="8">Maxilla bilobed, with a triangular distal portion with a truncated outer edge (Figure 9E), base without setae, outer edge of the distal lobe with simple setae (Figure 9F, H), the inner edges of lobes straight, and thick serrulate setae along the inner edges of lobes (Figure 9G, H).</paragraph>
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<caption pageId="7" pageNumber="8">
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<paragraph pageId="7" pageNumber="8">
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Figure 9.
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<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
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sp. n. ASIZCR-000338. Maxillule (
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<normalizedToken originalValue="A–D">A-D</normalizedToken>
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) and maxilla (
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<normalizedToken originalValue="E–H">E-H</normalizedToken>
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). A maxillule B upper part of cutting edge C straight cutting edge D lower part of cutting edge E maxilla F outer edge of distal lobe G inner edge of distal lobe H terminal part of distal lobe. Scale bars in
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<normalizedToken originalValue="μm">μm</normalizedToken>
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.
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</paragraph>
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</caption>
|
||
<paragraph pageId="7" pageNumber="8">Cirrus I with unequal rami, anterior ramus with eleven segments, twice as long as the posterior ramus (five segments; Figure 10A), a protopod without setae at the anterior margin, with a tuft of plumose setae at the posterior margin (Figure 10A, B), and both the rami with serrulate setae on the intermediate segments, and bidentate and serrulate setae on the distal ends of anterior and posterior rami, respectively (Figure 10C, D).</paragraph>
|
||
<caption pageId="7" pageNumber="8">
|
||
<paragraph pageId="7" pageNumber="8">
|
||
Figure 10.
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
sp. n. ASIZCR-000338. Cirri I (left, view from the posterior side) (
|
||
<normalizedToken originalValue="A–D">A-D</normalizedToken>
|
||
), II (left, view from the anterior side) (
|
||
<normalizedToken originalValue="E–H">E-H</normalizedToken>
|
||
). A cirrus I B tuft of setae on at base of protopod C, D distal segments of posterior and anterior rami E cirrus II F setae on posterior margin of protopod G, H distal segments of anterior and posterior rami. Scale bars in
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="8" pageNumber="9">
|
||
<pageBreakToken pageId="8" pageNumber="9" start="start">Cirrus</pageBreakToken>
|
||
II with unequal rami, posterior ramus (six segments) shorter than the anterior (eight segments; Figure 10E), a protopod with plumose setae at the anterior margin and a tuft of plumose setae at the posterior margin (Figure 10F), the intermediate segments of both the rami with serrulate setae, and the distal ends of both the rami with bidentate setae (Figure 10G, H).
|
||
</paragraph>
|
||
<paragraph pageId="8" pageNumber="9">Cirrus III with subequal rami, a ten-segmented posterior ramus, nine-segmented anterior ramus (Figure 11A), a protopod with serrulate setae at the anterior margin and plumose setae at the posterior margin, the intermediate segments of both the rami with serrulate setae, distal ends of both the rami with bidentate and serrulate setae (Figure 11A, B).</paragraph>
|
||
<paragraph lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9">
|
||
Cirrus IV with unequal rami, a twelve-segmented anterior ramus, a posterior ramus broken with eleven segments on its remaining part (Figure 11C), a protopod with
|
||
<pageBreakToken pageId="9" pageNumber="10" start="start">short</pageBreakToken>
|
||
setae having three curved teeth on the anterior margin (Figure 11D), proximal segments of the anterior ramus with one or two curved teeth (Figure 11E, F), intermediate segments of the anterior ramus with two pairs of long and short serrulate setae, intermediate segments of the posterior ramus with three pairs of long, medium, and short serrulate setae (Figure 11F, G), and the last segment of the anterior ramus with serrulate setae (Figure 11H).
|
||
</paragraph>
|
||
<caption pageId="9" pageNumber="10">
|
||
<paragraph pageId="9" pageNumber="10">
|
||
Figure 11.
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
sp. n. ASIZCR-000338. Cirri III (left, view from the posterior side) (A, B), IV (left, view from the anterior side) (
|
||
<normalizedToken originalValue="C–H">C-H</normalizedToken>
|
||
). A cirrus III B distal segment of anterior ramus C Cirrus IV D setae and denticles on basis E, F teeth on proximal segments of anterior ramus G intermediate segments of anterior and posterior rami H distal segments of anterior ramus. Scale bars in
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="9" pageNumber="10">The cirri V and VI were similar in length, with the anterior rami of cirri V and VI both having twenty-one segments, and the posterior rami of cirri V and VI were both broken, with nine and fifteen segments on their remaining parts, respectively. A short and simple protopod was observed on the anterior margin and long serrulate setae on the posterior margin (Figure 12A, D), intermediate segments of both the rami with three pairs of long, medium, and short serrulate setae, and the last segments of both the rami with serrate setae (Figure 12B, E, C).</paragraph>
|
||
<paragraph pageId="9" pageNumber="10">The penis was approximately the same length as the cirrus VI, finely annulated, gradually tapering at the tip (Figure 12G), with a vestigial basidorsal point (Figure 12H), and long scarce setae scattered along the penis (Figure 12G, I).</paragraph>
|
||
<caption pageId="9" pageNumber="10">
|
||
<paragraph pageId="9" pageNumber="10">
|
||
Figure 12.
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
sp. n. ASIZCR-000338. Cirri V (left, view from the anterior side) (
|
||
<normalizedToken originalValue="A–C">A-C</normalizedToken>
|
||
), VI (left, view from the posterior side) (
|
||
<normalizedToken originalValue="D–F">D-F</normalizedToken>
|
||
) and penis (
|
||
<normalizedToken originalValue="G–I">G-I</normalizedToken>
|
||
). A cirrus V B setae on intermediate segments of posterior and anterior rami C distal segment of posterior ramus D cirrus VI E setae on intermediate segments of posterior and anterior rami F distal segment of anterior ramus G penis H rudimentary basidorsal point I setae on tip. Scale bars in
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="9" pageNumber="10" type="etymology">
|
||
<paragraph pageId="9" pageNumber="10">Etymology.</paragraph>
|
||
<paragraph pageId="9" pageNumber="10">
|
||
We named the organisms after the famous cirripedologist late Prof. Arnold Ross (Scripps Institution of Oceanography, USA), who discovered the subfamily
|
||
<taxonomicName lsidName="" pageId="9" pageNumber="10" rank="subfamily" subfamily="Bryozobiinae">Bryozobiinae</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10" type="remarks">
|
||
<paragraph pageId="9" pageNumber="10">Remarks.</paragraph>
|
||
<paragraph pageId="9" pageNumber="10">
|
||
All previously described specimens of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia synaptos" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="synaptos">Bryozobia synaptos</taxonomicName>
|
||
from Madagascar and Mauritius and
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
sp. from Sri Lanka possess several (two to three) more or less regular whorls of shell portals (
|
||
<bibRefCitation author="Ross, A" journalOrPublisher="Invertebrate Biology" pageId="12" pageNumber="13" pagination="150 - 161" title="A new sessile barnacle symbiotic with bryozoans from Madagascar and Mauritius (Cirripedia: Balanomorpha): a unique case of co-evolution?" url="10.2307/3227045" volume="115" year="1996">Ross and Newman 1996</bibRefCitation>
|
||
,
|
||
<bibRefCitation author="Van Syoc, RJ" journalOrPublisher="Journal of Experimental Marine Biology and Ecology" pageId="12" pageNumber="13" pagination="65 - 88" title="Morphology and evolutionary ecology of a sponge-barnacle symbiosis: Four new genera of barnacles (Archaeobalanidae, Bryozobiinae)." url="10.1016/j.jembe.2010.04.011" volume="392" year="2010">Van Syoc and Newman 2010</bibRefCitation>
|
||
). The interparietal portal below CL2 belonging to the first elevated whorl eliminates this plate; therefore, the shell becomes four plated below this whorl. All studied specimens of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
do not have the first elevated whorl of several portals; however, only a pair of interparietal portals below CL2 eliminated these plates.
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
is characterized by a single irregular basal whorl of portals situated at the same level as the basal hemiportals and this differentiates the new species from the previously discovered forms of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
. Each whorl of shell portals is added ontogenetically and the sizes of studied specimens are similar to those studied from Indian Ocean, revealing that the new species has less number of whorls of portals compared with the previously described species. Although
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
has less number of portals and whorls of portals, it belongs to the genus
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
because it has short, eliminated CL2 and open portals remaining attached to with the basal atria through tubular fillets. Opercular plates of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
were similar to those in
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia synaptos" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="synaptos">Bryozobia synaptos</taxonomicName>
|
||
(absent in the specimens of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
from Sri Lanka).
|
||
</paragraph>
|
||
<paragraph lastPageId="10" lastPageNumber="11" pageId="9" pageNumber="10">
|
||
The previously described
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
from Madagascar, the Mascarene Plateau and Sri Lanka states that the radii between the R-CL1 are obsolete, whilst radii between R-CL1 in
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
sp. n. in the present study is well developed. In addition, the original diagnosis of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
from Madagascar and the Mascarene Plateau did not include parietal calcipedia, in which this character is present in
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
sp. n. In the present study, we conclude it is premature to modify the diagnosis of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="9" pageNumber="10" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
due to whether
|
||
<pageBreakToken pageId="10" pageNumber="11" start="start">these</pageBreakToken>
|
||
discrepancies are ecotypic or specific differences is unknown. We propose to include
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia rossi" order="Sessilia" pageId="10" pageNumber="11" phylum="Arthropoda" rank="species" species="rossi">Bryozobia rossi</taxonomicName>
|
||
as incertae sedis in
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
, deferring a decision as to whether or not it is a new genus in the
|
||
<taxonomicName lsidName="" pageId="10" pageNumber="11" rank="subfamily" subfamily="Bryozobiinae">Bryozobiinae</taxonomicName>
|
||
when further molecular phylogenetic analysis is conducted in bryozobiine species.
|
||
</paragraph>
|
||
<paragraph pageId="10" pageNumber="11">
|
||
The previously studied specimens of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
were represented by subfossil materials. The present description is the first for the morphology of the oral cone, cirri, and penis in this genus. Their morphology does not differ considerably from that in other bryozobiines, and cirrus IV with recurved teeth, characteristic of most of these barnacles. This is a first discovery of
|
||
<taxonomicName class="Maxillopoda" family="Archaeobalanidae" genus="Bryozobia" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Bryozobia" order="Sessilia" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Bryozobia</taxonomicName>
|
||
in Pacific; the previous ones were from the Indian Ocean.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |