194 lines
16 KiB
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194 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.233.3553" ID-GBIF-Dataset="283ae828-abf3-4e53-b8b6-64035dae10c6" ID-PMC="PMC3496905" ID-Pensoft-Pub="1313-2970-233-21" ID-PubMed="23226958" ModsDocAuthor="" ModsDocDate="2012" ModsDocID="1313-2970-233-21" ModsDocOrigin="ZooKeys 233" ModsDocTitle="New species of Isotomiella Bagnall, 1939 from Southeast of Brazil (Collembola, Isotomidae)" checkinTime="1451248635662" checkinUser="pensoft" docAuthor="Mendonca, Maria Cleide de, Abrantes, Eduardo A. & Neves, Ana Carolina R." docDate="2012" docId="B469D083FD389306D2FAD873E3ACCAFE" docLanguage="en" docName="ZooKeys 233: 21-30" docOrigin="ZooKeys 233" docSource="http://dx.doi.org/10.3897/zookeys.233.3553" docTitle="Isotomiella macedoi Mendonca, Abrantes & Neves, 2012, sp. n." docType="treatment" docVersion="3" lastPageNumber="25" masterDocId="E5380836273DFFDBFFB5F07CDA469D72" masterDocTitle="New species of Isotomiella Bagnall, 1939 from Southeast of Brazil (Collembola, Isotomidae)" masterLastPageNumber="30" masterPageNumber="21" pageNumber="22" updateTime="1668154610360" 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 Isotomiella Bagnall, 1939 from Southeast of Brazil (Collembola, Isotomidae)</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>Mendonca, Maria Cleide de</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>Abrantes, Eduardo 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>Neves, Ana Carolina R.</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>2012</mods:date>
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<mods:detail type="volume">
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<mods:number>233</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>21</mods:start>
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<mods:end>30</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.233.3553</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.233.3553</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-233-21</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152037497" LSID="urn:lsid:plazi:treatment:B469D083FD389306D2FAD873E3ACCAFE" httpUri="http://treatment.plazi.org/id/B469D083FD389306D2FAD873E3ACCAFE" lastPageId="4" lastPageNumber="25" pageId="1" pageNumber="22">
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<subSubSection pageId="1" pageNumber="22" type="nomenclature">
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<paragraph pageId="1" pageNumber="22">
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<taxonomicName LSID="urn:lsid:zoobank.org:act:48E60458-A1F8-4C63-9C6B-28CA3F6A8724" class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella macedoi" order="Entomobryomorpha" pageId="1" pageNumber="22" phylum="Arthropoda" rank="species" species="macedoi">Isotomiella macedoi</taxonomicName>
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<taxonomicNameLabel pageId="1" pageNumber="22">sp. n.</taxonomicNameLabel>
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Figs 113
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</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="22" type="material">
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<paragraph pageId="1" pageNumber="22">Material.</paragraph>
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<paragraph pageId="1" pageNumber="22">
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Holotype: Male (2320 CM/MNRJ): Southeast Brazil, State of Rio de Janeiro,
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<normalizedToken originalValue="Teresópolis">Teresopolis</normalizedToken>
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municipality, Rain forest litter at 1.400 meters a.s.l., 14-III-2012.
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<normalizedToken originalValue="Mendonça">Mendonca</normalizedToken>
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, M.C. leg. One Paratype male, same data as holotype, One male and 12 Paratypes female (2364CM/MNRJ) Same locality of holotype. 31-V-2012. All material deposited in Collembola Collection of Museu Nacional da Universidade Federal do Rio de Janeiro (Brazil).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="25" pageId="1" pageNumber="22" type="description">
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<paragraph pageId="1" pageNumber="22">Description.</paragraph>
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<paragraph pageId="1" pageNumber="22">Total body length of the holotype 0,74 mm. Habitus typical of the genus. Color white. Integument without craters. Pseudopores and integument channels not observed.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="25" pageId="2" pageNumber="23">
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<pageBreakToken pageId="2" pageNumber="23" start="start">Antennae</pageBreakToken>
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subequal to head diagonal. Length of Ant I to IV (30
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, 40
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, 40
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, 65
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<normalizedToken originalValue="µm">µm</normalizedToken>
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). Ant IV with one conspicuous tulip-shaped microsensillum with three or four small spines at apex protected by a curved chaeta, six broad and subequal sensilla, eight supplementary very thin sensilla (seven dorsal external, six dorsal internal and one shorter and thicker dorsal). Ant III with about 35-40 ordinary chaetae, two small
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<pageBreakToken pageId="3" pageNumber="24" start="start">sensory</pageBreakToken>
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rods (3
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<normalizedToken originalValue="µm">µm</normalizedToken>
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), three guard sensilla (7
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and one short sensillum below (Fig. 1). Ant II with about 40 smooth ordinary chaetae, 2 basal microsensilla, one dorsal and one ventral, and one dorso-lateral sensillum (Fig. 2). Ant I with 14 smooth ordinary chaetae, two lateral ciliated chaetae, two ventral and unequal sensilla (10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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and 4
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and two basal microsensilla, one dorsal and one ventral. Labral chaetae pattern
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<pageBreakToken pageId="4" pageNumber="25" start="start">4</pageBreakToken>
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/5,5,4, the third row with two lateral acuminate chaetae and the last row with two anterolateral chaetae strongly thickened (Fig. 3). External lobe of maxilla with bifurcate palp and four sublobal chaetae (Fig. 4). All chaetae of head smooth. Axial chaetotaxy pattern from Th II to Abd IV as 20,14/6,6,6,6 by half tergite. Th II with 1+1 lateral ciliated macrochaetae (45
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and 3+3 lateral sensilla (5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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). Th III with 1+1 lateral ciliated macrochaetae (50
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and 2+2 lateral sensilla (5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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); all the other chaetae smooth (Fig. 5). Abd I with 1+1 lateral ciliated macrochaetae (40
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and 2+2 ciliated chaetae (30
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) between the lateral macrochaetae; sensilla absent. Abd II with 1+1 lateral ciliated macrochaetae (40
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and 2+2 ciliated chaetae between lateral macrochaetae; sensilla absent and without the lateral area devoid of chaetae. Abd III with 2+2 anterior ciliated chaetae (35
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and 2+2 posterior ciliated chaetae (35
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) between the lateral ciliated macrochaetae (40
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<normalizedToken originalValue="µm">µm</normalizedToken>
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), 1+1 ventral sensillum (5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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). Abd IV with many ciliated chaetae (35-50
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and few smooth chaetae, 3+3 posterior sensilla (11
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<normalizedToken originalValue="µm">µm</normalizedToken>
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). Abd V-VI with several ciliated macrochaetae of different sizes (60-75
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and few smooth chaetae, 1+1 long and thick dorso-lateral sensillum (spl) with apex slightly curved (20
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<normalizedToken originalValue="µm">µm</normalizedToken>
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), 3+3 dorso-lateral sensilla sa, spe, spi (11
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and 1+1 ventral sensillum sv (5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) (Fig. 6). Dorso-lateral sensillary pattern of the body 3,2/0,0,1,2,5 (Fig. 7) Subcoxa I of legs I, II, III with 2, 3, 2 ciliated chaetae. Femur III with tenent hair smooth and two ciliated chaetae (Fig. 8). Tibiotarsus III strongly thickened on males, with about 40 smooth chaetae and 2 thin erect stick-like chaetae (10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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); on females the tibiotarsus III are normal without stick-like chaetae. Unguis plump (20
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and unguiculus (10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) lanceolated (Fig. 9). Ventral tube (45
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) with 4+4 anterior, 2+2 posterior and 4+4 distal chaetae (Fig. 10). Tenaculum with 4+4 teeth and 1 chaeta. Subcoxae anterior with 15 chaetae of which one ciliated; subcoxae posterior with 9 chaetae of which 6 ciliated (Fig. 11). Manubrium (55
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) with 5+5 ventro-distal, 4+4 lateral, and 12+12 dorsal smooth chaetae. Dens long, (125-130
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) crenulated, with about 40 anterior and 6 posterior smooth chaetae. Mucro small (7
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<normalizedToken originalValue="µm">µm</normalizedToken>
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), tridentate, the 2 basal teeth symmetrical (Fig. 11-12). Male genital plate as in Fig. 13.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="25" type="remarks">
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<paragraph pageId="4" pageNumber="25">Remarks.</paragraph>
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<paragraph pageId="4" pageNumber="25">
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella macedoi" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="macedoi">Isotomiella macedoi</taxonomicName>
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sp. n. is easily included in the minor group sensu
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<bibRefCitation author="Kovac, L" journalOrPublisher="Zootaxa" pageId="6" pageNumber="27" pagination="1 - 17" title="Redescription of Isotomiella alulu and I. delamarei (Collembola: Isotomidae) with notes on the systematics of the genus and new records from the Neotropics." volume="1825" year="2008">
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<normalizedToken originalValue="Kovác">Kovac</normalizedToken>
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and Palacios-Vargas (2008)
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</bibRefCitation>
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by its sensillar pattern (3,2/0,0,1,3,5), 3+3 to 5+5 ventral chaetae of manubrium, mucro tridentate and 4 sublobal chaetae. However, the new species also shares some characters, which do not define groups, with species of the nummulifer groups. With
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella delamarei" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="delamarei">Isotomiella delamarei</taxonomicName>
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Barra, 1968,
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella spinifer" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="spinifer">Isotomiella spinifer</taxonomicName>
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Deharveng & Oliveira, 1990,
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella edaphica" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="edaphica">Isotomiella edaphica</taxonomicName>
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Bedos & Deharveng, 1994,
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella leksawasdii" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="leksawasdii">Isotomiella leksawasdii</taxonomicName>
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Bedos & Deharveng, 1994,
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella canina" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="canina">Isotomiella canina</taxonomicName>
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<normalizedToken originalValue="Mendonça">Mendonca</normalizedToken>
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& Fernandes, 2003, the new species shares the antero-lateral chaetae of labrum strongly thickened and blunt. With
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella digitata" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="digitata">Isotomiella digitata</taxonomicName>
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Deharveng & Oliveira, 1990, I. distincta
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<normalizedToken originalValue="Mendonça">Mendonca</normalizedToken>
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& Fernandes, 2003 and
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella falcata" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="falcata">Isotomiella falcata</taxonomicName>
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<normalizedToken originalValue="Mendonça">Mendonca</normalizedToken>
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& Fernandes, 2003, it shares the tibiotarsus III thickened. However the presence of a set of rare characters, in particular the tibiotarsus III strongly thickened with two thin erected stick-like chaetae in the males makes
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella macedoi" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="macedoi">Isotomiella macedoi</taxonomicName>
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sp. n. unique among the genus
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="genus">Isotomiella</taxonomicName>
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. Females exhibit same characters as males, except this modified tibiotarsus III and stick-like chaetae.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="25" type="name derivation">
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<paragraph pageId="4" pageNumber="25">Name derivation.</paragraph>
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<paragraph pageId="4" pageNumber="25">The species is dedicated to the husband of the senior author, Prof. Antonio Carlos M. Macedo, micropaleontologist.</paragraph>
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<caption pageId="4" pageNumber="25">
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<paragraph pageId="4" pageNumber="25">
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Figure 1-6.
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella macedoi" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="macedoi">Isotomiella macedoi</taxonomicName>
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sp.n. 1 Ant III-IV Dorsal view, detail of the apical microsensillum 2 Ant I-II Dorsal view 3 Labral and prelabral chaetae 4 Outer lobe of maxilla 5 Dorsal chaetotaxy of Th II-III 6 Dorsal chaetotaxy of Abd I-VI.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="25">
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<paragraph pageId="4" pageNumber="25">
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Figure 7-13.
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<taxonomicName class="Collembola" family="Isotomidae" genus="Isotomiella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Isotomiella macedoi" order="Entomobryomorpha" pageId="4" pageNumber="25" phylum="Arthropoda" rank="species" species="macedoi">Isotomiella macedoi</taxonomicName>
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sp.n. 7 Sensillary pattern of the body 8 Subcoxa and femur of leg III 9 Tibiotarsus and unguis of leg III 10 Lateral view of ventral tube 11 Lateral view of abd. V-VI, subcoxa furcal, furca and tenaculum 12 Furca 13 Male genital plate.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |