628 lines
108 KiB
XML
628 lines
108 KiB
XML
<document id="8D9F8AE925F32DA304C46DE1C0B427FE" ID-CLB-Dataset="9051" ID-DOI="10.11646/zootaxa.4903.2.8" ID-GBIF-Dataset="3c0da4cc-b25b-4140-ab37-fe55d2e958dc" ID-ISSN="1175-5326" ID-Zenodo-Dep="4423104" ID-ZooBank="74443D51-8EC4-4B49-9662-B2F81BC187E3" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1610015571674" checkinUser="plazi" docAuthor="Martins, Carlos A. M., Do Nascimento, Whandenson M., Dos Santos, Livanio C., Magalhães, Célio & Pinheiro, Allysson P." docDate="2021" docId="03F687DFFF9AFF80DCC6FA19FD6152A4" docLanguage="en" docName="zootaxa.4903.2.8.pdf" docOrigin="Zootaxa 4903 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Fredius avilai Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro 2021, n. sp." docType="treatment" docUuid="390E6F4D-2BCF-4107-9F89-282865FB87D5" docUuidSource="ZooBank" docVersion="7" lastPageNumber="291" masterDocId="FFCFFFA7FF9BFF86DC51FFBFFFF1551D" masterDocTitle="A new species of the genus Fredius Pretzmann, 1967 (Decapoda: Brachyura Pseudothelphusidae) from Brazil, with comments on the southerly distribution of the family" masterLastPageNumber="295" masterPageNumber="285" pageNumber="286" updateTime="1698920177645" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="8F1B03D5B6820773D7C229DEFED7000A">A new species of the genus Fredius Pretzmann, 1967 (Decapoda: Brachyura Pseudothelphusidae) from Brazil, with comments on the southerly distribution of the family</mods:title>
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<mods:namePart id="21D90781095A3E0842F4338108CDBF3D">Martins, Carlos A. M.</mods:namePart>
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<mods:namePart id="7EDD37139442E9DF1F744FCC3296ACC5">Do Nascimento, Whandenson M.</mods:namePart>
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<mods:affiliation id="875123F60C6AA617547009341AB29619">Laboratório de Crustáceos do Semiárido (LACRUSE), Departamento de Ciências e Biológicas, Universidade Regional do Cariri, URCA. 63100 - 000, Crato, Ceará, Brazil. & Programa de Diversidade Biológica e Recursos Naturais, Universidade Regional do Cariri, URCA. 63100 - 000, Crato, Ceará, Brazil. & https: // orcid. org / 0000 - 0002 - 4304 - 0980</mods:affiliation>
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<mods:namePart id="AD429C7717EACFFD528E398C9A2328FA">Dos Santos, Livanio C.</mods:namePart>
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<mods:affiliation id="1BCF598586805A37DACCB4BEF41612B6">Departamento de Biologia, Programa de Pós-Graduação em Ecologia e Recursos Naturais, Universidade Federal do Ceará. Av. Mister Hull, s / n, 60455 - 760 Fortaleza, Ceará, Brazil. https: // orcid. org / 0000 - 0001 - 7084 - 5146</mods:affiliation>
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<mods:namePart id="0B7D2AFDD7D606D8813A0E185545CFD4">Magalhães, Célio</mods:namePart>
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<mods:affiliation id="2A7C16847563F874803F65CB6E86DDD4">Instituto Nacional de Pesquisas da Amazônia, Coordenação de Biodiversidade (Retired). Manaus, Amazonas, Brazil. https: // orcid. org / 0000 - 0003 - 4858 - 2575</mods:affiliation>
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<mods:namePart id="8F77C8D0E197901A65B812A3B2500BD8">Pinheiro, Allysson P.</mods:namePart>
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<mods:affiliation id="EB46B923754A481EA2987693613F2485">Laboratório de Crustáceos do Semiárido (LACRUSE), Departamento de Ciências e Biológicas, Universidade Regional do Cariri, URCA. 63100 - 000, Crato, Ceará, Brazil. & Programa de Diversidade Biológica e Recursos Naturais, Universidade Regional do Cariri, URCA. 63100 - 000, Crato, Ceará, Brazil. & https: // orcid. org / 0000 - 0003 - 1565 - 6371</mods:affiliation>
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<mods:title id="46039521D3680584A2775CADC0B83B05">Zootaxa</mods:title>
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<mods:date id="A9D6B226D0846616F8D09CEF973936FE">2021</mods:date>
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<treatment id="03F687DFFF9AFF80DCC6FA19FD6152A4" ID-DOI="http://doi.org/10.5281/zenodo.4423106" ID-GBIF-Taxon="176438270" ID-Zenodo-Dep="4423106" LSID="urn:lsid:zoobank.org:act:390E6F4D-2BCF-4107-9F89-282865FB87D5" httpUri="http://treatment.plazi.org/id/03F687DFFF9AFF80DCC6FA19FD6152A4" lastPageId="6" lastPageNumber="291" pageId="1" pageNumber="286">
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<taxonomicName id="4C5F4D4AFF9AFF87DCC6FA19FEB150DC" ID-CoL="84GTV" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[151,320,1446,1473]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="286" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
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<emphasis id="B92BEADBFF9AFF87DCC6FA19FEB150DC" bold="true" box="[151,320,1446,1473]" italics="true" pageId="1" pageNumber="286">Fredius avilai</emphasis>
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<taxonomicNameLabel id="A21857A0FF9AFF87DD16FA18FE7B50DC" box="[327,394,1447,1473]" pageId="1" pageNumber="286" rank="species">n. sp.</taxonomicNameLabel>
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<subSubSection id="C3456542FF9AFF87DCC6FA74FD27535B" pageId="1" pageNumber="286" type="description">
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<paragraph id="8BE036C9FF9AFF87DCC6FA74FEFA50F8" blockId="1.[151,952,1446,1545]" box="[151,267,1483,1509]" pageId="1" pageNumber="286">
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(
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<figureCitation id="13642A4CFF9AFF87DCCEFA74FEF350F8" box="[159,258,1483,1509]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStartId-0="2.[151,250,1787,1811]" captionStartId-1="4.[151,250,1968,1992]" captionStartId-2="5.[151,250,1769,1793]" captionTargetBox-0="[151,1435,921,1764]" captionTargetBox-1="[197,1389,345,1945]" captionTargetBox-2="[162,1426,182,1744]" captionTargetId-0="figure-351@2.[151,1435,921,1764]" captionTargetId-1="figure-108@4.[197,1389,345,1945]" captionTargetId-2="figure-17@5.[151,1436,181,1745]" captionTargetPageId-0="2" captionTargetPageId-1="4" captionTargetPageId-2="5" captionText-0="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." captionText-1="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." captionText-2="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi-0="http://doi.org/10.5281/zenodo.4423109" figureDoi-1="http://doi.org/10.5281/zenodo.4423111" figureDoi-2="http://doi.org/10.5281/zenodo.4423113" httpUri-0="https://zenodo.org/record/4423109/files/figure.png" httpUri-1="https://zenodo.org/record/4423111/files/figure.png" httpUri-2="https://zenodo.org/record/4423113/files/figure.png" pageId="1" pageNumber="286">Figs 1–3</figureCitation>
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)
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</paragraph>
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<paragraph id="8BE036C9FF9AFF87DCC6FA51FC495314" blockId="1.[151,952,1446,1545]" box="[151,952,1518,1545]" pageId="1" pageNumber="286">
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<paragraph id="8BE036C9FF9AFF87DCC6F991FD27535B" blockId="1.[151,726,1582,1606]" box="[151,726,1582,1606]" pageId="1" pageNumber="286">
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<taxonomicName id="4C5F4D4AFF9AFF87DCC6F991FE91535B" box="[151,352,1582,1606]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="1" pageNumber="286" phylum="Arthropoda" rank="species" species="buritizatilis">
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<emphasis id="B92BEADBFF9AFF87DCC6F991FE91535B" box="[151,352,1582,1606]" italics="true" pageId="1" pageNumber="286">Fredius buritizatilis</emphasis>
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</taxonomicName>
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.—Santos
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<emphasis id="B92BEADBFF9AFF87DD9BF990FE0C535B" box="[458,509,1582,1606]" italics="true" pageId="1" pageNumber="286">et al.</emphasis>
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2020: tab. 1,2, fig. 8.
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<emphasis id="B92BEADBFF9AFF87DCC6F9D0FEBB5395" bold="true" box="[151,330,1646,1673]" pageId="1" pageNumber="286">Type material.</emphasis>
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: male (cw
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, cl
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),
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<specimenCode id="DBF99EB2FF9AFF87DF02F9D0FBF55394" box="[851,1028,1646,1673]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="1" pageNumber="286">MZUSP 41125</specimenCode>
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,
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<collectingCountry id="F3487659FF9AFF87D845F9D0FBAA5394" box="[1044,1115,1647,1673]" name="Brazil" pageId="1" pageNumber="286">Brazil</collectingCountry>
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,
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, municipality of
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<collectingMunicipality id="6B84ACB3FF9AFF87DCC6F92CFED853B0" box="[151,297,1683,1709]" pageId="1" pageNumber="286">Chupinguaia</collectingMunicipality>
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,
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(
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),
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<collectingDate id="EFA5E9E1FF9AFF87DF19F92CFC3553B0" box="[840,964,1683,1709]" pageId="1" pageNumber="286" value="2014-03-06">06.iii.2014</collectingDate>
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</date>
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,
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<collectionCode id="ED4EAE0CFF9AFF87DF9EF92CFC1253B0" box="[975,995,1683,1709]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="1" pageNumber="286">R</collectionCode>
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.
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<collectorName id="26AA531FFF9AFF87DFB6F92CFBBC53B2" box="[999,1101,1683,1711]" pageId="1" pageNumber="286">W. Ávila</collectorName>
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coll.
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</materialsCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C3456542FF9AFF87DC96F909FC975220" pageId="1" pageNumber="286" type="diagnosis">
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<paragraph id="8BE036C9FF9AFF87DC96F909FC975220" blockId="1.[151,1437,1646,2033]" pageId="1" pageNumber="286">
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<emphasis id="B92BEADBFF9AFF87DC96F909FEB353CD" bold="true" box="[199,322,1718,1744]" pageId="1" pageNumber="286">Diagnosis.</emphasis>
|
||
G1 with mesial lobe elongated, convoluted, proximal portion directed laterally, distal portion sharply recurved in abdominal direction; marginal process rounded, not projected over distal opening of spermatic channel, merging with distal portion of abdominal surface after a shallow depression; lateral suture well demarcated along mesoabdominal surface of stem, distal portion directed inwards.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3456542FF9AFF85DC96F8F9FD7151FF" lastPageId="3" lastPageNumber="288" pageId="1" pageNumber="286" type="description">
|
||
<paragraph id="8BE036C9FF9AFF84DC96F8F9FCD15494" blockId="1.[151,1437,1646,2033]" lastBlockId="2.[151,1437,151,897]" lastPageId="2" lastPageNumber="287" pageId="1" pageNumber="286">
|
||
<emphasis id="B92BEADBFF9AFF87DC96F8F9FEA8527D" bold="true" box="[199,345,1862,1888]" pageId="1" pageNumber="286">Description.</emphasis>
|
||
Carapace (
|
||
<figureCitation id="13642A4CFF9AFF87DD86F8F8FDDF527C" box="[471,558,1863,1889]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="1" pageNumber="286">Fig. 1A</figureCitation>
|
||
) outline ellipsoid, widest medially (cw/cl = 1.49), dorsal surface smooth, convex, regions poorly defined; pair of gastric pits poorly defined, close to each other, on metagastric region. Cervical grooves shallow and wide, nearly straight, distal ends reaching anterolateral margin; gastric grooves indistinct or incomplete. Post-frontal lobes small, slightly prominent; median groove shallow, clearly distinct between postfrontal lobules. Carapace surface between front, postfrontal lobules smooth, gently deflexed. Front with distinct upper border; upper border slightly convex in dorsal view, marked with row of papillae; lower border carinate, barely visible in dorsal view, sinuous in frontal view, with row of very faint papillae. Upper and lower orbital margins marked with row of faint papillae; exorbital angle obtuse. Anterolateral margins of carapace with distinct notch just behind exorbital angle, followed by row of small tuberculiform teeth; posterolateral margins smooth, rounded, marked by faint suture. Epistome (
|
||
<figureCitation id="13642A4CFF99FF84DDF1FE98FE07545C" box="[416,502,295,321]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1C</figureCitation>
|
||
) narrow, with prominent, triangular epistomal tooth; borders carinate. Sub-orbital, sub-hepatic regions of carapace sidewall smooth; pterygostomial region (
|
||
<figureCitation id="13642A4CFF99FF84DF8BFEF4FBC15478" box="[986,1072,331,357]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1C</figureCitation>
|
||
) covered with moderately wide patch of pubescent around mouthparts; otherwise smooth.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF99FF84DC96FE2CFCBA577C" blockId="2.[151,1437,151,897]" pageId="2" pageNumber="287">
|
||
Eyes (
|
||
<figureCitation id="13642A4CFF99FF84DD5EFE2CFE7D54B0" box="[271,396,403,429]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1A, C</figureCitation>
|
||
) well developed, partially filling orbit; corneas large, approximately twice as wide as long in frontal view; ocular peduncle longer than wide, with distinct median constriction. Mxp3 (
|
||
<figureCitation id="13642A4CFF99FF84D8E0FE08FADA54CC" box="[1201,1323,439,465]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1B, C</figureCitation>
|
||
) endopod with ischium subretangular, slightly longer than broad, outer margin slightly convex, smooth; inner margin straight, setate, bearing few squarish, corneous denticles; merus subtrapezoidal, slightly broader than long, outer margin broadly rounded. Mxp3 exopod short, smooth, approximately 0.40 times length of outer margin of ischium. Orifice of the efferent branchial (
|
||
<figureCitation id="13642A4CFF99FF84DDE5FDF8FDF9577C" box="[436,520,583,609]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1C</figureCitation>
|
||
) channel wide, subquadrate.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF99FF84DC96FDD4FC22569C" blockId="2.[151,1437,151,897]" pageId="2" pageNumber="287">
|
||
Chelipeds robust, moderately heterochelous, right P1 largest (
|
||
<figureCitation id="13642A4CFF99FF84DF23FDD4FBD85798" box="[882,1065,619,645]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1A, B, D, E</figureCitation>
|
||
). Meri subtriangular in cross-section; upper crest rounded, with irregular longitudinal row of tubercles; inner lower crest with irregular row of conical, blunt teeth increasing in size distally; outer lower crest marked with regular row of low tubercles. Carpi with row of small tubercles and prominent spine on mesial crest; outer side rounded, smooth. Chelae (
|
||
<figureCitation id="13642A4CFF99FF84D8B3FD68FAAB57EC" box="[1250,1370,727,753]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1D, E</figureCitation>
|
||
) with outer, inner surfaces of palm smooth, glabrous; palms little swollen (major P1: palm length/width 1.26); upper bor- der rounded, smooth, lower border with row of faint papillae. Fingers slightly gaping when closed, tips not crossing; cutting edge of both fingers with large conical, sharp teeth, smaller distally; smaller teeth sometimes interspersed with larger ones; dactylus ornamented with longitudinal rows of granules.
|
||
</paragraph>
|
||
<caption id="DF206641FF99FF84DCC6F944FF175246" ID-DOI="http://doi.org/10.5281/zenodo.4423109" ID-Zenodo-Dep="4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287" startId="2.[151,250,1787,1811]" targetBox="[151,1435,921,1764]" targetPageId="2">
|
||
<paragraph id="8BE036C9FF99FF84DCC6F944FF175246" blockId="2.[151,1437,1787,1883]" pageId="2" pageNumber="287">
|
||
<emphasis id="B92BEADBFF99FF84DCC6F944FEFE520E" bold="true" box="[151,271,1787,1811]" pageId="2" pageNumber="287">FIGURE 1</emphasis>
|
||
.
|
||
<taxonomicName id="4C5F4D4AFF99FF84DD4CF944FE5D520E" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[285,428,1787,1811]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="2" pageNumber="287" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF99FF84DD4CF944FE5D520E" box="[285,428,1787,1811]" italics="true" pageId="2" pageNumber="287">Fredius avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF99FF84DDE5F944FE1E520E" bold="true" box="[436,495,1787,1811]" pageId="2" pageNumber="287">
|
||
<taxonomicNameLabel id="A21857A0FF99FF84DDE5F944FE1E520E" box="[436,495,1787,1811]" pageId="2" pageNumber="287" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BE036C9FF99FF85DC96F836FD645478" blockId="2.[151,1437,1929,2028]" lastBlockId="3.[151,1437,151,2037]" lastPageId="3" lastPageNumber="288" pageId="2" pageNumber="287">
|
||
Thoracic sternum (
|
||
<figureCitation id="13642A4CFF99FF84DDCAF836FE0152B9" box="[411,496,1929,1956]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="2" pageNumber="287">Fig. 1B</figureCitation>
|
||
) smooth, glabrous. Sternites I, II completely fused, triangular; sternites II, III fused, suture replaced by shallow transversal furrow; sternites III (mxp3), IV (P1) fused, except for small suture at lateral edges of sternum; sternite VI largest. Sternal sulci s4/5, s5/6 distinct, faint in middle, deeper as approaching midline of thoracic sternum, interrupted, ending just before reaching midline; s6/7, s7/8 distinct, deep, complete, reaching midline. Midline of thoracic sternum marked by deep groove in sternites VII-VIII. Sternoabdominal cavity densely pilose, especially in sternites V-VI. Midline of thoracic sternum marked by deep groove at junction of sternites VII, VIII, indistinct in sternites V, VI. Sternoabdominal cavity moderately deep, densely pilose, especially in sternites V, VI; tubercles of sternoabdominal lock placed anteriorly on sternite V near sulcus with sternite IV. Orifice of the afferent branchial channel slightly pubescent.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF98FF85DC96FED0FDEB54B1" blockId="3.[151,1437,151,2037]" pageId="3" pageNumber="288">
|
||
All six abdominal somites free. Abdomen+telson arrangement subtriangular (
|
||
<figureCitation id="13642A4CFF98FF85D876FED0FB8C5494" box="[1063,1149,367,393]" captionStart="FIGURE 1" captionStartId="2.[151,250,1787,1811]" captionTargetBox="[151,1435,921,1764]" captionTargetId="figure-351@2.[151,1435,921,1764]" captionTargetPageId="2" captionText="FIGURE 1. Fredius avilai n. sp., male (cw 31.54 mm, cl 21.13 mm), holotype, MZUSP 41125. A, Habitus, dorsal view; B, habitus, ventral view; C, cephalothorax, frontal view, D, right cheliped, lateral view; F, left cheliped, lateral view. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.4423109" httpUri="https://zenodo.org/record/4423109/files/figure.png" pageId="3" pageNumber="288">Fig. 1B</figureCitation>
|
||
). Telson with lateral margins slightly concave, tip rounded.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF98FF85DC96FE09FAA75186" blockId="3.[151,1437,151,2037]" pageId="3" pageNumber="288">
|
||
G1 (
|
||
<figureCitation id="13642A4CFF98FF85DCA8FE09FEB954CD" box="[249,328,438,464]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="3" pageNumber="288">Figs. 2</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF98FF85DD05FE09FE9354CD" box="[340,354,438,464]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">3</figureCitation>
|
||
) robust, nearly straight in mesoabdominal view, wider at base, narrower at approximately 2/3 of its length, apex highly ornamented; subapical bulge well developed around lateral and sternal surfaces (
|
||
<figureCitation id="13642A4CFF98FF85D949FE65FAA954E9" box="[1304,1368,474,500]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
A–F). In mesoabdominal view, inner margin of proximal and median portion of stem nearly straight, outer margin gently sinuous, both margins bearing scattered small setae (
|
||
<figureCitation id="13642A4CFF98FF85DF42FD9EFC9F5726" box="[787,878,545,571]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3A</figureCitation>
|
||
). Marginal suture situated on mesial side, mostly straight, slightly arched at approximately distal fourth of its length, bearing dense patch of short setae along proximal portion (
|
||
<figureCitation id="13642A4CFF98FF85DCA9FDD6FE43579E" box="[248,434,617,643]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3A, B, F, G</figureCitation>
|
||
). Lateral suture well demarcated along mesoabdominal surface of stem, distal portion directed inwards, vanishing very close to marginal process, distinctly crested in relation to marginal suture (
|
||
<figureCitation id="13642A4CFF98FF85D97AFD33FA7E57BA" box="[1323,1423,652,679]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Figs. 3A</figureCitation>
|
||
). Marginal process (= marginal lobe, according to Magalh„es &
|
||
<bibRefCitation id="EFCE4B38FF98FF85DF08FD0FFBE057D7" author="Rodriguez, G." box="[857,1041,688,714]" pageId="3" pageNumber="288" pagination="677 - 689" refId="ref6291" refString="Magalh " es, C. & Rodriguez, G. (2002) The systematic and biogeographical status of Fredius reflexifrons (Ortmann, 1897) and Fredius fittkaui (Bott, 1967) (Crustacea: Brachyura: Pseudothelphusidae) from the Amazon and Atlantic Guianas river basins. Acta Amazonica, 32 (4), 677 - 689. https: // doi. org / 1809 - 43922002324689" type="journal article" year="2002">Rodríguez 2002</bibRefCitation>
|
||
; Magalh„es 2009; Magalh„es
|
||
<emphasis id="B92BEADBFF98FF85D935FD0EFA6457D7" box="[1380,1429,688,714]" italics="true" pageId="3" pageNumber="288">et al</emphasis>
|
||
. 2014) rounded in mesoabdominal view, not projected over distal opening of spermatic channel, merging with distal portion of abdominal surface after a shallow depression (
|
||
<figureCitation id="13642A4CFF98FF85DF5FFD47FC3B560F" box="[782,970,760,786]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3A, B, D, G</figureCitation>
|
||
). Mesial lobe strongly developed, narrow, sinuous, convoluted, proximal portion directed laterally, distal portion sharply recurved in abdominal direction (
|
||
<figureCitation id="13642A4CFF98FF85D93EFCA4FF525644" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
A–F). Cephalic spine strong, subtriangular, with acuminate tip pointing in abdominal direction (
|
||
<figureCitation id="13642A4CFF98FF85D887FC80FAE75644" box="[1238,1302,831,857]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
A–D, F, G). Cephalic lobe distally rounded, somewhat subtriangular in mesoabdominal view, with irregular rows of spinules along sternal margin; mesosternal surface smooth, clearly concave (
|
||
<figureCitation id="13642A4CFF98FF85DFDAFC38FC3A56BC" box="[907,971,903,929]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
A–G). Auxiliar lobe shorter than cephalic lobe, proximally inflated, indistinctly merging with cephalic lobe (
|
||
<figureCitation id="13642A4CFF98FF85DF2AFC15FC4D56D9" box="[891,956,938,964]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
B–D); lateral channel absent. Apex distally compressed in lateral-mesial direction; proximal portion remarkably inflated on mesial, mesoabdominal surfaces, bearing large patch of strong, corneous spines across mesosternal, mesial, abdominal surfaces (
|
||
<figureCitation id="13642A4CFF98FF85D897FC4DFAE35111" box="[1222,1298,1010,1036]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Figs. 3</figureCitation>
|
||
A–C, E–G); small subapical patch of spinules situated on proximal portion of sternal surface, adjacent to basal portion of field of apical spines (
|
||
<figureCitation id="13642A4CFF98FF85DD66FB86FE89514E" box="[311,376,1081,1107]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
D–F). Field of apical spines well developed as longitudinally elongated, dense patch of strong spines of varied sizes along concave lateral surface, enclosed by sternal and abdominal margins of apex (
|
||
<figureCitation id="13642A4CFF98FF85D948FBE2FAA8516A" box="[1305,1369,1117,1143]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="3" pageNumber="288">Fig. 3</figureCitation>
|
||
C–E). Opening of spermatic channel located subdistally near base of apical field of spines, covered by mesial lobe.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF98FF85DC96FB1AFD7151FF" blockId="3.[151,1437,151,2037]" pageId="3" pageNumber="288">G2 slightly smaller than G1, somewhat sinuous; flagellum slender, and gradually tapering in distal direction, with tiny spinules along abdominal surface.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3456542FF98FF85DC96FB53FB945037" pageId="3" pageNumber="288" type="materials_examined">
|
||
<paragraph id="8BE036C9FF98FF85DC96FB53FB945037" blockId="3.[151,1437,151,2037]" pageId="3" pageNumber="288">
|
||
<materialsCitation id="3B373C94FF98FF85DC96FB53FB905037" ID-GBIF-Occurrence="3012343302" country="Brazil" latitude="-12.555834" location="Chupinguaia" longLatPrecision="21" longitude="-60.903057" pageId="3" pageNumber="288" specimenCount="2" stateProvince="Rondonia" typeStatus="holotype">
|
||
<emphasis id="B92BEADBFF98FF85DC96FB53FDB3501B" bold="true" box="[199,578,1260,1286]" pageId="3" pageNumber="288">
|
||
<typeStatus id="54E4886BFF98FF85DC96FB53FEF3501B" box="[199,258,1260,1286]" pageId="3" pageNumber="288">Type</typeStatus>
|
||
locality and distribution.
|
||
</emphasis>
|
||
<collectingCountry id="F3487659FF98FF85DE1EFB53FD67501B" box="[591,662,1260,1286]" name="Brazil" pageId="3" pageNumber="288">Brazil</collectingCountry>
|
||
, state of
|
||
<collectingRegion id="499BF82BFF98FF85DF5DFB53FC8D501B" box="[780,892,1260,1286]" country="Brazil" name="Rondonia" pageId="3" pageNumber="288">Rondônia</collectingRegion>
|
||
, outskirts of the municipality of
|
||
<location id="8E806012FF98FF85D95CFB53FA6D501B" LSID="urn:lsid:plazi:treatment:03F687DFFF9AFF80DCC6FA19FD6152A4:8E806012FF98FF85D95CFB53FA6D501B" box="[1293,1436,1260,1286]" country="Brazil" latitude="-12.555834" longLatPrecision="21" longitude="-60.903057" name="Chupinguaia" pageId="3" pageNumber="288" stateProvince="Rondonia">Chupinguaia</location>
|
||
(
|
||
<geoCoordinate id="EE6B500EFF98FF85DCF1FAAFFED45037" box="[160,293,1296,1322]" degrees="12" direction="south" minutes="33" orientation="latitude" pageId="3" pageNumber="288" precision="15" seconds="21" value="-12.555834">12°33’21”S</geoCoordinate>
|
||
<geoCoordinate id="EE6B500EFF98FF85DD7DFAB0FE4F5037" box="[300,446,1295,1322]" degrees="60" direction="west" minutes="54" orientation="longitude" pageId="3" pageNumber="288" precision="15" seconds="11" value="-60.903057">60°54’11”W</geoCoordinate>
|
||
). The species is currently only known from the
|
||
<typeStatus id="54E4886BFF98FF85DF85FAAFFBF55037" box="[980,1028,1296,1322]" pageId="3" pageNumber="288">type</typeStatus>
|
||
locality
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3456542FF98FF80DC96FA8BFCD95608" lastPageId="6" lastPageNumber="291" pageId="3" pageNumber="288" type="etymology">
|
||
<paragraph id="8BE036C9FF98FF85DC96FA8BFDC5506C" blockId="3.[151,1437,151,2037]" pageId="3" pageNumber="288">
|
||
<emphasis id="B92BEADBFF98FF85DC96FA8BFEBF5053" bold="true" box="[199,334,1332,1358]" pageId="3" pageNumber="288">Etymology.</emphasis>
|
||
This new species is named after the herpetologist Robson W. Ávila, who collected and kindly made the specimen available for our study.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF98FF85DC96FAC4FB7D5088" blockId="3.[151,1437,151,2037]" box="[199,1164,1403,1429]" pageId="3" pageNumber="288">
|
||
<emphasis id="B92BEADBFF98FF85DC96FAC4FE7F5088" bold="true" box="[199,398,1403,1429]" pageId="3" pageNumber="288">Ecological notes.</emphasis>
|
||
There is no information available on the habitat of this new species.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF98FF85DC96FA20FEE15278" blockId="3.[151,1437,151,2037]" pageId="3" pageNumber="288">
|
||
<emphasis id="B92BEADBFF98FF85DC96FA20FE8850A4" bold="true" box="[199,377,1439,1465]" pageId="3" pageNumber="288">Zoogeography.</emphasis>
|
||
Given that only a single specimen of
|
||
<taxonomicName id="4C5F4D4AFF98FF85DF69FA20FC2650A4" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[824,983,1439,1465]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="avilai">
|
||
<emphasis id="B92BEADBFF98FF85DF69FA20FC2650A4" box="[824,983,1439,1465]" italics="true" pageId="3" pageNumber="288">Fredius avilai</emphasis>
|
||
</taxonomicName>
|
||
is available, a clear picture of the new species’ range of distribution is not yet possible. The municipality of Chupinguaia is drained by a few streams that empty into the rio Anari, a right bank affluent of rio Pimenta Bueno, which is a tributary of rio Machado (or rio Ji-
|
||
<collectingRegion id="499BF82BFF98FF85DCC6F9B5FF145339" box="[151,229,1546,1572]" country="Brazil" name="Parana" pageId="3" pageNumber="288">Paraná</collectingRegion>
|
||
) that flows into the rio Madeira (IBGE 2011), the largest sub-basin of the Amazon River basin (
|
||
<bibRefCitation id="EFCE4B38FF98FF85D947F9B5FF095355" author="Goulding, M. & Barthem, R. & Ferreira, E." pageId="3" pageNumber="288" refId="ref5667" refString="Goulding, M., Barthem, R. & Ferreira, E. (2003) The Smithsonian Atlas of the Amazon. Smithsonian Books, Washington, D. C., 253 pp." type="book" year="2003">
|
||
Goulding
|
||
<emphasis id="B92BEADBFF98FF85D9D9F9B4FF5C535A" italics="true" pageId="3" pageNumber="288">et al</emphasis>
|
||
. 2003
|
||
</bibRefCitation>
|
||
). Taking into account that pseudothelphusid species usually have narrow distributions and that
|
||
<taxonomicName id="4C5F4D4AFF98FF85D972F991FA8E535A" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[1315,1407,1581,1607]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF98FF85D972F991FA8E535A" box="[1315,1407,1581,1607]" italics="true" pageId="3" pageNumber="288">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF98FF85D9D7F991FF495376" bold="true" pageId="3" pageNumber="288">
|
||
<taxonomicNameLabel id="A21857A0FF98FF85D9D7F991FF495376" pageId="3" pageNumber="288" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
occurs in the same river system of
|
||
<taxonomicName id="4C5F4D4AFF98FF85DE6CF9EDFD295376" box="[573,728,1617,1643]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF98FF85DE6CF9EDFD295376" box="[573,728,1617,1643]" italics="true" pageId="3" pageNumber="288">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, i.e., the rio Machado watershed, one can expect that the former species could be more restricted to the upper reaches of the rio Pimenta Pueno watershed whereas
|
||
<taxonomicName id="4C5F4D4AFF98FF85D8AFF9C9FA6D5392" box="[1278,1436,1653,1679]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF98FF85D8AFF9C9FA6D5392" box="[1278,1436,1653,1679]" italics="true" pageId="3" pageNumber="288">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
seems to be distributed in the middle course of the rio Machado (Magalh„es
|
||
<emphasis id="B92BEADBFF98FF85DFBDF925FBEC53AE" box="[1004,1053,1689,1715]" italics="true" pageId="3" pageNumber="288">et al</emphasis>
|
||
. 2014). Vertical distribution could also be a factor separating both species:
|
||
<taxonomicName id="4C5F4D4AFF98FF85DE0AF902FD4653CB" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[603,695,1724,1750]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF98FF85DE0AF902FD4653CB" box="[603,695,1724,1750]" italics="true" pageId="3" pageNumber="288">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF98FF85DEEFF902FD0C53CA" bold="true" box="[702,765,1725,1751]" pageId="3" pageNumber="288">
|
||
<taxonomicNameLabel id="A21857A0FF98FF85DEEFF902FD0C53CA" box="[702,765,1725,1751]" pageId="3" pageNumber="288" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
would occur at slightly higher altitudes than
|
||
<taxonomicName id="4C5F4D4AFF98FF85D8A8F902FA6453CB" box="[1273,1429,1724,1750]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF98FF85D8A8F902FA6453CB" box="[1273,1429,1724,1750]" italics="true" pageId="3" pageNumber="288">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, as Chupinguaia is situated at an elevation between 350 and
|
||
<quantity id="4CA79B2CFF98FF85DF68F95FFC7153E6" box="[825,896,1760,1787]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="3" pageNumber="288" unit="m" value="450.0">450 m</quantity>
|
||
a.s.l. (
|
||
<bibRefCitation id="EFCE4B38FF98FF85DF9AF95FFB3553E7" author="Rempel, K. & Silva, D. R. V." box="[971,1220,1760,1786]" pageId="3" pageNumber="288" refId="ref6881" refString="Rempel, K. & Silva, D. R. V. (2019) Visita tecnica ao municipio de Chupinguaia / RO com vistas a mitigac " o de problemas de abastecimento por aguas subterraneas. Servico Geologico do Brasil-CPRM, Residencia de Porto Velho, Relatorio Tecnico, 30 pp. Unpublished. Available from http: // www. cprm. gov. br / imprensa / pdf / Relat % C 3 % B 3 rioFinalChupinguaia. pdf (accessed 6 April 2020)" type="book" year="2019">Rempel & Silva 2019</bibRefCitation>
|
||
) and Ji-Paraná, the
|
||
<typeStatus id="54E4886BFF98FF85DCC6F8BAFF365202" box="[151,199,1797,1823]" pageId="3" pageNumber="288">type</typeStatus>
|
||
locality of
|
||
<taxonomicName id="4C5F4D4AFF98FF85DD1FF8BAFE1D5203" box="[334,492,1796,1822]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF98FF85DD1FF8BAFE1D5203" box="[334,492,1796,1822]" italics="true" pageId="3" pageNumber="288">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, is between 100 and
|
||
<quantity id="4CA79B2CFF98FF85DEB2F8BBFCDD5202" box="[739,812,1796,1823]" metricMagnitude="2" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="288" unit="m" value="200.0">200 m</quantity>
|
||
a.s.l. (IBGE 2011). However, more accurate estimates of the distribution of both species can only be made after carrying out biological surveys across the rio Machado watershed.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF98FF82DC96F8CFFCFA545C" blockId="3.[151,1437,151,2037]" lastBlockId="4.[151,1436,150,321]" lastPageId="4" lastPageNumber="289" pageId="3" pageNumber="288">
|
||
In a revision of the Peruvian pseudothelphusids,
|
||
<bibRefCitation id="EFCE4B38FF98FF85DEBAF8D0FBD35294" author="Rodriguez, G. & Suarez, H." box="[747,1058,1903,1929]" pageId="3" pageNumber="288" pagination="11 - 28" refId="ref7186" refString="Rodriguez, G. & Suarez, H. (2004) A revision of the freshwater crabs of the family Pseudothelphusidae (Decapoda: Brachyura) from Peru with notes on the southern limits of the family. Amazoniana, 18 (1 / 2), 11 - 28." type="journal article" year="2004">Rodríguez & Suárez (2004)</bibRefCitation>
|
||
recorded
|
||
<taxonomicName id="4C5F4D4AFF98FF85D8C2F8D0FE5C52B0" authority="(Pretzmann, 1972)" baseAuthorityName="Pretzmann" baseAuthorityYear="1972" class="Malacostraca" family="Pseudothelphusidae" genus="Hypolobocera" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="gracilignatha">
|
||
<emphasis id="B92BEADBFF98FF85D8C2F8D0FF2652B0" italics="true" pageId="3" pageNumber="288">Hypolobocera gracilignatha</emphasis>
|
||
(Pretzmann, 1972)
|
||
</taxonomicName>
|
||
from río Camisea, province La Convención, department of
|
||
<collectingRegion id="499BF82BFF98FF85D815F82CFB7C52B0" box="[1092,1165,1939,1965]" country="Peru" name="Cusco" pageId="3" pageNumber="288">Cusco</collectingRegion>
|
||
,
|
||
<collectingCountry id="F3487659FF98FF85D8C6F82CFB3B52B0" box="[1175,1226,1939,1965]" name="Peru" pageId="3" pageNumber="288">Peru</collectingCountry>
|
||
(
|
||
<geoCoordinate id="EE6B500EFF98FF85D88BF82CFAAE52B3" box="[1242,1375,1939,1966]" degrees="11" direction="south" minutes="51" orientation="latitude" pageId="3" pageNumber="288" precision="15" seconds="28" value="-11.857779">11°51’28”S</geoCoordinate>
|
||
), and commented that the water divides of the
|
||
<collectingRegion id="499BF82BFF98FF85DE0AF808FD2952CC" box="[603,728,1975,2001]" country="Peru" name="Ucayali" pageId="3" pageNumber="288">río Ucayali</collectingRegion>
|
||
forms the southern Amazonian limit for the pseudothelphusids. The occurrence of
|
||
<taxonomicName id="4C5F4D4AFF98FF85DD3BF863FE3752E8" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[362,454,2011,2037]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF98FF85DD3BF863FE3752E8" box="[362,454,2011,2037]" italics="true" pageId="3" pageNumber="288">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF98FF85DD9CF864FDFD52E8" bold="true" box="[461,524,2011,2037]" pageId="3" pageNumber="288">
|
||
<taxonomicNameLabel id="A21857A0FF98FF85DD9CF864FDFD52E8" box="[461,524,2011,2037]" pageId="3" pageNumber="288" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
in Chupinguaia (
|
||
<geoCoordinate id="EE6B500EFF98FF85DE81F864FCDC52E8" box="[720,813,2011,2037]" degrees="12" direction="south" minutes="33" orientation="latitude" pageId="3" pageNumber="288" precision="925" value="-12.55">12°33’S</geoCoordinate>
|
||
) is a little further south than the aforecited record of
|
||
<taxonomicName id="4C5F4D4AFF98FF82D9D0F863FEDE55AC" baseAuthorityName="Pretzmann" baseAuthorityYear="1972" class="Malacostraca" family="Pseudothelphusidae" genus="Hypolobocera" kingdom="Animalia" lastPageId="4" lastPageNumber="289" order="Decapoda" pageId="3" pageNumber="288" phylum="Arthropoda" rank="species" species="gracilignatha">
|
||
<emphasis id="B92BEADBFF98FF82D9D0F863FEDE55AC" italics="true" lastPageId="4" lastPageNumber="289" pageId="3" pageNumber="288">H. gracilignatha</emphasis>
|
||
</taxonomicName>
|
||
as well as that of
|
||
<taxonomicName id="4C5F4D4AFF9FFF82DDABFF28FD6755AC" box="[506,662,151,177]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="4" pageNumber="289" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9FFF82DDABFF28FD6755AC" box="[506,662,151,177]" italics="true" pageId="4" pageNumber="289">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
from Ji-Paraná at
|
||
<geoCoordinate id="EE6B500EFF9FFF82DF37FF29FC3355AC" box="[870,962,150,177]" degrees="10" direction="south" minutes="51" orientation="latitude" pageId="4" pageNumber="289" precision="925" value="-10.85">10°51’S</geoCoordinate>
|
||
(Magalh„es
|
||
<emphasis id="B92BEADBFF9FFF82D803FF28FB7555AC" box="[1106,1156,151,177]" italics="true" pageId="4" pageNumber="289">et al</emphasis>
|
||
. 2014), thus establishing the current meridional limit of the distribution for the genus as well as for the family in the Amazon basin (
|
||
<tableCitation id="C6DD0372FF9FFF82D914FF04FA7A55C8" box="[1349,1419,187,213]" captionStart="TABLE 1" captionStartId="7.[151,239,563,589]" captionTargetPageId="7" captionText="TABLE 1. Southernmost records of species from the South American freshwater crab family Pseudothelphusidae (coordinates between square brackets obtained in Google Earth®)." httpUri="http://table.plazi.org/id/DF206641FF9CFF81DCC6FD8CFF04576C" pageId="4" pageNumber="289" tableUuid="DF206641FF9CFF81DCC6FD8CFF04576C">Tab. 1</tableCitation>
|
||
). This limit is very similar to the southernmost record so far known of a pseudothelphusid crab given by Pretzmann (1983) for
|
||
<taxonomicName id="4C5F4D4AFF9FFF82DD47FEBCFC375400" authority="(H. Milne Edwards & Lucas, 1842)" baseAuthorityName="H. Milne Edwards & Lucas" baseAuthorityYear="1842" box="[278,966,259,285]" class="Malacostraca" family="Pseudothelphusidae" genus="Hypolobocera" kingdom="Animalia" order="Decapoda" pageId="4" pageNumber="289" phylum="Arthropoda" rank="species" species="chilensis">
|
||
<emphasis id="B92BEADBFF9FFF82DD47FEBCFDD35400" box="[278,546,259,285]" italics="true" pageId="4" pageNumber="289">Hypolobocera chilensis</emphasis>
|
||
(H.
|
||
<bibRefCitation id="EFCE4B38FF9FFF82DE0BFEBCFC4F5400" author="Milne Edwards, H. & Lucas, H." box="[602,958,259,285]" pageId="4" pageNumber="289" refId="ref6478" refString="Milne Edwards, H. & Lucas, H. (1842) Crustaces. In: d'Orbigny, A. (Ed.), Voyage dans l'Amerique meridionale (le Bresil, la republique orientale de l'Uruguay, la republique Argentine, la Patagonie, la republique du Chili, la republique de Bolivia, la republique du Perou), executee pendant les annees 1826, 1827, 1828, 1829, 1830, 1831, 1832 et 1833. Vol. 6 (1). P. Bertrand, Vve Levrault, Paris and Strasbourg, pl. 10, fig. 1." type="journal volume" year="1842">Milne Edwards & Lucas, 1842</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
from the río San Juan, at approximately
|
||
<geoCoordinate id="EE6B500EFF9FFF82DCC6FE98FF04545C" box="[151,245,295,321]" degrees="13" direction="south" minutes="27" orientation="latitude" pageId="4" pageNumber="289" precision="925" value="-13.45">13°27’S</geoCoordinate>
|
||
, in the department of
|
||
<collectingRegion id="499BF82BFF9FFF82DDBAFE98FDE1545C" box="[491,528,295,321]" country="Peru" name="Ica" pageId="4" pageNumber="289">Ica</collectingRegion>
|
||
, Pacific slope of
|
||
<collectingCountry id="F3487659FF9FFF82DE81FE98FCF6545C" box="[720,775,295,321]" name="Peru" pageId="4" pageNumber="289">Peru</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
<caption id="DF206641FF9FFF82DCC6F80FFCB252F1" ID-DOI="http://doi.org/10.5281/zenodo.4423111" ID-Zenodo-Dep="4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="4" pageNumber="289" startId="4.[151,250,1968,1992]" targetBox="[197,1389,345,1945]" targetPageId="4">
|
||
<paragraph id="8BE036C9FF9FFF82DCC6F80FFCB252F1" blockId="4.[151,1437,1968,2028]" pageId="4" pageNumber="289">
|
||
<emphasis id="B92BEADBFF9FFF82DCC6F80FFEFC52D5" bold="true" box="[151,269,1968,1992]" pageId="4" pageNumber="289">FIGURE 2</emphasis>
|
||
.
|
||
<taxonomicName id="4C5F4D4AFF9FFF82DD4BF80FFE5952D5" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[282,424,1968,1992]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="4" pageNumber="289" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9FFF82DD4BF80FFE5952D5" box="[282,424,1968,1992]" italics="true" pageId="4" pageNumber="289">Fredius avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9FFF82DDFFF80FFE1652D5" bold="true" box="[430,487,1968,1992]" pageId="4" pageNumber="289">
|
||
<taxonomicNameLabel id="A21857A0FF9FFF82DDFFF80FFE1652D5" box="[430,487,1968,1992]" pageId="4" pageNumber="289" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF206641FF9EFF83DCC6F956FCC9528C" ID-DOI="http://doi.org/10.5281/zenodo.4423113" ID-Zenodo-Dep="4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="5" pageNumber="290" startId="5.[151,250,1769,1793]" targetBox="[162,1426,182,1744]" targetPageId="5">
|
||
<paragraph id="8BE036C9FF9EFF83DCC6F956FCC9528C" blockId="5.[151,1436,1769,1937]" pageId="5" pageNumber="290">
|
||
<emphasis id="B92BEADBFF9EFF83DCC6F956FEFE521C" bold="true" box="[151,271,1769,1793]" pageId="5" pageNumber="290">FIGURE 3</emphasis>
|
||
.
|
||
<taxonomicName id="4C5F4D4AFF9EFF83DD4FF956FE5F521C" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[286,430,1769,1793]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="5" pageNumber="290" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9EFF83DD4FF956FE5F521C" box="[286,430,1769,1793]" italics="true" pageId="5" pageNumber="290">Fredius avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9EFF83DDE6F956FE03521C" bold="true" box="[439,498,1769,1793]" pageId="5" pageNumber="290">
|
||
<taxonomicNameLabel id="A21857A0FF9EFF83DDE6F956FE03521C" box="[439,498,1769,1793]" pageId="5" pageNumber="290" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view. Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BE036C9FF9DFF80DC96FF28FCD95608" blockId="6.[151,1437,151,1977]" pageId="6" pageNumber="291">
|
||
<bibRefCitation id="EFCE4B38FF9DFF80DC96FF28FE0B55AC" author="Rodriguez, G. & Suarez, H." box="[199,506,151,177]" pageId="6" pageNumber="291" pagination="11 - 28" refId="ref7186" refString="Rodriguez, G. & Suarez, H. (2004) A revision of the freshwater crabs of the family Pseudothelphusidae (Decapoda: Brachyura) from Peru with notes on the southern limits of the family. Amazoniana, 18 (1 / 2), 11 - 28." type="journal article" year="2004">Rodríguez & Suárez (2004)</bibRefCitation>
|
||
attributed the absence of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DF42FF28FC0055AC" authorityName="Ortmann" authorityYear="1893" box="[787,1009,151,177]" class="Malacostraca" family="Pseudothelphusidae" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="family">Pseudothelphusidae</taxonomicName>
|
||
in latitudes higher than
|
||
<geoCoordinate id="EE6B500EFF9DFF80D8ABFF28FAC055AC" box="[1274,1329,151,177]" degrees="13" direction="south" orientation="latitude" pageId="6" pageNumber="291" precision="55555" value="-13.0">13°S</geoCoordinate>
|
||
along the Pacific coast of
|
||
<collectingCountry id="F3487659FF9DFF80DD18FF04FE8D55C8" box="[329,380,187,213]" name="Peru" pageId="6" pageNumber="291">Peru</collectingCountry>
|
||
to the climatic conditions, as this is an arid or semiarid area. This is not the case in the Amazon basin and yet the latitudinal limit seems to remain valid as no records of pseudothelphusid species are currently known south of this 12°/
|
||
<geoCoordinate id="EE6B500EFF9DFF80DDF8FEBCFE2C5400" box="[425,477,259,285]" degrees="13" direction="south" orientation="latitude" pageId="6" pageNumber="291" precision="55555" value="-13.0">13°S</geoCoordinate>
|
||
range (
|
||
<tableCitation id="C6DD0372FF9DFF80DE7EFEBCFD845400" box="[559,629,259,285]" captionStart="TABLE 1" captionStartId="7.[151,239,563,589]" captionTargetPageId="7" captionText="TABLE 1. Southernmost records of species from the South American freshwater crab family Pseudothelphusidae (coordinates between square brackets obtained in Google Earth®)." httpUri="http://table.plazi.org/id/DF206641FF9CFF81DCC6FD8CFF04576C" pageId="6" pageNumber="291" tableUuid="DF206641FF9CFF81DCC6FD8CFF04576C">Tab. 1</tableCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80DED3FEBCFD375400" box="[642,710,259,285]" captionStart="FIGURE 4" captionStartId="8.[151,250,1574,1598]" captionTargetBox="[156,1429,192,1544]" captionTargetId="figure-21@8.[151,1435,181,1551]" captionTargetPageId="8" captionText="FIGURE 4. Map indicating the southernmost records of the pseudothelphusid freshwater crabs in South America (Brazilian states are abbreviated as follow: AM, Amazonas; MT, Mato Grosso; PA, Pará; RO, Rondônia)." figureDoi="http://doi.org/10.5281/zenodo.4423115" httpUri="https://zenodo.org/record/4423115/files/figure.png" pageId="6" pageNumber="291">Fig. 4</figureCitation>
|
||
). Pseudothelphusids are a montane group mainly, with only a few species inhabiting areas lower than
|
||
<quantity id="4CA79B2CFF9DFF80DE72FE98FD98545C" box="[547,617,295,321]" metricMagnitude="2" metricUnit="m" metricValue="3.0" pageId="6" pageNumber="291" unit="m" value="300.0">300 m</quantity>
|
||
a.s.l. (
|
||
<bibRefCitation id="EFCE4B38FF9DFF80DEE0FE98FC98545C" author="Rodriguez, G." box="[689,873,295,321]" pageId="6" pageNumber="291" pagination="41 - 45" refId="ref6970" refString="Rodriguez, G. (1981) Decapoda. In: Hurlbert, S. H., Rodriguez, G. & Santos, N. D. (Eds.), Aquatic Biota of Tropical South America. Part 1. Arthropoda. San Diego State University, San Diego, pp. 41 - 45." type="book chapter" year="1981">Rodríguez 1981</bibRefCitation>
|
||
; Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80DFA5FE98FBD4545C" box="[1012,1061,295,321]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2016). In the southern portion of the Amazon basin they are mostly found in the piedmont area of the Andean effluents in
|
||
<collectingCountry id="F3487659FF9DFF80D824FEF4FB595478" box="[1141,1192,331,357]" name="Peru" pageId="6" pageNumber="291">Peru</collectingCountry>
|
||
(
|
||
<bibRefCitation id="EFCE4B38FF9DFF80D8E7FEF4FF205494" author="Rodriguez, G. & Suarez, H." pageId="6" pageNumber="291" pagination="11 - 28" refId="ref7186" refString="Rodriguez, G. & Suarez, H. (2004) A revision of the freshwater crabs of the family Pseudothelphusidae (Decapoda: Brachyura) from Peru with notes on the southern limits of the family. Amazoniana, 18 (1 / 2), 11 - 28." type="journal article" year="2004">Rodríguez & Suárez 2004</bibRefCitation>
|
||
) and in the tributaries that originate in the Brazilian Shield; the very few species recorded from lowlands areas have semiterrestrial habits and live in shaded forest streams draining ‘terra firme’ forest, which is never inundated by the periodical floods of the main Amazonian rivers (Magalh„es 1986; 2009; Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80D892FE08FB0954CC" box="[1219,1272,439,465]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2005; 2016). Pseudothelphusid species are found in all the southern sub-basins of the Amazon River from the rio Madeira to the mouth. Except for those from the rio Madeira sub-basin, the species occurring in the Tapajós, Xingu, and Tocantins sub-basins are found in their lower portion, usually along the rocky areas that mark the northern boundaries of the Brazilian Shield’s outcrops (
|
||
<figureCitation id="13642A4CFF9DFF80DD89FDF8FDEF577C" box="[472,542,583,609]" captionStart="FIGURE 4" captionStartId="8.[151,250,1574,1598]" captionTargetBox="[156,1429,192,1544]" captionTargetId="figure-21@8.[151,1435,181,1551]" captionTargetPageId="8" captionText="FIGURE 4. Map indicating the southernmost records of the pseudothelphusid freshwater crabs in South America (Brazilian states are abbreviated as follow: AM, Amazonas; MT, Mato Grosso; PA, Pará; RO, Rondônia)." figureDoi="http://doi.org/10.5281/zenodo.4423115" httpUri="https://zenodo.org/record/4423115/files/figure.png" pageId="6" pageNumber="291">Fig. 4</figureCitation>
|
||
). The middle and upper reaches of these sub-basins have not yet been properly surveyed for freshwater crabs and, if that is eventually accomplished, range extensions of those species, or even the discovery of new ones, are likely and the southern boundaries for the distribution of the pseudothelphusids could be extended up to water divides between the Amazon and the
|
||
<collectingCountry id="F3487659FF9DFF80DF19FD0CFC4157D0" box="[840,944,691,717]" name="Paraguay" pageId="6" pageNumber="291">Paraguay</collectingCountry>
|
||
and upper Paraná River basins between 14° and
|
||
<geoCoordinate id="EE6B500EFF9DFF80DC97FD69FEF057EC" box="[198,257,726,753]" degrees="15" direction="south" orientation="latitude" pageId="6" pageNumber="291" precision="55555" value="-15.0">15°S</geoCoordinate>
|
||
. A possible restriction for their occurrence up to this latitude may be the temperature, which can drop to a range of 14̅18°C during the coldest months (INPE 2020).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C3456542FF9DFF80DC96FCA0FD6152A4" pageId="6" pageNumber="291" type="discussion">
|
||
<paragraph id="8BE036C9FF9DFF80DC96FCA0FCE056B8" blockId="6.[151,1437,151,1977]" pageId="6" pageNumber="291">
|
||
<emphasis id="B92BEADBFF9DFF80DC96FCA0FECA5624" bold="true" box="[199,315,799,825]" pageId="6" pageNumber="291">Remarks.</emphasis>
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DD15FCA0FE125624" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[324,483,799,825]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DD15FCA0FE125624" box="[324,483,799,825]" italics="true" pageId="6" pageNumber="291">Fredius avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DDBAFCA0FDDD5624" bold="true" box="[491,556,799,825]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DDBAFCA0FDDD5624" box="[491,556,799,825]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is herein assigned to this genus because its G1 shows a well-developed subapical bulge around lateral and sternal surfaces, a laterally directed ear-shaped field of apical spines, and a simple marginal process (
|
||
<figureCitation id="13642A4CFF9DFF80DD36FCD8FE49569C" box="[359,440,871,897]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="6" pageNumber="291">Figs. 2</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80DD94FCD8FE25569C" box="[453,468,871,897]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">3</figureCitation>
|
||
), a set of characters commonly found in the species of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D81DFCD8FB53569C" authorityName="Pretzmann" authorityYear="1967" box="[1100,1186,871,897]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B92BEADBFF9DFF80D81DFCD8FB53569C" box="[1100,1186,871,897]" italics="true" pageId="6" pageNumber="291">Fredius</emphasis>
|
||
</taxonomicName>
|
||
(see
|
||
<bibRefCitation id="EFCE4B38FF9DFF80D8B1FCD8FA66569C" author="Rodriguez, G." box="[1248,1431,871,897]" pageId="6" pageNumber="291" refId="ref7030" refString="Rodriguez, G. (1982) Les crabes d'eau douce d'Amerique. Famille des Pseudothelphusidae. Faune Tropicale. Vol. 22. Editions de l'ORSTOM, Paris, pp. 1 - 224." type="book" year="1982">Rodriguez 1982</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFCE4B38FF9DFF80DCC6FC34FE3056B8" author="Rodriguez, G. & Pereira, G." box="[151,449,907,933]" pageId="6" pageNumber="291" pagination="298 - 311" refId="ref7127" refString="Rodriguez, G. & Pereira, G. (1992) New species, cladistic relationship, and biogeography of the genus Fredius (Decapoda: Brachyura: Pseudothelphusidae) from South America. Journal of Crustacean Biology, 12 (2), 298 - 311. https: // doi. org / 10.2307 / 1549082" type="journal article" year="1992">Rodríguez & Pereira 1992</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFCE4B38FF9DFF80DD9CFC34FCF556B8" author="Rodriguez, G. & Campos, M." box="[461,772,907,933]" pageId="6" pageNumber="291" pagination="763 - 775" refId="ref7066" refString="Rodriguez, G. & Campos, M. (1998) A cladistic revision of the genus Fredius (Crustacea: Decapoda: Pseudothelphusidae) and its significance to the biogeography of the Guianan lowlands of South America. Journal of Natural History, 32, 763 - 775. https: // doi. org / 10.1080 / 00222939800770391" type="journal article" year="1998">Rodríguez & Campos 1998</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF9DFF80DC96FC10FCCB5384" blockId="6.[151,1437,151,1977]" pageId="6" pageNumber="291">
|
||
With respect to G1 morphology,
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DE66FC10FD6356D4" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[567,658,943,969]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DE66FC10FD6356D4" box="[567,658,943,969]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DEC8FC10FD2956D4" bold="true" box="[665,728,943,969]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DEC8FC10FD2956D4" box="[665,728,943,969]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
has the closest resemblance to
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D869FC10FB2556D4" box="[1080,1236,943,969]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80D869FC10FB2556D4" box="[1080,1236,943,969]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, particularly with regard to the well-developed, narrow mesial lobe; the strong, subtriangular, acuminate cephalic spine; and the apex with the proximal portion distinctly inflated and covered by a large patch of strong, corneous spines across its mesosternal, mesial, abdominal surfaces. However, the apex of the G1 has a more pronounced torsion towards the abdominal side in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DD33FB80FE4C5144" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[354,445,1087,1113]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DD33FB80FE4C5144" box="[354,445,1087,1113]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DD92FB80FDF15144" bold="true" box="[451,512,1087,1113]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DD92FB80FDF15144" box="[451,512,1087,1113]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(
|
||
<figureCitation id="13642A4CFF9DFF80DE5EFB80FD815144" box="[527,624,1087,1113]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="6" pageNumber="291">Figs. 2C</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80DE2AFB80FD6E5144" box="[635,671,1087,1113]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">3A</figureCitation>
|
||
) than that exhibited by the G1 of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D840FB80FB5C5144" box="[1041,1197,1087,1113]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80D840FB80FB5C5144" box="[1041,1197,1087,1113]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
(see Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80D934FB80FA645144" box="[1381,1429,1087,1113]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2014: 106, fig. 1C), which results in some morphological differences that can easily distinguish both species, as follows: (a) in mesoabdominal view, the apex of the G1 looks distally narrower, subtriangular, and compressed in the sternal-abdominal direction in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DDBCFB14FDB651D8" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[493,583,1195,1221]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DDBCFB14FDB651D8" box="[493,583,1195,1221]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DE1CFB14FD7B51D8" bold="true" box="[589,650,1195,1221]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DE1CFB14FD7B51D8" box="[589,650,1195,1221]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(
|
||
<figureCitation id="13642A4CFF9DFF80DEC8FB14FD0B51D8" box="[665,762,1195,1221]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="6" pageNumber="291">Figs. 2C</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80DF54FB14FCD851D8" box="[773,809,1195,1221]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">3A</figureCitation>
|
||
) (versus enlarged, with distal margin broadly rounded in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DCC6FB70FEC251F4" box="[151,307,1231,1257]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80DCC6FB70FEC251F4" box="[151,307,1231,1257]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, cf. Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80DDB0FB70FDE051F4" box="[481,529,1231,1257]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2014: 106, fig. 1C); (b) the mesial lobe is shorter, with its distal portion truncated and strongly recurved in abdominal direction in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DEE5FB4CFCFE5010" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[692,783,1267,1293]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DEE5FB4CFCFE5010" box="[692,783,1267,1293]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DF47FB4CFCA45010" bold="true" box="[790,853,1267,1293]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DF47FB4CFCA45010" box="[790,853,1267,1293]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(
|
||
<figureCitation id="13642A4CFF9DFF80DF35FB4CFC185010" box="[868,1001,1267,1293]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="6" pageNumber="291">Figs. 2A, C</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80DFA5FB4CFBF15010" box="[1012,1024,1267,1293]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">3</figureCitation>
|
||
A–E) (versus mesial lobe longer and distal portion gradually tapering and curved upwards in lateral direction in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DF84FAA8FB81502C" box="[981,1136,1303,1329]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80DF84FAA8FB81502C" box="[981,1136,1303,1329]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, cf. Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80D94EFAA8FAA1502C" box="[1311,1360,1303,1329]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2014: 106, fig. 1C̅F); (c) cephalic spine points in abdominal direction in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DFDFFA84FC185048" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[910,1001,1339,1365]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DFDFFA84FC185048" box="[910,1001,1339,1365]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DFA1FA84FBDE5048" bold="true" box="[1008,1071,1339,1365]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DFA1FA84FBDE5048" box="[1008,1071,1339,1365]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(
|
||
<figureCitation id="13642A4CFF9DFF80D86FFA84FB505048" box="[1086,1185,1339,1365]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="6" pageNumber="291">Figs. 2C</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80D8FDFA83FB3E504A" box="[1196,1231,1340,1367]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">3A</figureCitation>
|
||
̅C) (versus point- ing in mesoabdominal direction in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DE75FAE0FD335064" box="[548,706,1375,1401]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80DE75FAE0FD335064" box="[548,706,1375,1401]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, cf. Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80DF26FAE0FC5B5064" box="[887,938,1375,1401]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2014: 106, fig. 1C, D); (d) subapical patch of spinules longitudinally enlarged and subtriangular in sternal view in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DFE7FA3CFBE05080" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[950,1041,1411,1437]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DFE7FA3CFBE05080" box="[950,1041,1411,1437]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80D849FA3CFBA65080" bold="true" box="[1048,1111,1411,1437]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80D849FA3CFBA65080" box="[1048,1111,1411,1437]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
(
|
||
<figureCitation id="13642A4CFF9DFF80D837FA3CFB3B5080" box="[1126,1226,1411,1437]" captionStart="FIGURE 2" captionStartId="4.[151,250,1968,1992]" captionTargetBox="[197,1389,345,1945]" captionTargetId="figure-108@4.[197,1389,345,1945]" captionTargetPageId="4" captionText="FIGURE 2. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, right first gonopod, MZUSP 41125. A, Sternal view; B, lateral view; C, abdominal view; D, mesial view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423111" httpUri="https://zenodo.org/record/4423111/files/figure.png" pageId="6" pageNumber="291">Figs. 2A</figureCitation>
|
||
,
|
||
<figureCitation id="13642A4CFF9DFF80D887FA3CFB075080" box="[1238,1270,1411,1437]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">3E</figureCitation>
|
||
) (versus short, rounded lobe in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DD1AFA18FE1650DC" box="[331,487,1447,1473]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80DD1AFA18FE1650DC" box="[331,487,1447,1473]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
, cf. Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80DEC6FA18FD3650DC" box="[663,711,1447,1473]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2014: 106, fig. 1F). Moreover, in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D819FA18FB5350DC" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[1096,1186,1447,1473]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80D819FA18FB5350DC" box="[1096,1186,1447,1473]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80D8F9FA18FB1750DC" bold="true" box="[1192,1254,1447,1473]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80D8F9FA18FB1750DC" box="[1192,1254,1447,1473]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
the distal fourth of the marginal suture length is slightly arched, the marginal process is narrow and rounded, and the distal portion of the lateral suture is directed inwards (
|
||
<figureCitation id="13642A4CFF9DFF80DE0BFA50FD435314" box="[602,690,1519,1545]" captionStart="FIGURE 3" captionStartId="5.[151,250,1769,1793]" captionTargetBox="[162,1426,182,1744]" captionTargetId="figure-17@5.[151,1436,181,1745]" captionTargetPageId="5" captionText="FIGURE 3. Fredius avilai n. sp., male (cw 31.54, cl 21.13), holotype, left first gonopod, MZUSP 41125. A, Whole organ, mesoabdominal view; B, distal part, abdominal view; C, distal part, lateroabdominal view; D, distal part, lateral view; E, distal part, sternal view; F, distal part, mesosternal view; G, distal part, mesial view.Abbreviations: al, auxiliary lobe; cl, cephalic lobe; cs, cephalic spine; fas, field of apical spines; ls, lateral suture; ml, mesial lobe; mp, marginal process; ms, marginal suture; sb, subapical bulge; ss, subapical patch of spinules. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4423113" httpUri="https://zenodo.org/record/4423113/files/figure.png" pageId="6" pageNumber="291">Fig. 3A</figureCitation>
|
||
) whereas in
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DF10FA50FC2C5314" box="[833,989,1519,1545]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80DF10FA50FC2C5314" box="[833,989,1519,1545]" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
the marginal suture is straight, the marginal process is large and straight, and the distal portion of the lateral suture is directed outwards (cf. Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80DCC6F988FF38534C" box="[151,201,1591,1617]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. 2014: 106, fig. 1C). The close relationship between these species is also corroborated in the genetic distance analyses based on the mitochondrial loci 16S presented by Santos
|
||
<emphasis id="B92BEADBFF9DFF80DFDAF9E4FC4F5368" box="[907,958,1627,1653]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. (2020) using some species of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D970F9E4FA865368" authorityName="Pretzmann" authorityYear="1967" box="[1313,1399,1627,1653]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B92BEADBFF9DFF80D970F9E4FA865368" box="[1313,1399,1627,1653]" italics="true" pageId="6" pageNumber="291">Fredius</emphasis>
|
||
</taxonomicName>
|
||
, in which they clustered together forming a sister species clade.
|
||
</paragraph>
|
||
<paragraph id="8BE036C9FF9DFF80DC96F91CFD6152A4" blockId="6.[151,1437,151,1977]" pageId="6" pageNumber="291">
|
||
The affinities of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DDD6F91CFE1553A0" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[391,484,1699,1725]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80DDD6F91CFE1553A0" box="[391,484,1699,1725]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80DDBDF91CFDDD53A0" bold="true" box="[492,556,1699,1725]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80DDBDF91CFDDD53A0" box="[492,556,1699,1725]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
with the other species of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DF07F91CFC5D53A0" authorityName="Pretzmann" authorityYear="1967" box="[854,940,1699,1725]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B92BEADBFF9DFF80DF07F91CFC5D53A0" box="[854,940,1699,1725]" italics="true" pageId="6" pageNumber="291">Fredius</emphasis>
|
||
</taxonomicName>
|
||
, even those that have relatively closer geographicaphic distribution (
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DD93F978FD9653FC" baseAuthorityName="H. Milne Edwards" baseAuthorityYear="1853" box="[450,615,1735,1761]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="denticulatus">
|
||
<emphasis id="B92BEADBFF9DFF80DD93F978FD9653FC" box="[450,615,1735,1761]" italics="true" pageId="6" pageNumber="291">F. denticulatus</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DE27F978FCE053FC" baseAuthorityName="Ortmann" baseAuthorityYear="1897" box="[630,785,1735,1761]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="reflexifrons">
|
||
<emphasis id="B92BEADBFF9DFF80DE27F978FCE053FC" box="[630,785,1735,1761]" italics="true" pageId="6" pageNumber="291">F. reflexifrons</emphasis>
|
||
</taxonomicName>
|
||
, and
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DF01F978FC5053FC" box="[848,929,1735,1761]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="ykaa">
|
||
<emphasis id="B92BEADBFF9DFF80DF01F978FC5053FC" box="[848,929,1735,1761]" italics="true" pageId="6" pageNumber="291">F. ykaa</emphasis>
|
||
</taxonomicName>
|
||
), are not so evident after taking into account their gonopodal morphology. These affinities have already been discussed by Magalh„es
|
||
<emphasis id="B92BEADBFF9DFF80D8D1F954FB405218" box="[1152,1201,1771,1797]" italics="true" pageId="6" pageNumber="291">et al</emphasis>
|
||
. (2014) for
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D968F954FF2B5234" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="buritizatilis">
|
||
<emphasis id="B92BEADBFF9DFF80D968F954FF2B5234" italics="true" pageId="6" pageNumber="291">F. buritizatilis</emphasis>
|
||
</taxonomicName>
|
||
and, given the similarities between the G1s of these two species, they can apply to
|
||
<taxonomicName id="4C5F4D4AFF9DFF80D823F8B0FB3D5234" authority="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro, 2021" authorityName="Martins & Do Nascimento & Dos Santos & Magalhães & Pinheiro" authorityYear="2021" box="[1138,1228,1807,1833]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="species" species="avilai" status="sp. nov.">
|
||
<emphasis id="B92BEADBFF9DFF80D823F8B0FB3D5234" box="[1138,1228,1807,1833]" italics="true" pageId="6" pageNumber="291">F. avilai</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B92BEADBFF9DFF80D883F8B0FAE15234" bold="true" box="[1234,1296,1807,1833]" pageId="6" pageNumber="291">
|
||
<taxonomicNameLabel id="A21857A0FF9DFF80D883F8B0FAE15234" box="[1234,1296,1807,1833]" pageId="6" pageNumber="291" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
as well. The very close affinities between these two species, suggested especially by the inflated apex and the long and narrow mesial lobe, their contiguous distribution close to the southern boundaries of the Amazon basin, and the relative differences in the gonopodal morphology in relation to the other species of
|
||
<taxonomicName id="4C5F4D4AFF9DFF80DF90F8C4FBE65288" authorityName="Pretzmann" authorityYear="1967" box="[961,1047,1915,1941]" class="Malacostraca" family="Pseudothelphusidae" genus="Fredius" kingdom="Animalia" order="Decapoda" pageId="6" pageNumber="291" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B92BEADBFF9DFF80DF90F8C4FBE65288" box="[961,1047,1915,1941]" italics="true" pageId="6" pageNumber="291">Fredius</emphasis>
|
||
</taxonomicName>
|
||
may indicate that the relationships within the genus require more detailed study.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |