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126 lines
16 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.943.52773" ID-GBIF-Dataset="8b3801e8-36ec-4ce6-a50d-4ae38ab39e05" ID-PMC="PMC7324410" ID-Pensoft-Pub="1313-2970-943-1" ID-Pensoft-UUID="2445E5941B585EE6B56E114E62102FB5" ID-PubMed="32624673" ID-ZooBank="2E2EAD47EC1A49FCAA9B857C29E283D6" ModsDocID="1313-2970-943-1" checkinTime="1592862879990" checkinUser="pensoft" docAuthor="Masunari, Setuko, Martins, Salise Brandt & Anacleto, Andre Fernando Miyadi" docDate="2020" docId="052BCA91C9E45E059DEE3EAFBD45B52B" docLanguage="en" docName="ZooKeys 943: 1-20" docOrigin="ZooKeys 943" docSource="http://dx.doi.org/10.3897/zookeys.943.52773" docTitle="Minuca vocator" docType="treatment" docVersion="4" id="2445E5941B585EE6B56E114E62102FB5" lastPageNumber="1" masterDocId="2445E5941B585EE6B56E114E62102FB5" masterDocTitle="An illustrated key to the fiddler crabs (Crustacea, Decapoda, Ocypodidae) from the Atlantic coast of Brazil" masterLastPageNumber="20" masterPageNumber="1" pageNumber="1" updateTime="1668169006592" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>An illustrated key to the fiddler crabs (Crustacea, Decapoda, Ocypodidae) from the Atlantic coast of Brazil</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Masunari, Setuko</mods:namePart>
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<mods:affiliation>Laboratory for Crustacean Research UFPR, Department of Zoology, Federal University of Parana, Curitiba, Parana State, Brazil</mods:affiliation>
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<mods:nameIdentifier type="email">set_mas@yahoo.com.br</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Martins, Salise Brandt</mods:namePart>
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<mods:affiliation>Laboratory for Crustacean Research UFPR, Department of Zoology, Federal University of Parana, Curitiba, Parana State, Brazil</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Anacleto, Andre Fernando Miyadi</mods:namePart>
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<mods:affiliation>Laboratory for Crustacean Research UFPR, Department of Zoology, Federal University of Parana, Curitiba, Parana State, Brazil</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>ZooKeys</mods:title>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>943</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>20</mods:end>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.943.52773</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.943.52773</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-943-1</mods:identifier>
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<mods:identifier type="ZooBank">2E2EAD47EC1A49FCAA9B857C29E283D6</mods:identifier>
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<treatment ID-GBIF-Taxon="164697042" LSID="urn:lsid:plazi:treatment:052BCA91C9E45E059DEE3EAFBD45B52B" httpUri="http://treatment.plazi.org/id/052BCA91C9E45E059DEE3EAFBD45B52B" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName LSID="052BCA91-C9E4-5E05-9DEE-3EAFBD45B52B" authority="(Herbst, 1804)" baseAuthorityName="Herbst" baseAuthorityYear="1804" class="Malacostraca" family="Ocypodidae" genus="Minuca" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Minuca vocator" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="vocator">Minuca vocator (Herbst, 1804)</taxonomicName>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Minuca vocator. A carapace with pile forming a typical pattern, dorsal view B third ambulatory leg with pile on dorsal surface of all segments except dactylus (setae), posterior view." figureDoi="10.3897/zookeys.943.52773.figure3" httpUri="https://binary.pensoft.net/fig/423557" pageId="0" pageNumber="1">Figure 3A, B</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Recognition characters.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Carapace pentagonal moderately arched; profuse pile on dorsal surface forming a characteristic pattern mostly on hepatic and branchial regions (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Minuca vocator. A carapace with pile forming a typical pattern, dorsal view B third ambulatory leg with pile on dorsal surface of all segments except dactylus (setae), posterior view." figureDoi="10.3897/zookeys.943.52773.figure3" httpUri="https://binary.pensoft.net/fig/423557" pageId="0" pageNumber="1">3A</figureCitation>
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). Dorso-lateral margins well marked even covered by pile, and strongly convergent posteriorly; major and minor pairs of postero-lateral striae clearly visible (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Minuca vocator. A carapace with pile forming a typical pattern, dorsal view B third ambulatory leg with pile on dorsal surface of all segments except dactylus (setae), posterior view." figureDoi="10.3897/zookeys.943.52773.figure3" httpUri="https://binary.pensoft.net/fig/423557" pageId="0" pageNumber="1">3A</figureCitation>
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, setae). Front triangular and very wide measuring from 36% to 38% of the front-orbital breadth. Male major claw with manus covered with small tubercles dorsally and frontally and provided with a strong groove on dorsal margin usually filled with dirt; fingers thick and slightly flattened, and a little longer than manus; pollex and dactyl slightly curved forming a gap as wide as the fingers in their base. Exuberant piles on dorsal surface of merus, carpus and manus of all ambulatory legs; these piles can extend to ventral side of manus (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Minuca vocator. A carapace with pile forming a typical pattern, dorsal view B third ambulatory leg with pile on dorsal surface of all segments except dactylus (setae), posterior view." figureDoi="10.3897/zookeys.943.52773.figure3" httpUri="https://binary.pensoft.net/fig/423557" pageId="0" pageNumber="1">3B</figureCitation>
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). Male abdomen somites never fused. Medium-sized crabs, males with CW up to 27.0 mm in a population from Itamambuca mangrove, Ubatuba, southeastern Brazil (
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<bibRefCitation DOI="https://doi.org/10.3989/scimar.2004.68n1139" author="Colpo, KD" journalOrPublisher="Scientia Marina" pageId="0" pageNumber="1" pagination="139 - 146" refId="B12" refString="Colpo, KD, Negreiros-Fransozo, ML, 2004. Comparison of the population structure of the fiddler crab Uca vocator (Herbst, 1804) from three subtropical mangrove forests. Scientia Marina 68 (1): 139 - 146, DOI: https://doi.org/10.3989/scimar.2004.68n1139" title="Comparison of the population structure of the fiddler crab Uca vocator (Herbst, 1804) from three subtropical mangrove forests." url="https://doi.org/10.3989/scimar.2004.68n1139" volume="68" year="2004">Colpo and Negreiros-Fransozo 2004</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="notes">
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<paragraph pageId="0" pageNumber="1">Biological notes.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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The species forms one of the densest populations composed by large crabs, and its reproductive period coincides with the rainy period in northern Brazil (
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<bibRefCitation DOI="https://doi.org/10.3354/meps291177" author="Koch, V" journalOrPublisher="Marine Ecology Progress Series" pageId="0" pageNumber="1" pagination="177 - 188" refId="B18" refString="Koch, V, Wolff, M, Diele, K, 2005. Comparative population dynamics of four fiddler crabs (Ocypodidae genus Uca) from a north Brazilian mangrove ecosystem. Marine Ecology Progress Series 291: 177 - 188, DOI: https://doi.org/10.3354/meps291177" title="Comparative population dynamics of four fiddler crabs (Ocypodidae genus Uca) from a north Brazilian mangrove ecosystem." url="https://doi.org/10.3354/meps291177" volume="291" year="2005">Koch et al. 2005</bibRefCitation>
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). The southeast populations, however, have continuous reproduction (
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<bibRefCitation DOI="https://doi.org/10.1163/156854003321672782" author="Colpo, KD" journalOrPublisher="Crustaceana" pageId="0" pageNumber="1" pagination="1 - 11" refId="B11" refString="Colpo, KD, Negreiros-Fransozo, ML, 2003. Reproductive output of Uca vocator (Herbst, 1804) (Brachyura, Ocypodidae) from three subtropical mangroves in Brazil. Crustaceana 76 (1): 1 - 11, DOI: https://doi.org/10.1163/156854003321672782" title="Reproductive output of Uca vocator (Herbst, 1804) (Brachyura, Ocypodidae) from three subtropical mangroves in Brazil." url="https://doi.org/10.1163/156854003321672782" volume="76" year="2003">Colpo and Negreiros-Fransozo 2003</bibRefCitation>
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). On the other hand, in impacted mangroves of southeastern Brazil, populations are not dense and crabs are smaller than in other populations (
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<bibRefCitation DOI="https://doi.org/10.1590/S0101-81752008000400004" author="Bede, LM" journalOrPublisher="Revista Brasileira de Zoologia" pageId="0" pageNumber="1" pagination="601 - 607" refId="B3" refString="Bede, LM, Oshiro, LMY, Mendes, LMD, Silva, AA, 2008. Comparacao da estrutura populacional das especies de Uca (Crustacea: Decapoda: Ocypodidae) no Manguezal de Itacuruca, Rio de Janeiro, Brasil. Revista Brasileira de Zoologia 25 (4): 601 - 607, DOI: https://doi.org/10.1590/S0101-81752008000400004" title="Comparacao da estrutura populacional das especies de Uca (Crustacea: Decapoda: Ocypodidae) no Manguezal de Itacuruca, Rio de Janeiro, Brasil." url="https://doi.org/10.1590/S0101-81752008000400004" volume="25" year="2008">
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<normalizedToken originalValue="Bedê">Bede</normalizedToken>
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et al. 2008
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</bibRefCitation>
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). The species prefers muddy substrates (
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<bibRefCitation DOI="https://doi.org/10.1163/156854003321672782" author="Colpo, KD" journalOrPublisher="Crustaceana" pageId="0" pageNumber="1" pagination="1 - 11" refId="B11" refString="Colpo, KD, Negreiros-Fransozo, ML, 2003. Reproductive output of Uca vocator (Herbst, 1804) (Brachyura, Ocypodidae) from three subtropical mangroves in Brazil. Crustaceana 76 (1): 1 - 11, DOI: https://doi.org/10.1163/156854003321672782" title="Reproductive output of Uca vocator (Herbst, 1804) (Brachyura, Ocypodidae) from three subtropical mangroves in Brazil." url="https://doi.org/10.1163/156854003321672782" volume="76" year="2003">Colpo and Negreiros-Fransozo 2003</bibRefCitation>
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;
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<bibRefCitation DOI="https://doi.org/10.1017/S1755267212000942" author="Thurman, CL" journalOrPublisher="Latin American Journal of Aquatic Research" pageId="0" pageNumber="1" refId="B33" refString="Thurman, CL, Faria, SC, McNamara, JC, 2013. The distribution of fiddler crabs (Uca) along the coast of Brazil: implications for biogeography of the western Atlantic coast. Marine Biodiversity Records 6: e1. https://doi.org/10.1017/S1755267212000942" title="The distribution of fiddler crabs (Uca) along the coast of Brazil: implications for biogeography of the western Atlantic coast. Marine Biodiversity Records 6: e 1." url="https://doi.org/10.1017/S1755267212000942" year="2013">Thurman et al. 2013</bibRefCitation>
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). Large and well-constructed chimneys at the entrance of burrows were observed in a population from Venezuela, but there is no record of this ornamentation in any other population including those from Brazilian coast (
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<bibRefCitation author="Crane, J" journalOrPublisher="Princeton University Press, Princeton" pageId="0" pageNumber="1" refId="B15" refString="Crane, J, 1975. Fiddler crabs of the world Ocypodidae: Genus Uca. Princeton University Press, Princeton" title="Fiddler crabs of the world Ocypodidae: Genus Uca" year="1975">Crane 1975</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="remarks">
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<paragraph pageId="0" pageNumber="1">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Characteristic pubescence pattern on the carapace and dense piles on dorsal surface of ambulatory legs are the best diagnostic characters for distinguishing it from other
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<taxonomicName class="Malacostraca" family="Ocypodidae" genus="Minuca" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Minuca" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Minuca</emphasis>
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</taxonomicName>
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species recorded in Brazil. Another Brazilian fiddler crab that has an exuberant pile on the carapace surface is
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<taxonomicName baseAuthorityName="Rathbun" baseAuthorityYear="1900" class="Malacostraca" family="Ocypodidae" genus="Leptuca" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leptuca thayeri" order="Decapoda" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="thayeri">
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<emphasis italics="true" pageId="0" pageNumber="1">Leptuca thayeri</emphasis>
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</taxonomicName>
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, easily distinguishable from
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<taxonomicName lsidName="M. vocator" pageId="0" pageNumber="1" rank="species" species="vocator">
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<emphasis italics="true" pageId="0" pageNumber="1">M. vocator</emphasis>
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</taxonomicName>
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by a very narrow front of the former species (compare Figs
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Uca maracoani. A carapace with bare surface, dorsal view B male major claw with flat fingers, frontal view. Leptuca thayeri C carapace mostly covered with pile (seta) D male major claw with cylindrical fingers, frontal view." figureDoi="10.3897/zookeys.943.52773.figure2" httpUri="https://binary.pensoft.net/fig/423556" pageId="0" pageNumber="1">2C</figureCitation>
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and
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Minuca vocator. A carapace with pile forming a typical pattern, dorsal view B third ambulatory leg with pile on dorsal surface of all segments except dactylus (setae), posterior view." figureDoi="10.3897/zookeys.943.52773.figure3" httpUri="https://binary.pensoft.net/fig/423557" pageId="0" pageNumber="1">3A</figureCitation>
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). Although
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<bibRefCitation author="Melo, GAS" journalOrPublisher="Editora Pleiade, Sao Paulo" pageId="0" pageNumber="1" refId="B25" refString="Melo, GAS, 1996. Manual de identificacao dos Brachyura (caranguejos e siris) do litoral Brasileiro. Editora Pleiade, Sao Paulo" title="Manual de identificacao dos Brachyura (caranguejos e siris) do litoral Brasileiro." year="1996">Melo (1996)</bibRefCitation>
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considered Santa Catarina State as the southernmost limit of the geographic distribution of the species, currently the species has been reported only in the states from
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<normalizedToken originalValue="Amapá">Amapa</normalizedToken>
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to
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<normalizedToken originalValue="São">Sao</normalizedToken>
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Paulo (Table
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<tableCitation captionStart="Table 1" captionStartId="T1" captionText="Table 1. Geographic distribution of the fiddler crab species along the Atlantic coast of Brazil. The states were organized by increasing southern latitudes (from left to right), except Amapa that is located northern to Equator. Abbreviations: AL = Alagoas, AP = Amapa, BA = Bahia, CE = Ceara, ES = Espirito Santo, MA = Maranhao, PA = Para, PB = Paraiba, PE = Pernambuco, PI = Piaui, PR = Parana, RJ = Rio de Janeiro, RN = Rio Grande do Norte, RS = Rio Grande do Sul, SC = Santa Catarina, SE = Sergipe, SP =. Black circle = occurrence recorded; white circle = probable occurrence but not officially recorded; black square = presence of mangrove." httpUri="http://table.plazi.org/id/940887F0D6878560B2CC4F8C07122E3E" pageId="0" pageNumber="1" tableUuid="940887F0D6878560B2CC4F8C07122E3E">1</tableCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |