110 lines
14 KiB
XML
110 lines
14 KiB
XML
<document id="C34CB6A8C583EF43094231CBAD4B8E32" ENCODING="UTF-8" ID-GBIF-Dataset="a97fa8fd-42c3-4704-bf16-d41052cbdcbe" ModsDocID="z00921p001" checkinTime="1247068452645" checkinUser="thomas" docAuthor="Osvaldo T. Oyakawa, Alberto Akama & Angela M. Zanata" docDate="2005" docId="E4891F994083F775F1064565696530EF" docLanguage="en" docName="2005_Oyakawa_Akama_Zanata_gg1.xml" docOrigin="Zootaxa 921" docSource="http://www.zoobank.org/urn:lsid:zoobank.org:pub:913A8172-1A2E-4784-96DB-50BACBEC7C25" docTitle="Hypostomus Lacépède" docType="treatment" docVersion="12" lastPageNumber="2" masterDocId="F06FB06FEE18F2C87C66142CE45E6107" masterDocTitle="Review of the genus Hypostomus Lacépède, 1803 from rio Ribeira de Iguape basin, with description of a new species (Pisces, Siluriformes, Loricariidae)." masterLastPageNumber="27" masterPageNumber="1" pageNumber="2" updateTime="1701314116724" updateUser="plazi">
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<mods:title id="F5029C394130322C2765E0ABA59E2053">Review of the genus Hypostomus Lacépède, 1803 from rio Ribeira de Iguape basin, with description of a new species (Pisces, Siluriformes, Loricariidae).</mods:title>
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<mods:namePart id="F49990D2851036FD1A488AE3243B5BC3">Osvaldo T. Oyakawa</mods:namePart>
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<mods:roleTerm id="F90A074409033E78B3FC219EAEEEBD4B">Author</mods:roleTerm>
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<mods:namePart id="2526EF8E2FD4A591C350D10F8E260B9F">Alberto Akama</mods:namePart>
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<mods:namePart id="111567FBA2CD65F2A90A3C1DC602EF1D">Angela M. Zanata</mods:namePart>
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<mods:title id="963C63E94B62D38BA71BED5DFB0CB5CB">Zootaxa</mods:title>
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<mods:date id="9D3D8543B0009E6AC5FBA78C7B97B9C9">2005</mods:date>
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<mods:number id="B895A9310213FD00FA1052F2B63A2306">921</mods:number>
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<treatment id="E4891F994083F775F1064565696530EF" ID-DOI="http://doi.org/10.5281/zenodo.6268985" ID-GBIF-Taxon="100119169" ID-Zenodo-Dep="6268985" LSID="urn:lsid:plazi:treatment:E4891F994083F775F1064565696530EF" httpUri="http://treatment.plazi.org/id/E4891F994083F775F1064565696530EF" lastPageNumber="2" pageNumber="2">
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<subSubSection id="30DD5E626B1646DFD91173BC4515DD0B" type="nomenclature">
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<paragraph id="E42A50A5CE787A00946E7C791A6FECFF" pageNumber="2">
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[[ Genus
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<taxonomicName id="1ECEB60E17C9359ECFC1D8564EE7045D" ID-CoL="52WZ" ID-ENA="36713" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus Lacépède</taxonomicName>
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]]
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</paragraph>
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</subSubSection>
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<subSubSection id="2195409FEBB5DF94E9EDC6FE93983472" type="discussion">
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<paragraph id="FA7E19BFE1661FFC4F42D4E3C3CE8848" pageNumber="2">
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<taxonomicName id="2AA1FF0964DD32504E5EAD48B36DDD2F" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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, the type genus of the subfamily Hypostominae, constitutes an assemblage of bottom-dwelling loricariid fishes widely distributed throughout South America, occurring in a variety of freshwater ecosystems such as small mountain streams and large lowland river areas. Maximum diversity in number of species of
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<taxonomicName id="D63C6FD921B20F9817A9D196AE4130D0" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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occurs in rivers of the
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<normalizedToken id="4FE6A4A8D731BA98D8770EF7A935CDB6" originalValue="Paraná-Paraguay">Parana-Paraguay</normalizedToken>
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system (Weber, 2003). As presently defined the genus consists of more than 130 nominal species (107 species considered valid by Weber, 2003 and expanded by Armbruster, 2004).
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</paragraph>
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<paragraph id="0FDC4926B6E2370922CDCB336665FF6C" pageNumber="2">
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Species level taxonomy of
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<taxonomicName id="68823214AE70F4C812CC81CD0D1C3710" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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is still poorly known as well as the phylogenetic relationships within and of the genus.
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<taxonomicName id="88F887EC3DFBB819E2C10A6AF6B1C977" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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was established by
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<normalizedToken id="9EDC1F46BBBF47E2DED28179B14EAFC6" originalValue="Lacépède">Lacepede</normalizedToken>
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(1803), who included in the genus only a single species,
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<taxonomicName id="2832F80126356AF2E95BEC227991F3A2" LSID-ZBK="urn:lsid:zoobank.org:act:0FD754B5-0B7C-4E48-AA02-A19021C2013C" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus guacari Lacépède 1803:144, 145" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="species" species="guacari">H. guacari</taxonomicName>
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. Old descriptions, similar to
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<normalizedToken id="C6651C31E584FD4600E1F071AC1CAFCF" originalValue="Lacépède">Lacepede</normalizedToken>
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’s, and available for various subsequent species added to the genus, are very often scanty, with incomplete or poor characterization of species. This fact, together with a number of
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<taxonomicName id="237957D71D60265578B43AD0F003CE66" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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species yet to be described, makes the recognition of most taxa of the genus difficult. Hypothesis of phylogenetic relationships of
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<taxonomicName id="BA588250704CF95FD53369BD1B1EED82" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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based on molecular data (Montoya-Burgos et al., 1997, 2002) revealed that the genus does not form a natural group. According to these authors, some species currently assigned to
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<taxonomicName id="93485294553F08C47CAB98C711411378" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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should be removed from the genus, while the genus
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<taxonomicName id="4580F73660ADB557ADEAE3CE1F561B8D" LSID-ZBK="urn:lsid:zoobank.org:act:D72E8E8E-5BE4-4D83-85D5-1721B7808DA1" family="Loricariidae" genus="Cochliodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Cochliodon Heckel 1854:255, 265" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Cochliodon</taxonomicName>
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should be treated as synonym of
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<taxonomicName id="CEE9EB2121F242BC6D667B89935C0437" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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, an action effectuated by Weber & Montoya-Burgos (2002: 265). Morphological based phylogenetic studies presented by Armbruster (2004) reinforce the conclusions above and place
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<taxonomicName id="12F7C0257625F9C95A12244D924D87DE" LSID-ZBK="urn:lsid:zoobank.org:act:253EC2D1-1550-4EC3-9C0A-D6486659393E" family="Loricariidae" genus="Aphanotorulus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Aphanotorulus Isbrücker & Nijssen 1983:105" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Aphanotorulus</taxonomicName>
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and
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<taxonomicName id="11B6D83C7150E1E49AD4381A6CE2A921" LSID-ZBK="urn:lsid:zoobank.org:act:0BB87056-F319-498D-9050-A6679F9A46B0" family="Loricariidae" genus="Isorineloricaria" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Isorineloricaria Isbrücker 1980:15, 181" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Isorineloricaria</taxonomicName>
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in the synonymy of
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<taxonomicName id="27E9469D3F02DA72559E84EDF43D1B9F" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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. In spite of the cited studies, more detailed phylogenetic analysis of the relationships within
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<taxonomicName id="E95D518B9B511D3D612FA0538F7DB245" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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awaits for future studies.
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</paragraph>
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<paragraph id="66564DEEC53B72E522708941132C3C21" pageNumber="2">
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The elevated number of species currently included in
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<taxonomicName id="ED22CDAD0B6AA256C680B1339B9878B4" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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, allied to the broad variability in morphology and color pattern of those taxa, poses difficulties for its entire revision. Various authors acquainted with these problems provided regional revisions of the genus, as exemplified by Boeseman (1968) with a study of the Surinam representatives of the genus, Weber (1985, 1986, 1987) that deals with
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<taxonomicName id="98D359CB545BE43B4A58C589EB100CD1" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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from Paraguay, more recently Reis et al. (1990) reviews and describes three new species from Southern Brazil, Mazzoni et al. (1994) provides a taxonomical revision of
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<taxonomicName id="3E1C314D42F1637E011ED22F0D00A0F3" LSID-ZBK="urn:lsid:zoobank.org:act:E0BC8DAD-9CD9-4E32-920A-063D33AD0E80" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus Lacépède 1803:144" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="genus">Hypostomus</taxonomicName>
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from Lower rio
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<normalizedToken id="874EC5DCD85F13C68A1596853EF59228" originalValue="Paraíba">Paraiba</normalizedToken>
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do Sul, State of Rio de Janeiro, Brazil, and finally Hollanda Carvalho & Weber (2004) provided a revision of
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<taxonomicName id="507EEF33B48166F8673225896084DE6D" LSID-ZBK="urn:lsid:zoobank.org:act:7520B3CD-59C7-4425-A30E-1336A0B2AADD" family="Loricariidae" genus="Hypostomus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Hypostomus cochliodon Kner 1854:265 [15]" order="Siluriformes" pageNumber="2" phylum="Chordata" rank="species" species="cochliodon">Hypostomus cochliodon group</taxonomicName>
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from middle and lower Amazon system.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |