397 lines
55 KiB
XML
397 lines
55 KiB
XML
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<mods:title id="33CEA2F8ACA9871C0DF91AC70F5A74F8">Taxonomic review of Hydrolithon samoënse (Corallinaceae, Corallinales, Rhodophyta) and other taxa found to be conspecific</mods:title>
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<mods:namePart id="5BF173CDE9AC222195FFCA4C9E4666DD">Maneveldt, G. W.</mods:namePart>
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<mods:namePart id="CB6D437F0EB47301069AA465649E151B">Merwe, E. Van Der</mods:namePart>
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<mods:namePart id="ACBB28014B37115A3C7670DFF9EAFEA4">Keats, D. W.</mods:namePart>
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<mods:title id="5CAC9A63786FE8E9F7D825F496DD5DB7">Phytotaxa</mods:title>
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<subSubSection id="C353657DA27DBD35FB81FDAFFD2DFDFD" box="[136,762,556,583]" pageId="12" pageNumber="242" type="nomenclature">
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<paragraph id="8BF636F6A27DBD35FB81FDAFFD2DFDFD" blockId="12.[136,762,556,619]" box="[136,762,556,583]" pageId="12" pageNumber="242">
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<heading id="D0BE819AA27DBD35FB81FDAFFD2DFDFD" bold="true" box="[136,762,556,583]" fontSize="11" level="1" pageId="12" pageNumber="242" reason="1">
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<treatmentCitation id="0AE810E7A27DBD35FB81FDAFFD2DFDFD" author="Adey, W. H." box="[136,762,556,583]" page="8" pageId="12" pageNumber="242" year="1970">
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<taxonomicName id="4C494D75A27DBD35FB81FDAFFD2DFDFD" authority="(Foslie) W. H. Adey, 1970: 8" authorityName="W. H. Adey" authorityPageNumber="8" authorityYear="1970" baseAuthorityName="Foslie" box="[136,762,556,583]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="12" pageNumber="242" phylum="Rhodophyta" rank="species" species="erosum">
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<emphasis id="B93DEAE4A27DBD35FB81FDAFFD2DFDFD" bold="true" box="[136,762,556,583]" pageId="12" pageNumber="242">
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<emphasis id="B93DEAE4A27DBD35FB81FDAFFE71FDFC" bold="true" box="[136,422,556,583]" italics="true" pageId="12" pageNumber="242">Neogoniolithon erosum</emphasis>
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(Foslie) W.H.
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<bibRefCitation id="EFD84B07A27DBD35F959FDAEFD2DFDFD" author="Adey, W. H." box="[592,762,557,583]" pageId="12" pageNumber="242" pagination="1 - 46" refId="ref12368" refString="Adey, W. H. (1970) A revision of the Foslie crustose coralline herbarium. Det Kongelige Norske Videnskabers Selskabs Skrifter 1: 1 - 46." type="journal article" year="1970">Adey, 1970: 8</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</treatmentCitationGroup>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C353657DA27DBD37FB81FDD1FB64F84A" lastPageId="14" lastPageNumber="244" pageId="12" pageNumber="242" type="description">
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<paragraph id="8BF636F6A27DBD35FB81FDD1FECFFDD1" blockId="12.[136,762,556,619]" box="[136,280,594,619]" pageId="12" pageNumber="242">
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(
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<figureCitation id="13722A73A27DBD35FB99FDD1FEC7FDD1" box="[144,272,594,619]" captionStart-0="FIGURE 36" captionStart-1="FIGURES 37–43" captionStartId-0="12.[136,229,1977,1998]" captionStartId-1="14.[136,243,1681,1702]" captionTargetBox-0="[222,1359,1191,1946]" captionTargetBox-1="[238,1349,185,1645]" captionTargetId-0="figure-336@12.[166,1420,1180,1954]" captionTargetId-1="figure-14@14.[183,1403,172,1667]" captionTargetPageId-0="12" captionTargetPageId-1="14" captionText-0="FIGURE 36. Holotype specimen and slides of Neogoniolithon erosum (TRH A2-101)." captionText-1="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi-0="http://doi.org/10.5281/zenodo.13641932" figureDoi-1="http://doi.org/10.5281/zenodo.13641934" httpUri-0="https://zenodo.org/record/13641932/files/figure.png" httpUri-1="https://zenodo.org/record/13641934/files/figure.png" pageId="12" pageNumber="242">Figs 36–43</figureCitation>
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)
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</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FD1FFDA2FD0B" blockId="12.[136,1452,668,977]" box="[136,629,668,689]" pageId="12" pageNumber="242">
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Basionym:—
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<taxonomicName id="4C494D75A27DBD35FA01FD1FFDA2FD0B" authority="Foslie, 1906: 20" authorityName="Foslie" authorityPageNumber="20" authorityYear="1906" box="[264,629,668,689]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="12" pageNumber="242" phylum="Rhodophyta" rank="species" species="erosum">
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<emphasis id="B93DEAE4A27DBD35FA01FD1FFE03FD0B" box="[264,468,668,689]" italics="true" pageId="12" pageNumber="242">Lithophyllum erosum</emphasis>
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<bibRefCitation id="EFD84B07A27DBD35FAD3FD1FFDA2FD0B" author="Foslie, M." box="[474,629,668,689]" pageId="12" pageNumber="242" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie, 1906: 20</bibRefCitation>
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</taxonomicName>
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</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FD43FE97FD6F" blockId="12.[136,1452,668,977]" box="[136,320,704,725]" pageId="12" pageNumber="242">Synonyms:—None</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FD67FCB4FCA7" blockId="12.[136,1452,668,977]" pageId="12" pageNumber="242">
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<typeStatus id="54F28854A27DBD35FB81FD67FF30FD43" box="[136,231,740,761]" pageId="12" pageNumber="242" type="holotype">Holotype</typeStatus>
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:—TRH!, A2-101; originally unnumbered. Previous references to typification were by
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<bibRefCitation id="EFD84B07A27DBD35FF1EFD67FAFAFD43" author="Adey, W. H. & Lebednik, P. A." box="[1047,1325,740,761]" pageId="12" pageNumber="242" refId="ref12439" refString="Adey, W. H. & Lebednik, P. A. (1967) Catalog of the Foslie Herbarium. Det Kongelige Norske Videnskabers Selskab Museet, Trondheim, 92 pp." type="book" year="1967">Adey & Lebednik (1967: 16)</bibRefCitation>
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, Woelkerling (1993: 85) (as
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<taxonomicName id="4C494D75A27DBD35FA43FC8BFE1DFCA7" authorityName="Philippi" authorityYear="1837" box="[330,458,776,797]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="12" pageNumber="242" phylum="Rhodophyta" rank="genus">
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<emphasis id="B93DEAE4A27DBD35FA43FC8BFE1DFCA7" box="[330,458,776,797]" italics="true" pageId="12" pageNumber="242">Lithophyllum</emphasis>
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</taxonomicName>
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), and
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<bibRefCitation id="EFD84B07A27DBD35F90CFC8BFD4FFCA7" author="Adey, W. H." box="[517,664,776,797]" pageId="12" pageNumber="242" pagination="1 - 46" refId="ref12368" refString="Adey, W. H. (1970) A revision of the Foslie crustose coralline herbarium. Det Kongelige Norske Videnskabers Selskabs Skrifter 1: 1 - 46." type="journal article" year="1970">Adey (1970: 8)</bibRefCitation>
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(as
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<taxonomicName id="4C494D75A27DBD35F9C9FC8BFC82FCA7" authorityName="Setchell & L. R. Mason" authorityYear="1943" box="[704,853,776,797]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="12" pageNumber="242" phylum="Rhodophyta" rank="genus">
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<emphasis id="B93DEAE4A27DBD35F9C9FC8BFC82FCA7" box="[704,853,776,797]" italics="true" pageId="12" pageNumber="242">Neogoniolithon</emphasis>
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</taxonomicName>
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).
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</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FCAFFC7BFCFB" blockId="12.[136,1452,668,977]" box="[136,940,812,833]" pageId="12" pageNumber="242">
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Type Locality:—Magens Bay (as Magenbay),
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<collectingCountry id="F35E7666A27DBD35F94FFCAFFD27FCFB" box="[582,752,812,833]" name="St Thomas Island" pageId="12" pageNumber="242">St Thomas Island</collectingCountry>
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,
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<collectingCountry id="F35E7666A27DBD35F9F3FCAFFC7FFCFB" box="[762,936,812,833]" name="US Virgin Islands" pageId="12" pageNumber="242">US Virgin Islands</collectingCountry>
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.
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</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FCD3FB24FC33" blockId="12.[136,1452,668,977]" pageId="12" pageNumber="242">
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Etymology:—
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<taxonomicName id="4C494D75A27DBD35FA1FFCD3FE88FCDF" authorityName="Foslie" authorityYear="1906" box="[278,351,848,869]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="12" pageNumber="242" phylum="Rhodophyta" rank="species" species="erosum">
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‘
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<emphasis id="B93DEAE4A27DBD35FA10FCD3FE88FCDF" box="[281,351,848,869]" italics="true" pageId="12" pageNumber="242">erosum</emphasis>
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</taxonomicName>
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’,
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<emphasis id="B93DEAE4A27DBD35FA7DFCD3FE65FCDF" box="[372,434,848,869]" italics="true" pageId="12" pageNumber="242">erosus</emphasis>
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= erose, having an irregularly toothed or apparently gnawed margin (
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<bibRefCitation id="EFD84B07A27DBD35FF5CFCD3FB18FCDF" author="Stearn, W. T." box="[1109,1231,848,869]" pageId="12" pageNumber="242" refId="ref13850" refString="Stearn, W. T. (1973) Botanical Latin. David & Charles, Newton Abbot, 566 pp." type="book" year="1973">Stearn 1973</bibRefCitation>
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).
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<bibRefCitation id="EFD84B07A27DBD35FFD6FCD3FAB6FCDF" author="Foslie, M." box="[1247,1377,848,869]" pageId="12" pageNumber="242" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie (1906)</bibRefCitation>
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did not explain the origin of the epithet, but it presumably makes reference to the highly irregular nature of the margins.
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</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FC1BFF2CFC6B" blockId="12.[136,1452,668,977]" pageId="12" pageNumber="242">
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Distribution:—The species has only been reported for the tropical and subtropical western Atlantic (
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<bibRefCitation id="EFD84B07A27DBD35FF6BFC1BFB0FFC17" author="Foslie, M." box="[1122,1240,920,941]" pageId="12" pageNumber="242" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie 1906</bibRefCitation>
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,
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<bibRefCitation id="EFD84B07A27DBD35FFEDFC1BFA8BFC17" author="Taylor, W. R." box="[1252,1372,920,941]" pageId="12" pageNumber="242" refId="ref13872" refString="Taylor, W. R. (1960) Marine Algae of the Eastern Tropical and Subtropical Coasts of the Americas. University of Michigan Press, Ann Arbor, Michigan, 860 pp." type="book" year="1960">Taylor 1960</bibRefCitation>
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,
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<bibRefCitation id="EFD84B07A27DBD35FE61FC1BFF27FC6B" author="Wynne, M. J." pageId="12" pageNumber="242" pagination="7 - 166" refId="ref14221" refString="Wynne, M. J. (2011) A checklist of benthic marine algae of the tropical and subtropical western Atlantic: third revision. Nova Hedwigia Beihefte 140: 7 - 166." type="journal article" year="2011">Wynne 2011</bibRefCitation>
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||
).
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</paragraph>
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<paragraph id="8BF636F6A27DBD35FB81FB81FAFDFB3D" blockId="12.[136,1452,1026,1159]" pageId="12" pageNumber="242">
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<materialsCitation id="3B213CABA27DBD35FB81FB81FAFDFB3D" collectionCode="TRH" pageId="12" pageNumber="242" specimenCount="2" typeStatus="holotype">
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Appearance and vegetative anatomy:—The following description is based solely on the
|
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<typeStatus id="54F28854A27DBD35FF60FB81FB1CFBA1" box="[1129,1227,1026,1051]" pageId="12" pageNumber="242" type="holotype">holotype</typeStatus>
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material from
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<collectionCode id="ED58AE33A27DBD35FE7DFB81FA7BFBA1" box="[1396,1452,1026,1051]" country="Norway" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13777" lsid="urn:lsid:biocol.org:col:13777" name="Norwegian University of Science and Technology - Herbarium" pageId="12" pageNumber="242" type="Herbarium">TRH</collectionCode>
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as no representative specimens for this taxon were available for verification.
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<typeStatus id="54F28854A27DBD35FF11FBA5FB57FB85" box="[1048,1152,1062,1087]" pageId="12" pageNumber="242" type="holotype">Holotype</typeStatus>
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material contains several thin, adherent, epilithic individuals (
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<figureCitation id="13722A73A27DBD35F939FBC9FD51FBD9" box="[560,646,1098,1123]" captionStart="FIGURE 36" captionStartId="12.[136,229,1977,1998]" captionTargetBox="[222,1359,1191,1946]" captionTargetId="figure-336@12.[166,1420,1180,1954]" captionTargetPageId="12" captionText="FIGURE 36. Holotype specimen and slides of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641932" httpUri="https://zenodo.org/record/13641932/files/figure.png" pageId="12" pageNumber="242">Fig. 36</figureCitation>
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) that measure 50–300 μm thick. Thalli encrusting (smooth), lacking protuberances, and have adherent, highly irregular margins that are entire to lobed, but lack orbital ridges.
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</materialsCitation>
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</paragraph>
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<caption id="DF36667EA27DBD35FB81F83AFC1CF874" ID-DOI="http://doi.org/10.5281/zenodo.13641932" ID-Zenodo-Dep="13641932" box="[136,971,1977,1998]" httpUri="https://zenodo.org/record/13641932/files/figure.png" pageId="12" pageNumber="242" startId="12.[136,229,1977,1998]" targetBox="[222,1359,1191,1946]" targetPageId="12" targetType="figure">
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||
<paragraph id="8BF636F6A27DBD35FB81F83AFC1CF874" blockId="12.[136,971,1977,1998]" box="[136,971,1977,1998]" pageId="12" pageNumber="242">
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<emphasis id="B93DEAE4A27DBD35FB81F83AFEDEF874" bold="true" box="[136,265,1977,1998]" pageId="12" pageNumber="242">FIGURE 36.</emphasis>
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Holotype specimen and slides of
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<taxonomicName id="4C494D75A27DBD35F946F83AFCE7F874" authorityName="W. H. Adey" authorityYear="1970" baseAuthorityName="Foslie" box="[591,816,1977,1998]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="12" pageNumber="242" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27DBD35F946F83AFCE7F874" box="[591,816,1977,1998]" italics="true" pageId="12" pageNumber="242">Neogoniolithon erosum</emphasis>
|
||
</taxonomicName>
|
||
(TRH A2-101).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BF636F6A27CBD34FBB4FF23FCA3FE63" blockId="13.[136,1452,160,473]" pageId="13" pageNumber="243">
|
||
Thallus monomerous and dorsiventrally organised (
|
||
<figureCitation id="13722A73A27CBD34F80BFF23FC51FF03" box="[770,902,160,185]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Figs 37, 39</figureCitation>
|
||
). Medullary region consists of a central plumose (non-coaxial) core (
|
||
<figureCitation id="13722A73A27CBD34FA61FF47FE6AFF67" box="[360,445,196,221]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 39</figureCitation>
|
||
), with square to elongate cells that measure 7–31 μm in length and 4–7 μm in diameter. Cortical filaments comprise squat to rectangular cells that measure 5–11 μm in length and 4–7 μm in diameter. Cell fusions abundant (
|
||
<figureCitation id="13722A73A27CBD34FA5EFE8FFE0BFE9F" box="[343,476,268,293]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Figs 38, 39</figureCitation>
|
||
); secondary pit connections not seen. Subepithallial initials square to rectangular (
|
||
<figureCitation id="13722A73A27CBD34FE77FE8FFF70FEF3" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 38</figureCitation>
|
||
), and measure 4–12 μm in length and 5–6 μm in diameter. Epithallial cells squat to elliptical, measure 4–6 μm in length and 5–9 μm in diameter, and occur singly (up to 2 when shedding) (
|
||
<figureCitation id="13722A73A27CBD34F8B7FED7FBC6FED7" box="[958,1041,340,365]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 38</figureCitation>
|
||
). Rectangular to elongate trichocytes occur singly at the thallus surface (
|
||
<figureCitation id="13722A73A27CBD34F900FEFBFD8BFE2B" box="[521,604,376,401]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 37</figureCitation>
|
||
). Trichocyte chains typically comprise 2 cells; a megacell and a support cell. Individual trichocytes measure 19–27 μm in length and 6–12 μm in diameter. Buried trichocytes not observed. Data on measured characters in the
|
||
<typeStatus id="54F28854A27CBD34FAD5FE43FDE9FE63" box="[476,574,448,473]" pageId="13" pageNumber="243" type="holotype">holotype</typeStatus>
|
||
are summarized in
|
||
<tableCitation id="C6CB034DA27CBD34F813FE43FCB9FE63" box="[794,878,448,473]" captionStart="TABLE 1" captionStartId="3.[135,223,645,668]" captionText="TABLE 1. A comparison of the appearance and vegetative anatomy of the taxa under study compared against that published for H. samoënse by Keats & Chamberlain (1994). Unless" pageId="13" pageNumber="243">Table 1</tableCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A27CBD34FB81FD8BFD20FD9B" blockId="13.[136,1452,520,941]" box="[136,759,520,545]" pageId="13" pageNumber="243">
|
||
Reproduction:—
|
||
<typeStatus id="54F28854A27CBD34FA4DFD8BFE7BFD9B" box="[324,428,520,545]" pageId="13" pageNumber="243" type="holotype">Holotype</typeStatus>
|
||
lacked gametangial material.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A27CBD34FB81FDAFFE59FC17" blockId="13.[136,1452,520,941]" pageId="13" pageNumber="243">
|
||
Tetrasporangial conceptacles flush to only slightly raised above the rest of the thallus surface (
|
||
<figureCitation id="13722A73A27CBD34FFBCFDAFFADEFDFF" box="[1205,1289,556,581]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 40</figureCitation>
|
||
), and measure 105–275 (340) μm in external diameter. Conceptacle chambers elliptical to spherical (
|
||
<figureCitation id="13722A73A27CBD34FF51FDD3FB7BFDD3" box="[1112,1196,592,617]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 41</figureCitation>
|
||
), and measure 79–188 (202) μm in diameter and 49–78 (98) μm high. Conceptacle roof 19–37 μm (2–4 cells; mostly 3 cells incl. epithallial cell) thick, comprising a single squat to elliptical to spherical epithallial cell, a single columnar meristematic cell that is 2.5–5 times the length of the epithallial cell, and with or without 1–2 small inner cells (
|
||
<figureCitation id="13722A73A27CBD34FFBEFD3FFADAFD6F" box="[1207,1293,700,725]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 43</figureCitation>
|
||
). Conceptacle floor located 8–15 cells below the surrounding thallus surface. A ring of enlarged, domed cells lines the base of the pore canal and is oriented more-or-less perpendicular to the surrounding roof surface (
|
||
<figureCitation id="13722A73A27CBD34FF58FC87FB7FFCA7" box="[1105,1192,772,797]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Figs 41</figureCitation>
|
||
, 44); these cells do not project into the pore. Central columella not observed although zonately divided tetrasporangia occur peripherally in conceptacle chambers (
|
||
<figureCitation id="13722A73A27CBD34FA86FCCFFE34FCDF" box="[399,483,844,869]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="13" pageNumber="243">Fig. 42</figureCitation>
|
||
). Tetrasporangia measure 34–62 μm in length and 15–37 μm in diameter. Bisporangia not observed. Buried tetrasporangial conceptacles not observed. Data on reproductive characters in the
|
||
<typeStatus id="54F28854A27CBD34FE16FCF3FA56FC33" box="[1311,1409,880,905]" pageId="13" pageNumber="243" type="holotype">holotype</typeStatus>
|
||
are summarized in
|
||
<tableCitation id="C6CB034DA27CBD34FA3DFC17FE5DFC17" box="[308,394,916,941]" captionStart="TABLE 2" captionStartId="15.[135,223,724,747]" captionText="TABLE 2. A comparison of the reproductive anatomy of the taxa under study compared against that published for H. samoënse by Keats & Chamberlain (1994). Unless otherwise stated, all measurements are in micrometres. ND = no data provided." pageId="13" pageNumber="243">Table 2</tableCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A27CBD34FB81FC5FFF36FB87" blockId="13.[136,1452,988,1913]" pageId="13" pageNumber="243">
|
||
Remarks:—Similarly as with
|
||
<taxonomicName id="4C494D75A27CBD34FAD3FC5FFDA5FC4F" authorityName="Foslie" authorityYear="1907" baseAuthorityName="Foslie" box="[474,626,988,1013]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="caribaeum">
|
||
<emphasis id="B93DEAE4A27CBD34FAD3FC5FFDA5FC4F" box="[474,626,988,1013]" italics="true" pageId="13" pageNumber="243">L. caribaeum</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C494D75A27CBD34F988FC5FFD26FC4F" authorityName="W. H. Adey" authorityYear="1970" baseAuthorityName="Foslie" box="[641,753,988,1013]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34F988FC5FFD26FC4F" box="[641,753,988,1013]" italics="true" pageId="13" pageNumber="243">L. erosum</emphasis>
|
||
</taxonomicName>
|
||
was transferred to the genus
|
||
<taxonomicName id="4C494D75A27CBD34FF4AFC5FFB26FC4F" authorityName="Setchell & L. R. Mason" authorityYear="1943" box="[1091,1265,988,1013]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A27CBD34FF4AFC5FFB26FC4F" box="[1091,1265,988,1013]" italics="true" pageId="13" pageNumber="243">Neogoniolithon</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation id="EFD84B07A27CBD34FE14FC5FFF75FBA3" author="Adey, W. H." pageId="13" pageNumber="243" pagination="1 - 46" refId="ref12368" refString="Adey, W. H. (1970) A revision of the Foslie crustose coralline herbarium. Det Kongelige Norske Videnskabers Selskabs Skrifter 1: 1 - 46." type="journal article" year="1970">Adey (1970: 8)</bibRefCitation>
|
||
.
|
||
<taxonomicName id="4C494D75A27CBD34FBB9FB83FE77FBA3" authorityName="Foslie" authorityYear="1906" box="[176,416,1024,1049]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34FBB9FB83FE77FBA3" box="[176,416,1024,1049]" italics="true" pageId="13" pageNumber="243">Lithophyllum erosum</emphasis>
|
||
</taxonomicName>
|
||
has never undergone any taxonomic revision since
|
||
<bibRefCitation id="EFD84B07A27CBD34F8F0FB83FB4AFBA3" author="Adey, W. H." box="[1017,1181,1024,1049]" pageId="13" pageNumber="243" pagination="1 - 46" refId="ref12368" refString="Adey, W. H. (1970) A revision of the Foslie crustose coralline herbarium. Det Kongelige Norske Videnskabers Selskabs Skrifter 1: 1 - 46." type="journal article" year="1970">Adey’s (1970)</bibRefCitation>
|
||
characterisation of this species.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A27CBD34FBB4FBCBFF2BFA83" blockId="13.[136,1452,988,1913]" pageId="13" pageNumber="243">
|
||
From the description above,
|
||
<taxonomicName id="4C494D75A27CBD34FAF0FBCBFDB1FBDB" authorityName="Foslie" authorityYear="1906" box="[505,614,1096,1121]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34FAF0FBCBFDB1FBDB" box="[505,614,1096,1121]" italics="true" pageId="13" pageNumber="243">L. erosum</emphasis>
|
||
</taxonomicName>
|
||
belongs within the genus
|
||
<taxonomicName id="4C494D75A27CBD34F88CFBCBFBDAFBDB" box="[901,1037,1096,1121]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A27CBD34F88CFBCBFBDAFBDB" box="[901,1037,1096,1121]" italics="true" pageId="13" pageNumber="243">Hydrolithon</emphasis>
|
||
</taxonomicName>
|
||
as it is currently characterised. While the mode of development of the tetrasporangial conceptacle roof is not evident, the presence of the enlarged cells lining the pore canal and the orientation (perpendicular to the roof surface) of these cells are all characters diagnostic of the genus
|
||
<taxonomicName id="4C494D75A27CBD34FBDBFB37FE8DFB77" box="[210,346,1204,1229]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A27CBD34FBDBFB37FE8DFB77" box="[210,346,1204,1229]" italics="true" pageId="13" pageNumber="243">Hydrolithon</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<bibRefCitation id="EFD84B07A27CBD34FA63FB37FD6FFB77" author="Penrose, D. & Woelkerling, Wm. J." box="[362,696,1204,1229]" pageId="13" pageNumber="243" pagination="81 - 88" refId="ref13711" refString="Penrose, D. & Woelkerling, Wm. J. (1992) A reappraisal of Hydrolithon and its relationship to Spongites (Corallinaceae, Rhodophyta). Phycologia 31: 81 - 88." type="journal article" year="1992">Penrose & Woelkerling 1992</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFD84B07A27CBD34F9CCFB37FBCFFB77" author="Penrose, D. & Chamberlain, Y. M." box="[709,1048,1204,1229]" pageId="13" pageNumber="243" pagination="295 - 303" refId="ref13619" refString="Penrose, D. & Chamberlain, Y. M. (1993) Hydrolithon farinosum (Lamouroux) comb. nov.: implications for generic concepts in the Mastophoroideae (Corallinaceae, Rhodophyta). Phycologia 32: 295 - 303." type="journal article" year="1993">Penrose & Chamberlain 1993</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFD84B07A27CBD34FF2CFB37FB35FB77" author="Kato, A. & Baba, M. & Suda, S." box="[1061,1250,1204,1229]" pageId="13" pageNumber="243" pagination="662 - 672" refId="ref13235" refString="Kato, A., Baba, M. & Suda, S. (2011) Revision of the Mastophoroideae (Corallinales, Rhodophyta) and polyphyly in nongeniculate species widely distributed on Pacific coral reefs. Journal of Phycology 47: 662 - 672." type="journal article" year="2011">
|
||
Kato
|
||
<emphasis id="B93DEAE4A27CBD34FF6DFB37FB40FB77" box="[1124,1175,1204,1229]" italics="true" pageId="13" pageNumber="243">et al</emphasis>
|
||
. 2011
|
||
</bibRefCitation>
|
||
). The presence of a tetrasporangial conceptacle roof that is commonly composed of 3 cell layers (a single epithallial cell subtended by an elongate [columnar] meristematic cell that in turn is subtended by a small inner cell) ascribes this specimen to
|
||
<taxonomicName id="4C494D75A27CBD34FE99FB7FFF22FA83" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34FE99FB7FFF22FA83" italics="true" pageId="13" pageNumber="243">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A27CBD34FBB4FAC7FD1DF97F" blockId="13.[136,1452,988,1913]" pageId="13" pageNumber="243">
|
||
From
|
||
<bibRefCitation id="EFD84B07A27CBD34FA08FAC7FE02FAE7" author="Foslie, M." box="[257,469,1348,1373]" pageId="13" pageNumber="243" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie’s (1906: 20)</bibRefCitation>
|
||
descriptions of
|
||
<taxonomicName id="4C494D75A27CBD34F980FAC7FD2FFAE7" authorityName="Foslie" authorityYear="1906" box="[649,760,1348,1373]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34F980FAC7FD2FFAE7" box="[649,760,1348,1373]" italics="true" pageId="13" pageNumber="243">L. erosum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C494D75A27CBD34F826FAC7FC6DFAE7" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[815,954,1348,1373]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34F826FAC7FC6DFAE7" box="[815,954,1348,1373]" italics="true" pageId="13" pageNumber="243">L. samoënse</emphasis>
|
||
</taxonomicName>
|
||
there appears to be no logical reason for the separation of these taxa.
|
||
<bibRefCitation id="EFD84B07A27CBD34FA93FAEBFDBCFA3B" author="Foslie, M." box="[410,619,1384,1409]" pageId="13" pageNumber="243" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie’s (1906: 20)</bibRefCitation>
|
||
descriptions of the gross morphology of the two taxa are virtually identical with both taxa forming thin crusts with irregular, crenulating margins. The only difference in Foslie’s descriptions is those of the cell dimensions of the cortical filaments (perithallial cells). According to
|
||
<bibRefCitation id="EFD84B07A27CBD34FF79FA33FAE4FA73" author="Foslie, M." box="[1136,1331,1456,1481]" pageId="13" pageNumber="243" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie (1906: 20)</bibRefCitation>
|
||
<taxonomicName id="4C494D75A27CBD34FE32FA33FA7CFA73" authorityName="Foslie" authorityYear="1906" box="[1339,1451,1456,1481]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34FE32FA33FA7CFA73" box="[1339,1451,1456,1481]" italics="true" pageId="13" pageNumber="243">L. erosum</emphasis>
|
||
</taxonomicName>
|
||
bears predominantly vertically elongated cortical cells while those of
|
||
<taxonomicName id="4C494D75A27CBD34F884FA57FBC0FA57" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[909,1047,1492,1517]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34F884FA57FBC0FA57" box="[909,1047,1492,1517]" italics="true" pageId="13" pageNumber="243">L. samoënse</emphasis>
|
||
</taxonomicName>
|
||
are roughly square. It is now widely accepted that such differences used as sole characters are no longer valid (
|
||
<bibRefCitation id="EFD84B07A27CBD34F8D2FA7BFAC2F9AB" author="Woelkerling, Wm. J. & Irvine, L. M." box="[987,1301,1528,1553]" pageId="13" pageNumber="243" pagination="379 - 396" refId="ref14102" refString="Woelkerling, Wm. J. & Irvine, L. M. (1986) The neotypification and status of Mesophyllum (Corallinaceae, Rhodophyta). Phycologia 25: 379 - 396." type="journal article" year="1986">Woelkerling & Irvine 1986</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFD84B07A27CBD34FE2BFA7BFE8EF98F" author="Woelkerling, Wm. J. & Campbell, S. J." pageId="13" pageNumber="243" pagination="1 - 107" refId="ref14056" refString="Woelkerling, Wm. J. & Campbell, S. J. (1992) An account of southern Australian species of Lithophyllum (Corallinaceae, Rhodophyta). Bulletin of the British Museum (Natural History) Botany 22: 1 - 107." type="journal article" year="1992">Woelkerling & Campbell 1992</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFD84B07A27CBD34FA6FF99FFDAEF98F" author="Woelkerling, Wm. J. & Irvine, L. M. & Harvey, A. S." box="[358,633,1564,1589]" pageId="13" pageNumber="243" pagination="277 - 293" refId="ref14177" refString="Woelkerling, Wm. J., Irvine, L. M. & Harvey, A. S. (1993) Growth-forms in Non-geniculate Coralline Red Algae (Corallinales, Rhodophyta). Australian Systematic Botany 6: 277 - 293." type="journal article" year="1993">
|
||
Woelkerling
|
||
<emphasis id="B93DEAE4A27CBD34FAF3F99FFDE3F98F" box="[506,564,1564,1589]" italics="true" pageId="13" pageNumber="243">et al.</emphasis>
|
||
1993
|
||
</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFD84B07A27CBD34F98FF99FFC5AF98F" author="Braga, J. C. & Aguirre, J." box="[646,909,1564,1589]" pageId="13" pageNumber="243" pagination="265 - 285" refId="ref12690" refString="Braga, J. C. & Aguirre, J. (1995) Taxonomy of fossil coralline algal species: Neogene Lithophylloideae (Rhodophyta, Corallinaceae) from southern Spain. Review of Palaeobotany and Palynology 86: 265 - 285." type="journal article" year="1995">Braga & Aguirre 1995</bibRefCitation>
|
||
). Furthermore,
|
||
<bibRefCitation id="EFD84B07A27CBD34FF36F99FFAD2F98F" author="Foslie, M." box="[1087,1285,1564,1589]" pageId="13" pageNumber="243" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie (1906: 20)</bibRefCitation>
|
||
concluded his description of
|
||
<taxonomicName id="4C494D75A27CBD34FA2EF9C3FE67F9E3" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[295,432,1600,1625]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34FA2EF9C3FE67F9E3" box="[295,432,1600,1625]" italics="true" pageId="13" pageNumber="243">L. samoënse</emphasis>
|
||
</taxonomicName>
|
||
by stating that: “A couple of specimens from Tahiti, that I have earlier, with doubt, described as
|
||
<taxonomicName id="4C494D75A27CBD34FBA1F9E7FEE6F9C7" box="[168,305,1636,1661]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="decipiens">
|
||
<emphasis id="B93DEAE4A27CBD34FBA1F9E7FEE6F9C7" box="[168,305,1636,1661]" italics="true" pageId="13" pageNumber="243">L. decipiens</emphasis>
|
||
</taxonomicName>
|
||
, belong to the same species (herb. Bornet)”.
|
||
<bibRefCitation id="EFD84B07A27CBD34F83FF9E7FC19F9C7" author="Foslie, M." box="[822,974,1636,1661]" pageId="13" pageNumber="243" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie (1906)</bibRefCitation>
|
||
was referring here to
|
||
<taxonomicName id="4C494D75A27CBD34FFC5F9E7FAB4F9C7" authorityName="Foslie" authorityYear="1907" baseAuthorityName="Foslie" box="[1228,1379,1636,1661]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="caribaeum">
|
||
<emphasis id="B93DEAE4A27CBD34FFC5F9E7FAB4F9C7" box="[1228,1379,1636,1661]" italics="true" pageId="13" pageNumber="243">L. caribaeum</emphasis>
|
||
</taxonomicName>
|
||
(as
|
||
<taxonomicName id="4C494D75A27CBD34FE9CF9E7FE52F91B" authorityName="Foslie" authorityYear="1906" family="Corallinaceae" form="caribaeum" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="form" species="decipiens">
|
||
<emphasis id="B93DEAE4A27CBD34FE9CF9E7FF25F91B" italics="true" pageId="13" pageNumber="243">L. decipiens</emphasis>
|
||
f.
|
||
<emphasis id="B93DEAE4A27CBD34FA04F90BFE52F91B" box="[269,389,1672,1697]" italics="true" pageId="13" pageNumber="243">caribaeum</emphasis>
|
||
</taxonomicName>
|
||
), which incidentally was separated from
|
||
<taxonomicName id="4C494D75A27CBD34F847F90BFC6CF91B" authorityName="Foslie" authorityYear="1906" box="[846,955,1672,1697]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34F847F90BFC6CF91B" box="[846,955,1672,1697]" italics="true" pageId="13" pageNumber="243">L. erosum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C494D75A27CBD34F8F9F90BFBAEF91B" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[1008,1145,1672,1697]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34F8F9F90BFBAEF91B" box="[1008,1145,1672,1697]" italics="true" pageId="13" pageNumber="243">L. samoënse</emphasis>
|
||
</taxonomicName>
|
||
by the former taxon having predominantly horizontally elongated cortical cells.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A27CBD34FBB4F953FAEEF8C3" blockId="13.[136,1452,988,1913]" pageId="13" pageNumber="243">
|
||
<bibRefCitation id="EFD84B07A27CBD34FBB4F953FE5EF953" author="Foslie, M." box="[189,393,1744,1769]" pageId="13" pageNumber="243" pagination="1 - 28" refId="ref13051" refString="Foslie, M. (1906) Algologiske notiser. II. Det Kongelige Norske Videnskabers Selskabs Skrifter 1906 (2): 1 - 28." type="journal article" year="1906">Foslie (1906: 20)</bibRefCitation>
|
||
recorded and described
|
||
<taxonomicName id="4C494D75A27CBD34F9B8F953FCF2F953" authorityName="Foslie" authorityYear="1906" box="[689,805,1744,1769]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34F9B8F953FCF2F953" box="[689,805,1744,1769]" italics="true" pageId="13" pageNumber="243">L. erosum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C494D75A27CBD34F86EF953FC20F953" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[871,1015,1744,1769]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34F86EF953FC20F953" box="[871,1015,1744,1769]" italics="true" pageId="13" pageNumber="243">L. samoënse</emphasis>
|
||
</taxonomicName>
|
||
in the same publication. All species epithets from the publication, including
|
||
<taxonomicName id="4C494D75A27CBD34F96FF977FD60F8B7" authorityName="Foslie" authorityYear="1906" box="[614,695,1780,1805]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34F96FF977FD60F8B7" box="[614,695,1780,1805]" italics="true" pageId="13" pageNumber="243">erosum</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C494D75A27CBD34F9F0F977FCB1F8B7" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[761,870,1780,1805]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34F9F0F977FCB1F8B7" box="[761,870,1780,1805]" italics="true" pageId="13" pageNumber="243">samoënse</emphasis>
|
||
</taxonomicName>
|
||
, thus have equal nomenclatural priority (see Art. 11.5 [Ex. 20 and Ex. 21] of the ICBN), irrespective of the order in which they appear in the publication. Here we are combining the species for the first time and choose to use the epithet
|
||
<taxonomicName id="4C494D75A27CBD34FF1AF8BFFB57F8EF" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[1043,1152,1852,1877]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34FF1AF8BFFB57F8EF" box="[1043,1152,1852,1877]" italics="true" pageId="13" pageNumber="243">samoënse</emphasis>
|
||
</taxonomicName>
|
||
because that epithet is in current common use.
|
||
<taxonomicName id="4C494D75A27CBD34FA72F8E3FDBFF8C3" authorityName="Foslie" authorityYear="1906" box="[379,616,1888,1913]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27CBD34FA72F8E3FDBFF8C3" box="[379,616,1888,1913]" italics="true" pageId="13" pageNumber="243">Lithophyllum erosum</emphasis>
|
||
</taxonomicName>
|
||
is therefore considered a heterotypic synonym for
|
||
<taxonomicName id="4C494D75A27CBD34FFAAF8E3FAE5F8C3" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[1187,1330,1888,1913]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="13" pageNumber="243" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A27CBD34FFAAF8E3FAE5F8C3" box="[1187,1330,1888,1913]" italics="true" pageId="13" pageNumber="243">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<caption id="DF36667EA27FBD37FB81F912FB8FF91C" ID-DOI="http://doi.org/10.5281/zenodo.13641934" ID-Zenodo-Dep="13641934" box="[136,1112,1681,1702]" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244" startId="14.[136,243,1681,1702]" targetBox="[238,1349,185,1645]" targetPageId="14" targetType="figure">
|
||
<paragraph id="8BF636F6A27FBD37FB81F912FB8FF91C" blockId="14.[136,1452,1681,2032]" box="[136,1112,1681,1702]" pageId="14" pageNumber="244">
|
||
<emphasis id="B93DEAE4A27FBD37FB81F912FEEDF91C" bold="true" box="[136,314,1681,1702]" pageId="14" pageNumber="244">FIGURES 37–43.</emphasis>
|
||
Vegetative and tetrasporangial anatomy of
|
||
<taxonomicName id="4C494D75A27FBD37F9D5F912FC6AF91C" authorityName="W. H. Adey" authorityYear="1970" baseAuthorityName="Foslie" box="[732,957,1681,1702]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="14" pageNumber="244" phylum="Rhodophyta" rank="species" species="erosum">
|
||
<emphasis id="B93DEAE4A27FBD37F9D5F912FC6AF91C" box="[732,957,1681,1702]" italics="true" pageId="14" pageNumber="244">Neogoniolithon erosum</emphasis>
|
||
</taxonomicName>
|
||
(TRH A2-101).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BF636F6A27FBD37FB81F936FB64F84A" blockId="14.[136,1452,1681,2032]" pageId="14" pageNumber="244">
|
||
<emphasis id="B93DEAE4A27FBD37FB81F936FEDDF970" bold="true" box="[136,266,1717,1738]" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37FB81F936FED1F970" box="[136,262,1717,1738]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 37</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Vertical fracture of the thallus under SEM showing the monomerous construction, cortical filaments, medullary filaments (M), solitary bottle-shaped trichocytes (t), and cell fusions (f) between adjacent filaments (scale bar = 20 μm).
|
||
<emphasis id="B93DEAE4A27FBD37FFDCF950FA8FF952" bold="true" box="[1237,1368,1747,1768]" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37FFDCF950FA83F952" box="[1237,1364,1747,1768]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 38</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Vertical section of the outer thallus showing the single epithallial cell layer (e), the subepithallial initial (i), the first cortical cell (c), and cell fusions (f) between adjacent cortical filaments (scale bar = 15 μm).
|
||
<emphasis id="B93DEAE4A27FBD37F9C3F88EFC9CF898" bold="true" box="[714,843,1805,1826]" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37F9C3F88EFC9FF898" box="[714,840,1805,1826]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 39</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Vertical fracture of the lower portion of the thallus under SEM showing plumose medullary filaments with abundant cell fusions (f) between adjacent filaments (scale bar = 20 μm).
|
||
<emphasis id="B93DEAE4A27FBD37FFD7F8A8FA89F8FA" bold="true" box="[1246,1374,1835,1856]" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37FFD7F8A8FA8DF8FA" box="[1246,1370,1835,1856]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 40</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Thallus surface under SEM showing flush to slightly raised tetrasporangial conceptacles (arrows) (scale bar = 100 μm).
|
||
<emphasis id="B93DEAE4A27FBD37FFDFF8CBFA8DF8E7" bold="true" box="[1238,1370,1864,1885]" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37FFDFF8CBFA83F8E7" box="[1238,1364,1864,1885]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 41</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Vertical fracture through a tetrasporangial conceptacle under SEM showing the pore canal (arrow) and an elliptical conceptacle chamber (K). Note the remnants of the enlarged cells (arrowhead) that typically line the base and length of the pore canal (scale bar = 60 μm).
|
||
<emphasis id="B93DEAE4A27FBD37FE47F800FF71F80F" bold="true" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37FE47F800FF75F80F" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 42</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Magnified view of two buried tetrasporangia (t) (scale bar = 30 μm).
|
||
<emphasis id="B93DEAE4A27FBD37F85FF823FC0EF80F" bold="true" box="[854,985,1952,1973]" pageId="14" pageNumber="244">
|
||
<figureCitation id="13722A73A27FBD37F85FF823FC04F80F" box="[854,979,1952,1973]" captionStart="FIGURES 37–43" captionStartId="14.[136,243,1681,1702]" captionTargetBox="[238,1349,185,1645]" captionTargetId="figure-14@14.[183,1403,172,1667]" captionTargetPageId="14" captionText="FIGURES 37–43. Vegetative and tetrasporangial anatomy of Neogoniolithon erosum (TRH A2-101)." figureDoi="http://doi.org/10.5281/zenodo.13641934" httpUri="https://zenodo.org/record/13641934/files/figure.png" pageId="14" pageNumber="244">FIGURE 43</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Magnified view of the roof of a tetrasporangial conceptacle showing the roof comprised of mostly 3 cells (e, i, c) (scale bar = 15 μm).
|
||
<emphasis id="B93DEAE4A27FBD37F8CDF83EFB92F868" bold="true" box="[964,1093,1981,2002]" pageId="14" pageNumber="244">FIGURE 44.</emphasis>
|
||
Magnified view of the pore canal (P) showing the remains of the enlarged cells (arrowheads) that line the base of the pore canal (scale bar = 15 μm).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |