384 lines
50 KiB
XML
384 lines
50 KiB
XML
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<mods:title id="BCEF569CDB0AED1206774D10B5921804">Taxonomic review of Hydrolithon samoënse (Corallinaceae, Corallinales, Rhodophyta) and other taxa found to be conspecific</mods:title>
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<mods:namePart id="65C120CE70BC01BB7530EA1D0B6A0B23">Merwe, E. Van Der</mods:namePart>
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<mods:namePart id="A2FEB664D80700D9A41A0FB21F36778F">Keats, D. W.</mods:namePart>
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<mods:title id="3C278250C63BEC5B873B18297D359300">Phytotaxa</mods:title>
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<mods:date id="54DF09ADAD9920F070C93841D6766271">2015</mods:date>
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<subSubSection id="C353657DA263BD2BFB81FF28FBF7FF7D" box="[136,1056,171,199]" pageId="18" pageNumber="248" type="nomenclature">
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<paragraph id="8BF636F6A263BD2BFB81FF28FBF7FF7D" blockId="18.[136,1056,171,235]" box="[136,1056,171,199]" pageId="18" pageNumber="248">
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<heading id="D0BE819AA263BD2BFB81FF28FBF7FF7D" bold="true" box="[136,1056,171,199]" fontSize="11" level="1" pageId="18" pageNumber="248" reason="1">
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<taxonomicName id="4C494D75A263BD2BFB81FF28FBF7FF7D" authority="W. H. Adey, R. A. Townsend & Boykins, 1982: 17" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityPageNumber="17" authorityYear="1982" box="[136,1056,171,199]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="species" species="rugulosum">
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<emphasis id="B93DEAE4A263BD2BFB81FF28FBF7FF7D" bold="true" box="[136,1056,171,199]" pageId="18" pageNumber="248">
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<emphasis id="B93DEAE4A263BD2BFB81FF28FE07FF7C" bold="true" box="[136,464,171,198]" italics="true" pageId="18" pageNumber="248">Neogoniolithon rugulosum</emphasis>
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W.H.Adey, R.A.Townsend & Boykins, 1982: 17
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C353657DA263BD2DFB81FF51FDE3FD6F" lastPageId="20" lastPageNumber="250" pageId="18" pageNumber="248" type="description">
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<paragraph id="8BF636F6A263BD2BFB81FF51FECFFF51" blockId="18.[136,1056,171,235]" box="[136,280,210,235]" pageId="18" pageNumber="248">
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(
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<figureCitation id="13722A73A263BD2BFB99FF51FEC6FF51" box="[144,273,210,235]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Figs 45–50</figureCitation>
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||
)
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||
</paragraph>
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||
<paragraph id="8BF636F6A263BD2BFB81FE9FFC32FE8B" blockId="18.[136,1452,284,593]" box="[136,997,284,305]" pageId="18" pageNumber="248">
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Basionym:—
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<taxonomicName id="4C494D75A263BD2BFA01FE9FFC36FE8B" authority="W. H. Adey, R. A. Townsend & Boykins, 1982: 17" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityPageNumber="17" authorityYear="1982" box="[264,993,284,305]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="species" species="rugulosum">
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<emphasis id="B93DEAE4A263BD2BFA01FE9FFDDDFE8B" box="[264,522,284,305]" italics="true" pageId="18" pageNumber="248">Neogoniolithon rugulosum</emphasis>
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W.H.Adey, R.A.Townsend & Boykins, 1982: 17
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</taxonomicName>
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.
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</paragraph>
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<paragraph id="8BF636F6A263BD2BFB81FEC3FE90FEEF" blockId="18.[136,1452,284,593]" box="[136,327,320,341]" pageId="18" pageNumber="248">Synonyms:—None.</paragraph>
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<paragraph id="8BF636F6A263BD2BFB81FEE7FE29FEC3" blockId="18.[136,1452,284,593]" box="[136,510,356,377]" pageId="18" pageNumber="248">
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<materialsCitation id="3B213CABA263BD2BFB81FEE7FE29FEC3" box="[136,510,356,377]" collectionCode="USNC" collectorName="D. Child" pageId="18" pageNumber="248" specimenCount="1" typeStatus="holotype">
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<typeStatus id="54F28854A263BD2BFB81FEE7FF33FEC3" box="[136,228,356,377]" pageId="18" pageNumber="248" type="holotype">Holotype</typeStatus>
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||
:—
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<collectionCode id="ED58AE33A263BD2BFA09FEE7FE95FEC3" box="[256,322,356,377]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15463" lsid="urn:lsid:biocol.org:col:15463" name="Smithsonian Institution" pageId="18" pageNumber="248" type="Herbarium">USNC</collectionCode>
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,
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<collectorName id="26BC5320A263BD2BFA45FEE7FE76FEC3" box="[332,417,356,377]" pageId="18" pageNumber="248">D. Child</collectorName>
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||
, 71-53-2.
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||
</materialsCitation>
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||
</paragraph>
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<paragraph id="8BF636F6A263BD2BFB81FE0BFBEDFE27" blockId="18.[136,1452,284,593]" box="[136,1082,392,413]" pageId="18" pageNumber="248">
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<materialsCitation id="3B213CABA263BD2BFB81FE0BFD71FE27" box="[136,678,392,413]" collectionCode="USNC" location="Hilo Bay" pageId="18" pageNumber="248" specimenCount="1" stateProvince="Hawaii" typeStatus="paratype">
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||
<typeStatus id="54F28854A263BD2BFB81FE0BFF3DFE27" box="[136,234,392,413]" pageId="18" pageNumber="248" type="paratype">Paratypes</typeStatus>
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||
:—
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<collectionCode id="ED58AE33A263BD2BFA0FFE0BFE9EFE27" box="[262,329,392,413]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:15463" lsid="urn:lsid:biocol.org:col:15463" name="Smithsonian Institution" pageId="18" pageNumber="248" type="Herbarium">USNC</collectionCode>
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!
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<collectingRegion id="498DF814A263BD2BFA5BFE0BFE4CFE27" box="[338,411,392,413]" country="United States of America" name="Hawaii" pageId="18" pageNumber="248">Hawaii</collectingRegion>
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:
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<collectingRegion id="498DF814A263BD2BFAADFE0BFE3BFE27" box="[420,492,392,413]" country="United States of America" name="Hawaii" pageId="18" pageNumber="248">Hawaii</collectingRegion>
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,
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<location id="8E96602DA263BD2BFAFCFE0BFD9AFE27" LSID="urn:lsid:plazi:treatment:03E087E0A263BD2DFB81FF28FDE3FD6F:8E96602DA263BD2BFAFCFE0BFD9AFE27" box="[501,589,392,413]" name="Hilo Bay" pageId="18" pageNumber="248" stateProvince="Hawaii">Hilo Bay</location>
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||
, 71-59-1
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</materialsCitation>
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||
;
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<materialsCitation id="3B213CABA263BD2BF9B9FE0BFBE1FE27" box="[688,1078,392,413]" location="Hanauma Bay" pageId="18" pageNumber="248" specimenCount="1" stateProvince="Hawaii" typeStatus="paratype">
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||
Oahu,
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<location id="8E96602DA263BD2BF9F9FE0BFCAEFE27" LSID="urn:lsid:plazi:treatment:03E087E0A263BD2DFB81FF28FDE3FD6F:8E96602DA263BD2BF9F9FE0BFCAEFE27" box="[752,889,392,413]" name="Hanauma Bay" pageId="18" pageNumber="248" stateProvince="Hawaii">Hanauma Bay</location>
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||
, 71-53-4, 71-53-22
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</materialsCitation>
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||
.
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||
</paragraph>
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||
<paragraph id="8BF636F6A263BD2BFB81FE2FFD12FE7B" blockId="18.[136,1452,284,593]" box="[136,709,428,449]" pageId="18" pageNumber="248">
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Type Locality:—Palea Point, Hanauma Bay, Oahu,
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<collectingRegion id="498DF814A263BD2BF971FE2FFD17FE7B" box="[632,704,428,449]" country="United States of America" name="Hawaii" pageId="18" pageNumber="248">Hawaii</collectingRegion>
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.
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</paragraph>
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<paragraph id="8BF636F6A263BD2BFB81FE53FE5AFDB3" blockId="18.[136,1452,284,593]" pageId="18" pageNumber="248">
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Etymology:—
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<taxonomicName id="4C494D75A263BD2BFA1FFE53FE57FE5F" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[278,384,464,485]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="species" species="rugulosum">
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||
‘
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<emphasis id="B93DEAE4A263BD2BFA10FE53FE57FE5F" box="[281,384,464,485]" italics="true" pageId="18" pageNumber="248">rugulosum</emphasis>
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||
</taxonomicName>
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||
’,
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||
<emphasis id="B93DEAE4A263BD2BFA9DFE53FE24FE5F" box="[404,499,464,485]" italics="true" pageId="18" pageNumber="248">rugulosus</emphasis>
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||
= somewhat wrinkled (
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||
<bibRefCitation id="EFD84B07A263BD2BF9DEFE53FC87FE5F" author="Stearn, W. T." box="[727,848,464,485]" pageId="18" pageNumber="248" 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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||
). The epithet refers to the rugulose, somewhat wrinkled nature of the thallus surface.
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</paragraph>
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<paragraph id="8BF636F6A263BD2BFB81FD9BFF2BFDEB" blockId="18.[136,1452,284,593]" pageId="18" pageNumber="248">
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Distribution:—The species has only been reported from Hawaii (
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||
<bibRefCitation id="EFD84B07A263BD2BF805FD9BFC60FD97" author="Adey, W. H. & Townsend, R. A. & Boykins, W. T." box="[780,951,536,557]" pageId="18" pageNumber="248" pagination="1 - 74" refId="ref12473" refString="Adey, W. H., Townsend, R. A. & Boykins, W. T. (1982) The crustose coralline algae (Rhodophyta: Corallinaceae) of the Hawaiian Islands. Smithsonian Contributions to Marine Science 15: 1 - 74." type="journal article" year="1982">
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||
Adey
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<emphasis id="B93DEAE4A263BD2BF843FD9BFCA0FD97" box="[842,887,536,557]" italics="true" pageId="18" pageNumber="248">et al</emphasis>
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||
. 1982
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||
</bibRefCitation>
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||
) and
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||
<collectingCountry id="F35E7666A263BD2BF8F8FD9BFBC5FD97" box="[1009,1042,536,557]" name="Fiji" pageId="18" pageNumber="248">Fiji</collectingCountry>
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||
(
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||
<bibRefCitation id="EFD84B07A263BD2BFF2BFD9BFB2DFD97" author="Littler, D. S. & Littler, M. M." box="[1058,1274,536,557]" pageId="18" pageNumber="248" refId="ref13374" refString="Littler, D. S. & Littler, M. M. (2003) South Pacific Reef Plants. OffShore Graphics, Washington, 331 pp." type="book" year="2003">Littler & Littler 2003</bibRefCitation>
|
||
,
|
||
<bibRefCitation id="EFD84B07A263BD2BFE0FFD9BFF26FDEB" author="South, G. R. & Skelton, P. A." pageId="18" pageNumber="248" pagination="699 - 758" refId="ref13811" refString="South, G. R. & Skelton, P. A. (2003) Catalogue of the marine benthic macroalgae of the Fiji Islands, South Pacific. Australian Systematic Botany 16: 699 - 758." type="journal article" year="2003">South & Skelton 2003</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A263BD2BFB81FD01FEC6FD59" blockId="18.[136,1452,642,1171]" pageId="18" pageNumber="248">
|
||
Appearance and vegetative anatomy:—The following description is based solely on the prepared micro-slides of the
|
||
<typeStatus id="54F28854A263BD2BFB81FD25FF3FFD05" box="[136,232,678,703]" pageId="18" pageNumber="248" type="paratype">paratype</typeStatus>
|
||
material sent on loan from USNC (71-53-4). No representative specimens for this taxon were available for verification.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A263BD2BFBB4FD6DFE3AFC91" blockId="18.[136,1452,642,1171]" pageId="18" pageNumber="248">
|
||
Thalli thin and adherent, measuring up to 295 μm thick.
|
||
<typeStatus id="54F28854A263BD2BF833FD6DFC4BFCBD" box="[826,924,750,775]" pageId="18" pageNumber="248" type="paratype">Paratype</typeStatus>
|
||
material encrusting to only slightly lumpy and rugulose (see
|
||
<bibRefCitation id="EFD84B07A263BD2BFA2BFC91FE36FC91" author="Adey, W. H. & Townsend, R. A. & Boykins, W. T." box="[290,481,786,811]" pageId="18" pageNumber="248" pagination="1 - 74" refId="ref12473" refString="Adey, W. H., Townsend, R. A. & Boykins, W. T. (1982) The crustose coralline algae (Rhodophyta: Corallinaceae) of the Hawaiian Islands. Smithsonian Contributions to Marine Science 15: 1 - 74." type="journal article" year="1982">
|
||
Adey
|
||
<emphasis id="B93DEAE4A263BD2BFA6FFC91FE49FC91" box="[358,414,786,811]" italics="true" pageId="18" pageNumber="248">et al.</emphasis>
|
||
1982
|
||
</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A263BD2BFBB4FCB5FDB2FB29" blockId="18.[136,1452,642,1171]" pageId="18" pageNumber="248">
|
||
Thallus monomerous and dorsiventrally organised (
|
||
<figureCitation id="13722A73A263BD2BF9F2FCB5FC99FCF5" box="[763,846,822,847]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 45</figureCitation>
|
||
). Medullary region consists of a central plumose (non-coaxial) core (
|
||
<figureCitation id="13722A73A263BD2BFA27FCD9FE55FCC9" box="[302,386,858,883]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 47</figureCitation>
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||
) with square to rectangular cells that measure 6–17 μm in length and 4–11 μm in diameter. Cortical filaments comprise squat to rectangular cells that measure 3–10 μm in length and 5–14 μm in diameter. Cell fusions abundant (
|
||
<figureCitation id="13722A73A263BD2BFA5EFC21FE0BFC01" box="[343,476,930,955]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Figs 46, 47</figureCitation>
|
||
); secondary pit connections not seen. Subepithallial initials square to rectangular (
|
||
<figureCitation id="13722A73A263BD2BFE77FC21FF72FC65" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 46</figureCitation>
|
||
) and measure 7–15 μm in length and 6–10 μm in diameter. Epithallial cells squat to elliptical, measure 2–9 μm in length and 3–10 μm in diameter and occur singly (up to 2 when shedding) (
|
||
<figureCitation id="13722A73A263BD2BF8CAFC69FBC1FBB9" box="[963,1046,1002,1027]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 46</figureCitation>
|
||
). Trichocytes common at that thallus surface, occur singly and paired (
|
||
<figureCitation id="13722A73A263BD2BF90EFB8DFD59FB9D" box="[519,654,1038,1063]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Figs 45, 46</figureCitation>
|
||
), with pairs separated within clusters by normal vegetative filaments. Individual trichocyte chains comprise 2 cells; a megacell and a support cell. Trichocytes rectangular to elongate and measure 16–27 μm in length and 10–15 μm in diameter. Buried trichocytes not observed. Data on vegetative characters in the
|
||
<typeStatus id="54F28854A263BD2BFBC7FBF9FEF9FB29" box="[206,302,1146,1171]" pageId="18" pageNumber="248" type="paratype">paratype</typeStatus>
|
||
are summarized in
|
||
<tableCitation id="C6CB034DA263BD2BF902FBF9FD88FB29" box="[523,607,1146,1171]" 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="18" pageNumber="248">Table 1</tableCitation>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A263BD2BFB81FB41FCFAFB61" blockId="18.[136,1452,1218,1675]" box="[136,813,1218,1243]" pageId="18" pageNumber="248">
|
||
Reproduction:—
|
||
<typeStatus id="54F28854A263BD2BFA4AFB41FE71FB61" box="[323,422,1218,1243]" pageId="18" pageNumber="248" type="paratype">Paratype</typeStatus>
|
||
slide lacked gametangial material.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A263BD2BFB81FB65FF22F931" blockId="18.[136,1452,1218,1675]" pageId="18" pageNumber="248">
|
||
Tetrasporangial conceptacles small (
|
||
<figureCitation id="13722A73A263BD2BF917FB65FDB8FB45" box="[542,623,1254,1279]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 48</figureCitation>
|
||
) and more-or-less flush with the thallus surface to slightly raised above it, measuring 136–200 μm in external diameter. Conceptacle chambers elliptical to spherical, and measure 70–104 μm in diameter and 30–50 μm high, with the roof 25–31 μm thick. Conceptacle roof 2–4 (mostly 3) cells 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="13722A73A263BD2BF862FAF5FC20FA35" box="[875,1015,1398,1423]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Figs. 49, 50</figureCitation>
|
||
). Conceptacle floor located 6–12 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 vertically, and do not project into the pore canal (
|
||
<figureCitation id="13722A73A263BD2BF84EFA3DFC4BFA6D" box="[839,924,1470,1495]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 49</figureCitation>
|
||
). Remains of interspersed sterile filaments that gave rise to the pore canal cells often still visible (
|
||
<figureCitation id="13722A73A263BD2BF9D0FA61FCB5FA41" box="[729,866,1506,1531]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Figs 48, 49</figureCitation>
|
||
). Central columella not observed. Mature zonately divided tetrasporangia often fill the chamber completely (
|
||
<figureCitation id="13722A73A263BD2BF810F985FCB8F9A5" box="[793,879,1542,1567]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="18" pageNumber="248">Fig. 48</figureCitation>
|
||
). Tetrasporangia measure 20–43 μm in length and 7–27 μm in diameter. Bisporangia not observed. Tetrasporangial conceptacles shed individually although senescent buried conceptacles, containing apparently viable tetrasporangia were observed; infilling of buried conceptacles not observed.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A263BD2BFB81F93AFA75F7AD" blockId="18.[136,1452,1721,2071]" pageId="18" pageNumber="248">
|
||
Remarks:—The context within which
|
||
<taxonomicName id="4C494D75A263BD2BF932F939FD02F969" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[571,725,1722,1747]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A263BD2BF932F939FD02F969" box="[571,725,1722,1747]" italics="true" pageId="18" pageNumber="248">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
was described (see
|
||
<bibRefCitation id="EFD84B07A263BD2BF8B1F939FBEFF969" author="Adey, W. H." box="[952,1080,1722,1747]" pageId="18" pageNumber="248" 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</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFD84B07A263BD2BFF4DF939FAD3F969" author="Adey, W. H. & Townsend, R. A. & Boykins, W. T." box="[1092,1284,1722,1747]" pageId="18" pageNumber="248" pagination="1 - 74" refId="ref12473" refString="Adey, W. H., Townsend, R. A. & Boykins, W. T. (1982) The crustose coralline algae (Rhodophyta: Corallinaceae) of the Hawaiian Islands. Smithsonian Contributions to Marine Science 15: 1 - 74." type="journal article" year="1982">
|
||
Adey
|
||
<emphasis id="B93DEAE4A263BD2BFF80F939FB6BF969" box="[1161,1212,1722,1747]" italics="true" pageId="18" pageNumber="248">et al</emphasis>
|
||
. 1982
|
||
</bibRefCitation>
|
||
) was at a time when the genus
|
||
<taxonomicName id="4C494D75A263BD2BFA4DF95DFE25F94D" authorityName="Setchell & L. R. Mason" authorityYear="1943" box="[324,498,1758,1783]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A263BD2BFA4DF95DFE25F94D" box="[324,498,1758,1783]" italics="true" pageId="18" pageNumber="248">Neogoniolithon</emphasis>
|
||
</taxonomicName>
|
||
was considered to represent all Mastophoroid taxa bearing monomerous thalli that bore a predominantly coaxial core of medullary filaments. In contrast,
|
||
<taxonomicName id="4C494D75A263BD2BF8CDF881FB9BF8A1" box="[964,1100,1794,1819]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A263BD2BF8CDF881FB9BF8A1" box="[964,1100,1794,1819]" italics="true" pageId="18" pageNumber="248">Hydrolithon</emphasis>
|
||
</taxonomicName>
|
||
was considered to encompass all Mastophoroid taxa bearing dimerous thalli (
|
||
<bibRefCitation id="EFD84B07A263BD2BF9A9F8A5FCF4F885" author="Adey, W. H." box="[672,803,1830,1855]" pageId="18" pageNumber="248" 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</bibRefCitation>
|
||
). As described above,
|
||
<taxonomicName id="4C494D75A263BD2BFF2AF8A5FB6AF885" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[1059,1213,1830,1855]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A263BD2BFF2AF8A5FB6AF885" box="[1059,1213,1830,1855]" italics="true" pageId="18" pageNumber="248">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
has a predominantly plumose core of medullary filaments. It is now widely accepted that the thallus construction alone cannot be used to separate genera within the
|
||
<taxonomicName id="4C494D75A263BD2BFAB2F8EDFD82F83D" authorityName="Lamouroux" authorityYear="1816" box="[443,597,1902,1927]" family="Corallinaceae" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="family">Corallinaceae</taxonomicName>
|
||
(
|
||
<bibRefCitation id="EFD84B07A263BD2BF96FF8EDFC62F83D" author="Penrose, D. & Woelkerling, Wm. J." box="[614,949,1902,1927]" pageId="18" pageNumber="248" 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="EFD84B07A263BD2BF8C8F8EDFBA8F83D" author="Kato, A. & Baba, M. & Suda, S." box="[961,1151,1902,1927]" pageId="18" pageNumber="248" 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="B93DEAE4A263BD2BFF09F8EDFBE4F83D" box="[1024,1075,1902,1927]" italics="true" pageId="18" pageNumber="248">et al</emphasis>
|
||
. 2011
|
||
</bibRefCitation>
|
||
). Of particular importance within the family
|
||
<taxonomicName id="4C494D75A263BD2BFA5CF811FE38F811" authorityName="Lamouroux" authorityYear="1816" box="[341,495,1938,1963]" family="Corallinaceae" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="family">Corallinaceae</taxonomicName>
|
||
is the development of the tetrasporangial conceptacle roof (including the shape and orientation of the pore canal cells) and the trichocyte arrangement (
|
||
<bibRefCitation id="EFD84B07A263BD2BF870F835FBE4F875" author="Kato, A. & Baba, M. & Suda, S." box="[889,1075,1974,1999]" pageId="18" pageNumber="248" 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="B93DEAE4A263BD2BF8B1F835FC3EF875" box="[952,1001,1974,1999]" italics="true" pageId="18" pageNumber="248">et al</emphasis>
|
||
. 2011
|
||
</bibRefCitation>
|
||
). In
|
||
<taxonomicName id="4C494D75A263BD2BFF6DF835FB2BF875" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[1124,1276,1974,1999]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="18" pageNumber="248" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A263BD2BFF6DF835FB2BF875" box="[1124,1276,1974,1999]" italics="true" pageId="18" pageNumber="248">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
the pore canals of tetrasporangial conceptacles are lined by a ring of conspicuous, enlarged (elongated) cells that are orientated more or less perpendicular to the roof and not by narrow filaments that tilt into the pore canal creating the appearance of
|
||
</paragraph>
|
||
<caption id="DF36667EA262BD2AFB81F957FB5AF953" ID-DOI="http://doi.org/10.5281/zenodo.13641936" ID-Zenodo-Dep="13641936" box="[136,1165,1748,1769]" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249" startId="19.[136,243,1748,1769]" targetBox="[241,1350,182,1725]" targetPageId="19" targetType="figure">
|
||
<paragraph id="8BF636F6A262BD2AFB81F957FB5AF953" blockId="19.[136,1452,1748,2076]" box="[136,1165,1748,1769]" pageId="19" pageNumber="249">
|
||
<emphasis id="B93DEAE4A262BD2AFB81F957FEEDF953" bold="true" box="[136,314,1748,1769]" pageId="19" pageNumber="249">FIGURES 45–50.</emphasis>
|
||
Vegetative and tetrasporangial anatomy of
|
||
<taxonomicName id="4C494D75A262BD2AF9D5F957FC09F953" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[732,990,1748,1769]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="19" pageNumber="249" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A262BD2AF9D5F957FC09F953" box="[732,990,1748,1769]" italics="true" pageId="19" pageNumber="249">Neogoniolithon rugulosum</emphasis>
|
||
</taxonomicName>
|
||
(USNC 71-53-4).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BF636F6A262BD2AFB81F97BFA76F842" blockId="19.[136,1452,1748,2076]" pageId="19" pageNumber="249">
|
||
<emphasis id="B93DEAE4A262BD2AFB81F97BFEDEF8B7" bold="true" box="[136,265,1784,1805]" pageId="19" pageNumber="249">
|
||
<figureCitation id="13722A73A262BD2AFB81F97BFED4F8B7" box="[136,259,1784,1805]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249">FIGURE 45</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Vertical section of the monomerous thallus showing cortical filaments (C) bearing a number of solitary and paired trichocytes at the surface (arrows), and plumose medullary filaments (M) (scale bar = 60 μm).
|
||
<emphasis id="B93DEAE4A262BD2AF883F896FBDFF890" bold="true" box="[906,1032,1813,1834]" pageId="19" pageNumber="249">
|
||
<figureCitation id="13722A73A262BD2AF883F896FBD2F890" box="[906,1029,1813,1834]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249">FIGURE 46</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Magnified view of the outer thallus showing a single epithallial cell layer (arrowhead), a subepithallial initials (i), the first cortical cell (c), cell fusions (f) between adjacent cortical filaments, and a solitary and paired trichocytes (t) (scale bar = 15 μm).
|
||
<emphasis id="B93DEAE4A262BD2AF836F8D3FC16F8DF" bold="true" box="[831,961,1872,1893]" pageId="19" pageNumber="249">
|
||
<figureCitation id="13722A73A262BD2AF836F8D3FC6AF8DF" box="[831,957,1872,1893]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249">FIGURE 47</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Vertical section of the lower portion of the thallus showing plumose medullary filaments with a cell fusion (f) between two adjacent filaments (scale bar = 15 μm).
|
||
<emphasis id="B93DEAE4A262BD2AFFD3F8EEFA8AF838" bold="true" box="[1242,1373,1901,1922]" pageId="19" pageNumber="249">
|
||
<figureCitation id="13722A73A262BD2AFFD3F8EEFA80F838" box="[1242,1367,1901,1922]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249">FIGURE 48</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Section through a tetrasporangial conceptacle showing mature tetrasporangia (t) and the remains of an interspersed sterile filament (arrowhead) that gave rise to the conceptacle roof (scale bar = 30 μm).
|
||
<emphasis id="B93DEAE4A262BD2AF9C0F82BFC9BF807" bold="true" box="[713,844,1960,1981]" pageId="19" pageNumber="249">
|
||
<figureCitation id="13722A73A262BD2AF9C0F82BFC90F807" box="[713,839,1960,1981]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249">FIGURE 49</figureCitation>
|
||
.
|
||
</emphasis>
|
||
Oblique magnified view of a tetrasporangial conceptacle roof showing the ring of enlarged cells (arrowheads) lining the base and length of the pore canal, the remains of both a peripheral (left arrow) and an interspersed (right arrow) sterile filament that had given rise to the roof filaments, and a tetrasporangium (t) (scale bar = 15 μm).
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A262BD2AFB81F784FA7BF7A6" blockId="19.[136,1452,1748,2076]" box="[136,1452,2055,2076]" pageId="19" pageNumber="249">
|
||
<emphasis id="B93DEAE4A262BD2AFB81F784FED4F7A6" bold="true" box="[136,259,2055,2076]" pageId="19" pageNumber="249">
|
||
<figureCitation id="13722A73A262BD2AFB81F784FF29F7A6" box="[136,254,2055,2076]" captionStart="FIGURES 45–50" captionStartId="19.[136,243,1748,1769]" captionTargetBox="[241,1350,182,1725]" captionTargetId="figure-15@19.[195,1391,172,1733]" captionTargetPageId="19" captionText="FIGURES 45–50. Vegetative and tetrasporangial anatomy of Neogoniolithon rugulosum (USNC 71-53-4)." figureDoi="http://doi.org/10.5281/zenodo.13641936" httpUri="https://zenodo.org/record/13641936/files/figure.png" pageId="19" pageNumber="249">FIGURE 50</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).
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A265BD2DFB81FF23FC32FED7" blockId="20.[136,1452,160,725]" pageId="20" pageNumber="250">
|
||
papillae. Also, the persistence of sterile filaments interspersed amongst the tetrasporangia provides evidence that
|
||
<taxonomicName id="4C494D75A265BD2DFE9BFF23FED7FF67" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DFE9BFF23FED7FF67" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
has a tetrasporangial conceptacle roof development that is more similar to that of the genus
|
||
<taxonomicName id="4C494D75A265BD2DFE2AFF47FA7CFF67" box="[1315,1451,196,221]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A265BD2DFE2AFF47FA7CFF67" box="[1315,1451,196,221]" italics="true" pageId="20" pageNumber="250">Hydrolithon</emphasis>
|
||
</taxonomicName>
|
||
than of the genus
|
||
<taxonomicName id="4C494D75A265BD2DFA52FF6BFDDEFEBB" authorityName="Setchell & L. R. Mason" authorityYear="1943" box="[347,521,232,257]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A265BD2DFA52FF6BFDDEFEBB" box="[347,521,232,257]" italics="true" pageId="20" pageNumber="250">Neogoniolithon</emphasis>
|
||
</taxonomicName>
|
||
. Combined, these features circumscribe
|
||
<taxonomicName id="4C494D75A265BD2DF8E9FF6BFBABFEBB" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[992,1148,232,257]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DF8E9FF6BFBABFEBB" box="[992,1148,232,257]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
to the genus
|
||
<taxonomicName id="4C494D75A265BD2DFE15FF6BFA73FEBB" box="[1308,1444,232,257]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A265BD2DFE15FF6BFA73FEBB" box="[1308,1444,232,257]" italics="true" pageId="20" pageNumber="250">Hydrolithon</emphasis>
|
||
</taxonomicName>
|
||
. Furthermore, the structure of the tetrasporangial conceptacle roof (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) suggests that the species is synonymous with
|
||
<taxonomicName id="4C494D75A265BD2DF846FED7FC09FED7" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[847,990,340,365]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A265BD2DF846FED7FC09FED7" box="[847,990,340,365]" italics="true" pageId="20" pageNumber="250">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BF636F6A265BD2DFBB4FEFBFDE3FD6F" blockId="20.[136,1452,160,725]" pageId="20" pageNumber="250">
|
||
<bibRefCitation id="EFD84B07A265BD2DFBB4FEFBFDC8FE2B" author="Keats, D. W. & Chamberlain, Y. M." box="[189,543,376,401]" pageId="20" pageNumber="250" pagination="8 - 21" refId="ref13282" refString="Keats, D. W. & Chamberlain, Y. M. (1994) Three species of Hydrolithon (Rhodophyta, Corallinaceae): Hydrolithon onkodes (Heydrich) Penrose and Woelkerling, Hydrolithon superficiale sp. nov., and H. samoense (Foslie) comb. nov. from South Africa. South African Journal of Botany 60: 8 - 21." type="journal article" year="1994">Keats and Chamberlain (1994)</bibRefCitation>
|
||
suggested that
|
||
<taxonomicName id="4C494D75A265BD2DF9DFFEFBFCA5FE2B" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[726,882,376,401]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DF9DFFEFBFCA5FE2B" box="[726,882,376,401]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
was probably conspecific with
|
||
<taxonomicName id="4C494D75A265BD2DFFEDFEFBFAA0FE2B" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[1252,1399,376,401]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A265BD2DFFEDFEFBFAA0FE2B" box="[1252,1399,376,401]" italics="true" pageId="20" pageNumber="250">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
, but stated that because the tetrasporangial conceptacles were larger (160–200 μm) in the former species, and because the conceptacle roof structure they considered characteristic, was not visible in the published description of
|
||
<taxonomicName id="4C494D75A265BD2DFE04FE43FA72FE63" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[1293,1445,448,473]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DFE04FE43FA72FE63" box="[1293,1445,448,473]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
, this could not be verified. Examination of a
|
||
<typeStatus id="54F28854A265BD2DF96AFE67FD14FE47" box="[611,707,484,509]" pageId="20" pageNumber="250" type="paratype">paratype</typeStatus>
|
||
slide of
|
||
<taxonomicName id="4C494D75A265BD2DF814FE67FC64FE47" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[797,947,484,509]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DF814FE67FC64FE47" box="[797,947,484,509]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
has shown that
|
||
<taxonomicName id="4C494D75A265BD2DFF57FE67FB23FE47" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[1118,1268,484,509]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DFF57FE67FB23FE47" box="[1118,1268,484,509]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
more than likely has the tetrasporangial conceptacle roof development characteristic of the genus
|
||
<taxonomicName id="4C494D75A265BD2DFF1DFD8BFB4BFD9B" box="[1044,1180,520,545]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="genus">
|
||
<emphasis id="B93DEAE4A265BD2DFF1DFD8BFB4BFD9B" box="[1044,1180,520,545]" italics="true" pageId="20" pageNumber="250">Hydrolithon</emphasis>
|
||
</taxonomicName>
|
||
, that the tetrasporangial conceptacle dimensions do not differ between the two taxa (
|
||
<tableCitation id="C6CB034DA265BD2DF82BFDAFFCAFFDFF" box="[802,888,556,581]" 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="20" pageNumber="250">Table 2</tableCitation>
|
||
) and more importantly, that the former species has the tetrasporangial conceptacle roof structure characteristic of
|
||
<taxonomicName id="4C494D75A265BD2DF84AFDD3FC05FDD3" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[835,978,592,617]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A265BD2DF84AFDD3FC05FDD3" box="[835,978,592,617]" italics="true" pageId="20" pageNumber="250">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
. Incidentally,
|
||
<bibRefCitation id="EFD84B07A265BD2DFF79FDD3FABFFDD3" author="Adey, W. H. & Townsend, R. A. & Boykins, W. T." box="[1136,1384,592,617]" pageId="20" pageNumber="250" pagination="1 - 74" refId="ref12473" refString="Adey, W. H., Townsend, R. A. & Boykins, W. T. (1982) The crustose coralline algae (Rhodophyta: Corallinaceae) of the Hawaiian Islands. Smithsonian Contributions to Marine Science 15: 1 - 74." type="journal article" year="1982">
|
||
Adey
|
||
<emphasis id="B93DEAE4A265BD2DFFBAFDD3FB32FDD3" box="[1203,1253,592,617]" italics="true" pageId="20" pageNumber="250">et al</emphasis>
|
||
. (1982: 15)
|
||
</bibRefCitation>
|
||
made mention of
|
||
<taxonomicName id="4C494D75A265BD2DFA00FDF7FE76FD37" authorityName="Foslie" authorityYear="1907" baseAuthorityName="Foslie" box="[265,417,628,653]" family="Corallinaceae" genus="Lithophyllum" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="caribaeum">
|
||
<emphasis id="B93DEAE4A265BD2DFA00FDF7FE76FD37" box="[265,417,628,653]" italics="true" pageId="20" pageNumber="250">N. caribaeum</emphasis>
|
||
</taxonomicName>
|
||
as a “pair species” to
|
||
<taxonomicName id="4C494D75A265BD2DF990FDF7FCE5FD37" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[665,818,628,653]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DF990FDF7FCE5FD37" box="[665,818,628,653]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
, a species this research has also shown to be conspecific with
|
||
<taxonomicName id="4C494D75A265BD2DFBCBFD1BFE85FD0B" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[194,338,664,689]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A265BD2DFBCBFD1BFE85FD0B" box="[194,338,664,689]" italics="true" pageId="20" pageNumber="250">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
. Consequently
|
||
<taxonomicName id="4C494D75A265BD2DF90AFD1BFD4AFD0B" authorityName="W. H. Adey, R. A. Townsend & Boykins" authorityYear="1982" box="[515,669,664,689]" family="Corallinaceae" genus="Neogoniolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="rugulosum">
|
||
<emphasis id="B93DEAE4A265BD2DF90AFD1BFD4AFD0B" box="[515,669,664,689]" italics="true" pageId="20" pageNumber="250">N. rugulosum</emphasis>
|
||
</taxonomicName>
|
||
is also considered a heterotypic synonym for
|
||
<taxonomicName id="4C494D75A265BD2DFFA1FD1BFAEEFD0B" authorityName="Keats & Y. M. Chamberlain. In" authorityYear="1994" baseAuthorityName="Foslie" box="[1192,1337,664,689]" family="Corallinaceae" genus="Hydrolithon" kingdom="Plantae" order="Cryptonemiales" pageId="20" pageNumber="250" phylum="Rhodophyta" rank="species" species="samoense">
|
||
<emphasis id="B93DEAE4A265BD2DFFA1FD1BFAEEFD0B" box="[1192,1337,664,689]" italics="true" pageId="20" pageNumber="250">H. samoënse</emphasis>
|
||
</taxonomicName>
|
||
, the latter species having nomenclatural priority.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |