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<document id="CDDFFBFE836A172A5D82AE2DC1DC7A23" ID-DOI="10.11646/phytotaxa.508.3.1" ID-ISSN="1179-3163" ID-Zenodo-Dep="5425968" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630396068306" checkinUser="marcus" docAuthor="Lobban, Christopher S." docDate="2021" docId="352887846A28EC0A8084136DFEAF8779" docLanguage="en" docName="phytotaxa.508.3.1.pdf" docOrigin="Phytotaxa 508 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.508.3.1" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.7:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="7" docTitle="Licmophora romuli Lobban 2021, sp. nov." docType="treatment" docVersion="3" lastPageNumber="238" masterDocId="C911FFFC6A2BEC09800C1243FF958121" masterDocTitle="New species of benthic marine diatoms (Bacillariophyta) from the Western Pacific islands of Guam and Yap" masterLastPageNumber="265" masterPageNumber="235" pageNumber="238" updateTime="1699260938881" updateUser="plazi" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="0A6EEB68EE84F27EFBCB76EA8238D9DF">New species of benthic marine diatoms (Bacillariophyta) from the Western Pacific islands of Guam and Yap</mods:title>
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<mods:namePart id="7B438672EDD7C454FDDD3912F4B3B3A3">Lobban, Christopher S.</mods:namePart>
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<subSubSection id="F59B65196A28EC0A8084136DFD328069" box="[136,679,302,329]" pageId="3" pageNumber="238" type="nomenclature">
<paragraph id="BD3E36926A28EC0A8084136DFD328069" blockId="3.[136,679,302,329]" box="[136,679,302,329]" pageId="3" pageNumber="238">
<heading id="E67681FE6A28EC0A8084136DFD328069" box="[136,679,302,329]" fontSize="11" level="2" pageId="3" pageNumber="238" reason="3">
<taxonomicName id="7A814D116A28EC0A8084136DFE5C8069" authority="Lobban" authorityName="Lobban" authorityYear="2021" box="[136,457,302,329]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="romuli" status="sp. nov.">
<emphasis id="8FF5EA806A28EC0A8084136DFEFE8068" bold="true" box="[136,363,302,329]" italics="true" pageId="3" pageNumber="238">Licmophora romuli</emphasis>
Lobban
</taxonomicName>
,
<emphasis id="8FF5EA806A28EC0A81D9136CFDBF8069" box="[469,554,303,328]" italics="true" pageId="3" pageNumber="238">
<taxonomicNameLabel id="94C657FB6A28EC0A81D9136CFDBF8069" box="[469,554,303,328]" pageId="3" pageNumber="238" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
<figureCitation id="25BA2A176A28EC0A823C136DFD328069" box="[560,679,302,328]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Figs. 717</figureCitation>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="F59B65196A28EC0A80841335FE008095" pageId="3" pageNumber="238" type="diagnosis">
<paragraph id="BD3E36926A28EC0A80841335FE008095" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<emphasis id="8FF5EA806A28EC0A80841335FEB480B1" bold="true" box="[136,289,374,400]" pageId="3" pageNumber="238">Diagnosis:—</emphasis>
Strongly spathulate, resembling
<taxonomicName id="7A814D116A28EC0A82821334FC4D80B1" authority="Grunow 1867: 34" authorityName="Grunow" authorityPageNumber="34" authorityYear="1867" box="[654,984,374,400]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="remulus">
<emphasis id="8FF5EA806A28EC0A82821334FC9380B1" box="[654,774,374,400]" italics="true" pageId="3" pageNumber="238">L. remulus</emphasis>
<bibRefCitation id="D9104B636A28EC0A83021335FC4D80B1" author="Grunow, A." box="[782,984,374,400]" pageId="3" pageNumber="238" pagination="17 - 37" refId="ref16151" refString="Grunow, A. (1867) Diatomeen auf Sargassum von Honduras gesammelt von Lindig. Hedwigia 6 (1 - 3): 1 - 8, 17 - 37." type="journal article" year="1867">Grunow 1867: 34</bibRefCitation>
</taxonomicName>
, but with the striae in much of the apical lamina lacking vimines.
</paragraph>
</subSubSection>
<subSubSection id="F59B65196A28EC0A80B113FDFBBE82F1" pageId="3" pageNumber="238" type="description">
<paragraph id="BD3E36926A28EC0A80B113FDFE708261" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<emphasis id="8FF5EA806A28EC0A80B113FDFEF880F9" bold="true" box="[189,365,446,472]" pageId="3" pageNumber="238">Description:—</emphasis>
Valves strongly spathulate with an apical lamina, a narrow stem and an inflated basal pole (
<figureCitation id="25BA2A176A28EC0A855413FDFF3080DD" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Figs 7 11</figureCitation>
). Length 135182 µm, width of lamina 1112 µm; foot pole 1.71.9 µm wide bearing a multiscissura with 78 slits (
<figureCitation id="25BA2A176A28EC0A809C1045FF778301" box="[144,226,518,544]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Fig. 11</figureCitation>
). Most of the variation was due to stem length, lamima lengths being consistently 4856 µm. Striae
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10 µm, parallel except radiating around the apex. Lamina with a very distinctive pattern of stria development (
<figureCitation id="25BA2A176A28EC0A85341069FA088365" box="[1336,1437,554,580]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Figs 8, 9</figureCitation>
): in the lower part striae composed of typical transapically rectangular areolae, but within 10 µm from the stem junction strongly elongated areolae along each side of the sternum, and these quickly becoming longer, reaching the valve margin, so that for most of the lamina no vimines dividing the striae into areolae. Stem only 0.60.9 µm wide and for most of its length with only one areola on each side of an indistinct sternum (
<figureCitation id="25BA2A176A28EC0A83D610F9FBCD83F5" box="[986,1112,698,724]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Figs 10, 11</figureCitation>
). Near the basal pole the striae abruptly longer, to 36 areolae on each side. Basal rimoportula placed 34 striae above ends of the multiscissura and oriented transapically on the right-hand side of the sternum (
<figureCitation id="25BA2A176A28EC0A833A1141FC41823D" box="[822,980,770,797]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Figs 7, 10, 11</figureCitation>
). Single apical rimoportula on the mantle near the valve border (
<figureCitation id="25BA2A176A28EC0A81891165FE4D8261" box="[389,472,806,832]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Fig. 12</figureCitation>
).
</paragraph>
<paragraph id="BD3E36926A28EC0A80B11109FBBE82F1" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
The valvocopula with virtually no septum (
<figureCitation id="25BA2A176A28EC0A82BF1109FC9C8245" box="[691,777,842,868]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Fig. 14</figureCitation>
), and with the unusual feature that the midrib, rather than crossing the band from abvalvar to advalvar as in other species, only moved to the middle before drifting back toward the abvalvar margin (
<figureCitation id="25BA2A176A28EC0A817511D1FD8E828D" box="[377,539,914,941]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Figs 8, 15, 16</figureCitation>
: arrowheads); the open end was simply tapered (
<figureCitation id="25BA2A176A28EC0A844811D1FB0D828D" box="[1092,1176,914,940]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Fig. 17</figureCitation>
). Striae on both sides of the midrib rimate. Pleurae not clearly seen but appeared also to be rimate (
<figureCitation id="25BA2A176A28EC0A83C611F5FB8B82F1" box="[970,1054,950,976]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Fig. 13</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="F59B65196A28EC0A80B11199FABD8540" pageId="3" pageNumber="238" type="materials_examined">
<paragraph id="BD3E36926A28EC0A80B11199FB808538" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<materialsCitation id="0DE93CCF6A28EC0A80B11199FB808538" collectionCode="ANSP" pageId="3" pageNumber="238" specimenCode="ANSP-GC20098" specimenCount="1" typeStatus="holotype">
<emphasis id="8FF5EA806A28EC0A80B11199FD9582D5" bold="true" box="[189,512,986,1012]" pageId="3" pageNumber="238">
<typeStatus id="623A88306A28EC0A80B11199FEBF82D5" box="[189,298,986,1012]" pageId="3" pageNumber="238" type="holotype">Holotype</typeStatus>
hic designatus:—
</emphasis>
Specimen at
<quantity id="7A799B776A28EC0A829D1199FD6082D4" box="[657,757,986,1013]" metricMagnitude="-2" metricUnit="m" metricValue="1.31" pageId="3" pageNumber="238" unit="mm" value="13.1">13.1 mm</quantity>
E and
<quantity id="7A799B776A28EC0A83481199FC0F82D4" box="[836,922,986,1013]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" pageId="3" pageNumber="238" unit="mm" value="7.5">7.5 mm</quantity>
S of the mark on slide 245, deposited at
<collectionCode id="DB90AE576A28EC0A85691199FA3982D5" box="[1381,1452,986,1012]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34784" lsid="urn:lsid:biocol.org:col:34784" name="Academy of Natural Sciences of Philadelphia" pageId="3" pageNumber="238">ANSP</collectionCode>
accession #
<specimenCode id="ED279EE96A28EC0A810211BDFE5A8539" box="[270,463,1022,1048]" collectionCode="ANSP-GC" pageId="3" pageNumber="238">ANSP-GC20098</specimenCode>
.
<figureCitation id="25BA2A176A28EC0A81ED11BDFDB08538" box="[481,549,1022,1049]" captionStart="FIGURES 717" captionStartId="4.[136,243,1787,1809]" captionTargetBox="[208,1379,190,1763]" captionTargetId="figure-21@4.[208,1379,190,1763]" captionTargetPageId="4" captionText="FIGURES 717. Licmophora romuli. SEM except Fig. 7 phase contrast. Fig. Holotype specimen from GU44P-B, Guam; arrow marks the basal rimoportula. Fig. 8. Whole mount showing valvocopula with midrib crossing first from abvalvar side (the VC belongs to the valve underneath) to advalvar side, then back (arrowheads). Fig. 9. Part of acid-cleaned valve showing acropetal transition in the number of vimines outward from the sternum; Y41-7, Yap. Fig. 10. Internal aspect of basal pole with rimoportula. Fig. 11. External aspect of a pair of basal poles, showing multiscissura and rimoportula opening. Fig. 12. Internal aspect of an apex showing apical rimoportula. Fig. 13. Whole mount showing pleurae. Fig. 14. Valvocopula closed end showing lack of septum. Figs. 1517. Parts of a valvocopula showing the midrib transitions (arrowheads) and the simply tapered open tip. Figs 8, 11, 13 from GU44P-B; Figs 12, 1417 from GU52X-1. Scale bars: Fig. 7 = 10 µm, Figs 8, 9, 1316= 5 µm, Figs 1012 = 2 µm" figureDoi="http://doi.org/10.5281/zenodo.5425972" httpUri="https://zenodo.org/record/5425972/files/figure.png" pageId="3" pageNumber="238">Fig. 7</figureCitation>
. Registration: http://phycobank.org/102754.
</materialsCitation>
</paragraph>
<paragraph id="BD3E36926A28EC0A80B11661FABD8540" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<emphasis id="8FF5EA806A28EC0A80B11661FEEE851D" bold="true" box="[189,379,1058,1084]" pageId="3" pageNumber="238">Type locality:—</emphasis>
<materialsCitation id="0DE93CCF6A28EC0A81771661FAB48541" collectingDate="2008-09-01" collectorName="C. Lobban &amp; M. Schefter" country="Guam" elevation="3" latitude="13.443" location="Apra Harbor" longLatPrecision="76" longitude="144.643" municipality="GabGab" pageId="3" pageNumber="238" specimenCount="1">
<collectingCountry id="C59676026A28EC0A81771661FE40851D" box="[379,469,1058,1084]" name="Guam" pageId="3" pageNumber="238">GUAM</collectingCountry>
:
<location id="B85E60496A28EC0A81D21661FDF8851D" LSID="urn:lsid:plazi:treatment:352887846A28EC0A8084136DFEAF8779:B85E60496A28EC0A81D21661FDF8851D" box="[478,621,1058,1084]" country="Guam" latitude="13.443" longLatPrecision="76" longitude="144.643" municipality="GabGab" name="Apra Harbor" pageId="3" pageNumber="238">Apra Harbor</location>
,
<collectingMunicipality id="5D5AACE86A28EC0A82741661FD40851D" box="[632,725,1058,1084]" pageId="3" pageNumber="238">GabGab</collectingMunicipality>
reef,
<geoCoordinate id="D8B550556A28EC0A831A1661FC15851C" box="[790,896,1058,1085]" degrees="13.443" direction="north" orientation="latitude" pageId="3" pageNumber="238" precision="55" value="13.443">13.443 N</geoCoordinate>
,
<geoCoordinate id="D8B550556A28EC0A83871661FB95851C" box="[907,1024,1058,1085]" degrees="144.643" direction="east" orientation="longitude" pageId="3" pageNumber="238" precision="55" value="144.643">144.643 E</geoCoordinate>
, depth ca.
<quantity id="7A799B776A28EC0A84741661FB31851C" box="[1144,1188,1058,1085]" metricMagnitude="0" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="238" unit="m" value="3.0">
<elevation id="36ACD1A16A28EC0A84741661FB31851C" box="[1144,1188,1058,1085]" metricMagnitude="0" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="238" unit="m" value="3.0">3 m</elevation>
</quantity>
, epiphytic on seaweeds in territory of farmer fish
<taxonomicName id="7A814D116A28EC0A81A51604FD178541" baseAuthorityName="Lacepede" baseAuthorityYear="1802" box="[425,642,1095,1121]" class="Actinopterygii" family="Pomacentridae" genus="Stegastes" kingdom="Animalia" order="Perciformes" pageId="3" pageNumber="238" phylum="Chordata" rank="species" species="nigricans">
<emphasis id="8FF5EA806A28EC0A81A51604FD178541" box="[425,642,1095,1121]" italics="true" pageId="3" pageNumber="238">Stegastes nigricans</emphasis>
</taxonomicName>
, sample GU44P-B.
<emphasis id="8FF5EA806A28EC0A83681604FAB48541" box="[868,1313,1094,1121]" italics="true" pageId="3" pageNumber="238">
<collectorName id="107453446A28EC0A83681604FC4F8541" box="[868,986,1094,1121]" pageId="3" pageNumber="238">C. Lobban</collectorName>
and
<collectorName id="107453446A28EC0A841E1604FB068541" box="[1042,1171,1094,1120]" pageId="3" pageNumber="238">M. Schefter</collectorName>
,
<date id="C93F10526A28EC0A84921605FAB48541" box="[1182,1313,1094,1121]" pageId="3" pageNumber="238" value="2008-09-01">
<collectingDate id="D97BE9BA6A28EC0A84921605FAB48541" box="[1182,1313,1094,1121]" pageId="3" pageNumber="238" value="2008-09-01">1 Sep. 2008</collectingDate>
</date>
</emphasis>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="F59B65196A28EC0A80B11629FB8685D1" pageId="3" pageNumber="238" type="etymology">
<paragraph id="BD3E36926A28EC0A80B11629FD378589" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<emphasis id="8FF5EA806A28EC0A80B11629FEF185A5" bold="true" box="[189,356,1130,1156]" pageId="3" pageNumber="238">Etymology:—</emphasis>
As
<bibRefCitation id="D9104B636A28EC0A81861629FDA285A5" author="Grunow, A." box="[394,567,1130,1156]" pageId="3" pageNumber="238" pagination="165 - 186" refId="ref16183" refString="Grunow, A. (1877) New diatoms from Honduras. With Notes by F. Kitton. Monthly Microscopical Journal 18: 165 - 186. https: // doi. org / 10.1111 / j. 1365 - 2818.1877. tb 00123. x" type="journal article" year="1877">Grunow (1877)</bibRefCitation>
named his species after Remus, one of the brothers who founded Rome, I have named its twin after Romulus, the other brother.
</paragraph>
<paragraph id="BD3E36926A28EC0A80B116F1FB8685D1" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<emphasis id="8FF5EA806A28EC0A80B116F1FE5D85ED" bold="true" box="[189,456,1202,1228]" pageId="3" pageNumber="238">Additional Records:—</emphasis>
<collectingCountry id="C59676026A28EC0A81C516F1FDB685ED" box="[457,547,1202,1228]" name="Guam" pageId="3" pageNumber="238">GUAM</collectingCountry>
: Pauliluc Bay, Inarajan, GU12H!,Apra Harbor, GabGab reef, GU44P-B!, GU44O- F!, GU44CA-1!, Apra Harbor, Outhouse Beach, GU52X-1!; F.S.M. Yap: Y47-1!.
</paragraph>
</subSubSection>
<subSubSection id="F59B65196A28EC0A80B116B9FEAF8779" pageId="3" pageNumber="238" type="discussion">
<paragraph id="BD3E36926A28EC0A80B116B9FEAF8779" blockId="3.[136,1452,374,1624]" pageId="3" pageNumber="238">
<emphasis id="8FF5EA806A28EC0A80B116B9FEF18435" bold="true" box="[189,356,1274,1300]" pageId="3" pageNumber="238">Comments:—</emphasis>
This species is difficult to distinguish from
<taxonomicName id="7A814D116A28EC0A834A16B8FC298435" authorityName="Grunow" authorityYear="1867" box="[838,956,1274,1300]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="remulus">
<emphasis id="8FF5EA806A28EC0A834A16B8FC298435" box="[838,956,1274,1300]" italics="true" pageId="3" pageNumber="238">L. remulus</emphasis>
</taxonomicName>
in LM; generally, however, the areolae of
<taxonomicName id="7A814D116A28EC0A859916B8FF748419" authorityName="Grunow" authorityYear="1867" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="remulus">
<emphasis id="8FF5EA806A28EC0A859916B8FF748419" italics="true" pageId="3" pageNumber="238">L. remulus</emphasis>
</taxonomicName>
are visible in LM. In SEM the structure of the apical blade is strikingly different, the acid-cleaned valves often appearing shredded because of the lack of vimines. This condition is well-known in
<treatmentCitation id="3C2010836A28EC0A84451700FD8884A1" author="Kutzing" journal="Grunow" page="36" pageId="3" pageNumber="238" score="1.97023359760351E-6" volume="1867" year="1998">
<taxonomicName id="7A814D116A28EC0A84451700FD8884A1" authority="(Kutzing 1844: 121) Grunow 1867: 36" authorityName="Grunow" authorityPageNumber="36" authorityYear="1867" baseAuthorityName="Kutzing" baseAuthorityPageNumber="121" baseAuthorityYear="1844" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="hyalina">
<emphasis id="8FF5EA806A28EC0A84451700FB29847D" box="[1097,1212,1346,1372]" italics="true" pageId="3" pageNumber="238">L. hyalina</emphasis>
(
<bibRefCitation id="D9104B636A28EC0A84C01701FA36847D" author="Kutzing, F. T." box="[1228,1443,1346,1372]" pageId="3" pageNumber="238" refId="ref16786" refString="Kutzing, F. T. (1844) Die Kieselschaligen Bacillarien oder Diatomeen. pp. [i - vii], [1] - 152, pls 1 - 30. Nordhausen: W. Kohne. https: // doi. org / 10.5962 / bhl. title. 64360" type="book" year="1844">Kützing 1844: 121</bibRefCitation>
)
<bibRefCitation id="D9104B636A28EC0A80841725FED884A1" author="Grunow, A." box="[136,333,1382,1408]" pageId="3" pageNumber="238" pagination="17 - 37" refId="ref16151" refString="Grunow, A. (1867) Diatomeen auf Sargassum von Honduras gesammelt von Lindig. Hedwigia 6 (1 - 3): 1 - 8, 17 - 37." type="journal article" year="1867">Grunow 1867: 36</bibRefCitation>
(
<bibRefCitation id="D9104B636A28EC0A81571725FD8184A1" author="Honeywill, C." box="[347,532,1382,1408]" pageId="3" pageNumber="238" pagination="221 - 271" refId="ref16556" refString="Honeywill, C. (1998) A study of British Licmophora species and a discussion of its morphological features. Diatom Research 13: 221 - 271. https: // doi. org / 10.1080 / 0269249 X. 1998.9705450" type="journal article" year="1998">Honeywill 1998</bibRefCitation>
)
</taxonomicName>
</treatmentCitation>
, and in our flora also occurs in
<taxonomicName id="7A814D116A28EC0A83771724FA3384A1" authority="Lobban, Schefter &amp; Ruck 2011: 16" authorityName="Lobban, Schefter &amp; Ruck" authorityPageNumber="16" authorityYear="2011" box="[891,1446,1382,1408]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="flucticulata">
<emphasis id="8FF5EA806A28EC0A83771724FB8D84A1" box="[891,1048,1382,1408]" italics="true" pageId="3" pageNumber="238">L. flucticulata</emphasis>
<bibRefCitation id="D9104B636A28EC0A84121725FA3384A1" author="Lobban, C. S. &amp; Schefter, M. &amp; Ruck, E. C." box="[1054,1446,1382,1408]" pageId="3" pageNumber="238" pagination="11 - 22" refId="ref17475" refString="Lobban, C. S., Schefter, M. &amp; Ruck, E. C. (2011) Licmophora flucticulata sp. nov. (Licmophoraceae, Bacillariophyceae), an unusual flabellate species from Guam and Palau. Phycologia 50: 11 - 22. https: // doi. org / 10.2216 / 09 - 85.1" type="journal article" year="2011">Lobban, Schefter &amp; Ruck 2011: 16</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="7A814D116A28EC0A808417C8FDE68485" authority="Lobban &amp; Schefter 2013: 2" authorityName="Lobban &amp; Schefter" authorityPageNumber="2" authorityYear="2013" box="[136,627,1418,1444]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="comnavmaria">
<emphasis id="8FF5EA806A28EC0A808417C8FEAB8485" box="[136,318,1419,1444]" italics="true" pageId="3" pageNumber="238">L. comnavmaria</emphasis>
<bibRefCitation id="D9104B636A28EC0A814817C9FDE68485" author="Lobban, C. S. &amp; Schefter, M." box="[324,627,1418,1444]" pageId="3" pageNumber="238" refId="ref17340" refString="Lobban, C. S. &amp; Schefter, M. (2013) Licmophora comnavmaria sp. nov. (Licmophorales, Bacillariophyta), a new diatom with intercalary rimoportulae. Marine Biodiversity Records 6: e 109. [6 pp.] https: // doi. org / 10.1017 / S 1755267213000869" type="book" year="2013">Lobban &amp; Schefter 2013: 2</bibRefCitation>
</taxonomicName>
, and in a short mid-section of
<taxonomicName id="7A814D116A28EC0A83B217C8FF6A84E9" authority="Lobban, Tharngan &amp; Ashworth 2018: 202" authorityName="Lobban, Tharngan &amp; Ashworth" authorityPageNumber="202" authorityYear="2018" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="labianatis">
<emphasis id="8FF5EA806A28EC0A83B217C8FBDE8485" box="[958,1099,1418,1444]" italics="true" pageId="3" pageNumber="238">L. labianatis</emphasis>
<bibRefCitation id="D9104B636A28EC0A845C17C9FF6A84E9" author="Lobban, C. S. &amp; Tharngan, B. G. &amp; Ashworth, M. P." pageId="3" pageNumber="238" pagination="187 - 217" refId="ref17719" refString="Lobban, C. S., Tharngan, B. G. &amp; Ashworth, M. P. (2018) Four new Licmophora species (Licmophorales), with a review of valve characters and exploration of cingulum characters, including a new septum type. Diatom Research 33: 187 - 217. https: // doi. org / 10.1080 / 0269249 X. 2018.1473292" type="journal article" year="2018">Lobban, Tharngan &amp; Ashworth 2018: 202</bibRefCitation>
</taxonomicName>
. I checked material from Grunow 839-4611 (saved as stub in
<collectingCountry id="C59676026A28EC0A83C817EDFB8F84E9" box="[964,1050,1454,1480]" name="Guam" pageId="3" pageNumber="238">GUAM</collectingCountry>
diatom herbarium, catalog number 700792), which was part of the Honduras collection studied by
<bibRefCitation id="D9104B636A28EC0A835E1791FC6C84CD" author="Grunow, A." box="[850,1017,1490,1516]" pageId="3" pageNumber="238" pagination="17 - 37" refId="ref16151" refString="Grunow, A. (1867) Diatomeen auf Sargassum von Honduras gesammelt von Lindig. Hedwigia 6 (1 - 3): 1 - 8, 17 - 37." type="journal article" year="1867">Grunow (1867</bibRefCitation>
,
<bibRefCitation id="D9104B636A28EC0A84081791FBD584CD" author="Grunow, A." box="[1028,1088,1490,1516]" pageId="3" pageNumber="238" pagination="165 - 186" refId="ref16183" refString="Grunow, A. (1877) New diatoms from Honduras. With Notes by F. Kitton. Monthly Microscopical Journal 18: 165 - 186. https: // doi. org / 10.1111 / j. 1365 - 2818.1877. tb 00123. x" type="journal article" year="1877">1877</bibRefCitation>
), and found both
<taxonomicName id="7A814D116A28EC0A85091790FAE984CD" authorityName="Grunow" authorityYear="1867" box="[1285,1404,1490,1516]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="remulus">
<emphasis id="8FF5EA806A28EC0A85091790FAE984CD" box="[1285,1404,1490,1516]" italics="true" pageId="3" pageNumber="238">L. remulus</emphasis>
</taxonomicName>
and
<taxonomicName id="7A814D116A28EC0A808417B4FF678731" authorityName="Lobban" authorityYear="2021" box="[136,242,1526,1552]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="romuli">
<emphasis id="8FF5EA806A28EC0A808417B4FF678731" box="[136,242,1526,1552]" italics="true" pageId="3" pageNumber="238">L. romuli</emphasis>
</taxonomicName>
, but the species as understood today has a consistent pattern of areolae on the blade.
<taxonomicName id="7A814D116A28EC0A84DC17B5FA398731" authorityName="Lobban" authorityYear="2021" box="[1232,1452,1526,1552]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="romuli">
<emphasis id="8FF5EA806A28EC0A84DC17B5FA398731" box="[1232,1452,1526,1552]" italics="true" pageId="3" pageNumber="238">Licmophora romuli</emphasis>
</taxonomicName>
has probably been mistaken many more times for
<taxonomicName id="7A814D116A28EC0A82C91458FCA88715" authorityName="Grunow" authorityYear="1867" box="[709,829,1562,1588]" class="Bacillariophyceae" family="Licmophoraceae" genus="Licmophora" higherTaxonomySource="GBIF" kingdom="Chromista" order="Licmophorales" pageId="3" pageNumber="238" phylum="Ochrophyta" rank="species" species="remulus">
<emphasis id="8FF5EA806A28EC0A82C91458FCA88715" box="[709,829,1562,1588]" italics="true" pageId="3" pageNumber="238">L. remulus</emphasis>
</taxonomicName>
, which had a unique shape and was diagnosed on that character alone.
</paragraph>
</subSubSection>
</treatment>
</document>