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<document id="B5C66AB596EF400F6469F8011CE1F67F" ID-CLB-Dataset="299061" ID-DOI="10.5281/zenodo.12118784" ID-GBIF-Dataset="2b921c3c-8618-439e-96da-1de9c66a90f9" ID-ISSN="0026-279X" ID-Zenodo-Dep="12118784" IM.bibliography_approvedBy="julia" IM.illustrations_approvedBy="julia" IM.materialsCitations_approvedBy="julia" IM.metadata_approvedBy="julia" IM.tables_approvedBy="julia" IM.taxonomicNames_approvedBy="julia" IM.treatments_approvedBy="julia" checkinTime="1718742264011" checkinUser="felipe" docAuthor="Lobban, Christopher S. &amp; Witkowski, Andrzej" docDate="2023" docId="03C287AAFFFF0B02FF357839FEC0FE1F" docLanguage="en" docName="Micronesica.2023.02.1-75.pdf" docOrigin="Micronesica 2023 (2)" docStyle="DocumentStyle:73477DD41873F4E732E2765E250AF97D.1:Micronesica.2013-.journal_article.type1" docStyleId="73477DD41873F4E732E2765E250AF97D" docStyleName="Micronesica.2013-.journal_article.type1" docStyleVersion="1" docTitle="Berkeleya hyalina Cox" docType="treatment" docVersion="5" lastPageNumber="5" masterDocId="FFFBFFD2FFFC0B07FFD37D20FF9BFFCC" masterDocTitle="Marine benthic diatoms of Guam: new records, Dictyoneis apapae sp. nov., and updates to the checklist" masterLastPageNumber="75" masterPageNumber="1" pageNumber="4" updateTime="1719584991735" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-ND-4.0">
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<mods:title id="A0EB9B7DB72A7C2DE832A8B8EA055A4B">Marine benthic diatoms of Guam: new records, Dictyoneis apapae sp. nov., and updates to the checklist</mods:title>
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<mods:namePart id="AE816D0B83D5F0775FDFB1AE32FB1DD4">Lobban, Christopher S.</mods:namePart>
<mods:affiliation id="D1B9FAFE7922AE8FA6654FE4EEA455BF">Division of Natural Sciences, University of Guam, Mangilao, GU 96923, USA clobban @ triton. uog. edu</mods:affiliation>
<mods:nameIdentifier id="AEE5D0C98610C83CB79111DF05A0E9C4" type="email">clobban@triton.uog.edu</mods:nameIdentifier>
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<mods:namePart id="C7A689C328C7FD68CA544D933BABE08B">Witkowski, Andrzej</mods:namePart>
<mods:affiliation id="F788AA258FE6883624AF35CE082808E1">University of Szczecin, Institute of Marine and Environmental Sciences Mickiewicza 16 a, PL 70 - 383 Szczecin, Poland</mods:affiliation>
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<mods:title id="F29A3A759E940D5B2ACFEAAF19B3E817">Micronesica</mods:title>
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<treatment id="03C287AAFFFF0B02FF357839FEC0FE1F" ID-DOI="http://doi.org/10.5281/zenodo.12581844" ID-GBIF-Taxon="233850958" ID-Zenodo-Dep="12581844" LSID="urn:lsid:plazi:treatment:03C287AAFFFF0B02FF357839FEC0FE1F" httpUri="http://treatment.plazi.org/id/03C287AAFFFF0B02FF357839FEC0FE1F" lastPageId="5" lastPageNumber="5" pageId="3" pageNumber="4">
<subSubSection id="C3716537FFFF0B04FF357839FAE2FAFF" box="[230,1401,1305,1331]" pageId="3" pageNumber="4" type="nomenclature">
<paragraph id="8BD436BCFFFF0B04FF357839FAE2FAFF" blockId="3.[230,1402,1305,1440]" box="[230,1401,1305,1331]" pageId="3" pageNumber="4">
<heading id="D09C81D0FFFF0B04FF357839FAE2FAFF" box="[230,1401,1305,1331]" centered="true" fontSize="11" level="2" pageId="3" pageNumber="4" reason="2">
<taxonomicName id="4C6B4D3FFFFF0B04FF357839FCACFAFF" authority="(Round &amp; M. E. Brooks) Cox" authorityName="Cox" baseAuthorityName="Round &amp; M. E. Brooks" box="[230,823,1305,1331]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" isUncertain="true" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="4" phylum="Ochrophyta" rank="species" species="hyalina">
<emphasis id="B91FEAAEFFFF0B04FF357839FEC0FAFF" box="[230,347,1305,1331]" italics="true" pageId="3" pageNumber="4">Berkeleya</emphasis>
cf.
<emphasis id="B91FEAAEFFFF0B04FE5B7839FE7BFAFF" box="[392,480,1305,1331]" italics="true" pageId="3" pageNumber="4">hyalina</emphasis>
(Round &amp; M.E.Brooks) Cox
</taxonomicName>
<figureCitation id="13502A39FFFF0B04FB257839FAE2FAFF" box="[1270,1401,1305,1331]" captionStart-0="Figures 15–19" captionStart-1="Figures 20–25" captionStartId-0="41.[290,370,975,999]" captionStartId-1="43.[290,370,913,937]" captionTargetId-0="figure-17@42.[231,1383,579,1571]" captionTargetId-1="figure-17@44.[231,1383,415,1735]" captionTargetPageId-0="42" captionTargetPageId-1="44" captionText-0="Figures 15–19. Berkeleya cf. hyalina. Figs 15, 16. Living macroscopic colonies in dissection microscope and low power compound microscope. Figs 17, 18. Detail of living cells in colony showing central plastids (cells all in girdle view). Fig. 19. Acid cleaned valve showing hyaline character. Scale bars: Fig. 15 = 1 mm, Fig. 16 = 100 µm, Fig. 17 = 25 µm, Figs 18–20 = 10 µm, Figs 21, 22 = 5 µm." captionText-1="Figures 20–25. Berkeleya cf. hyalina. Frustules in SEM from whole mount. Fig. 20. Whole frustule. Fig. 21. Central portion showing row of larger areolae along one side of raphe (arrow) and distance between the slightly curved central raphe endings. Fig. 22. Apex of frustule shown in Fig. 20, with detail of terminal raphe ending and apical poration. Fig. 23. High resolution detail of the larger areolae with a papilla at the end of each vimen (arrow) vs. regular quadrate areolae (courtesy of Rafał Wróbel, U. Szczecin). Figs 24, 25. Berkeleya sp. from Majuro (M2-13). Fig. 24. External valve face showing central gap between raphe endings, unilateral zone of long areolae. Fig. 25. Internal aspect of apex. Scale bars: Figs 20, 21 = 10 µm, Figs 24, 25 = 5 µm, Fig. 22 = 2 µm, Fig. 23 = 1 µm." figureDoi-0="http://doi.org/10.5281/zenodo.12581748" figureDoi-1="http://doi.org/10.5281/zenodo.12581750" httpUri-0="https://zenodo.org/record/12581748/files/figure.png" httpUri-1="https://zenodo.org/record/12581750/files/figure.png" pageId="3" pageNumber="4">Figs 15–25</figureCitation>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C3716537FFFF0B04FF357862FEE6FA6C" pageId="3" pageNumber="4" type="reference_group">
<paragraph id="8BD436BCFFFF0B04FF357862FEE6FA6C" blockId="3.[230,1402,1305,1440]" pageId="3" pageNumber="4">
Ref. illus.:
<bibRefCitation id="EFFA4B4DFFFF0B04FEBA7862FDEDFA90" author="Round, F. E. &amp; M. E. Brooks" box="[361,630,1346,1372]" pageId="3" pageNumber="4" pagination="77 - 79" refId="ref19101" refString="Round, F. E. &amp; M. E. Brooks. 1973. A new species of Amphipleura from Togo, W. Africa. Botanica Marina 16: 77 - 79." type="journal article" year="1973">Round &amp; Brooks 1973</bibRefCitation>
, figs 1–4, 6–16;
<bibRefCitation id="EFFA4B4DFFFF0B04FCE87862FC25FA90" author="Cox, E. J." box="[827,958,1346,1372]" pageId="3" pageNumber="4" pagination="1 - 12" refId="ref13926" refString="Cox, E. J. 1975 a. A reappraisal of the diatom genus Amphipleura Kutz. Using light and electron microscopy. British Phycological Journal 10: 1 - 12." type="journal article" year="1975">Cox 1975a</bibRefCitation>
, figs 7, 33, 35;
<bibRefCitation id="EFFA4B4DFFFF0B04FBA77862FB63FA90" author="Cox, E. J." box="[1140,1272,1346,1372]" pageId="3" pageNumber="4" pagination="205 - 217" refId="ref13959" refString="Cox, E. J. 1975 b. Further studies on the genus Berkeleya Grev. British Phycological Journal 10: 205 - 217." type="journal article" year="1975">Cox 1975b</bibRefCitation>
, figs 9, 18, 22, 23;
<bibRefCitation id="EFFA4B4DFFFF0B04FE937844FDF6FAB2" author="Chastain, R. A. &amp; J. G. Stewart" box="[320,621,1380,1406]" pageId="3" pageNumber="4" pagination="83 - 92" refId="ref13786" refString="Chastain, R. A. &amp; J. G. Stewart. 1985. Studies on Berkeleya hyalina (Round &amp; Brooks) Cox, a marine tube-forming diatom. Phycologia, 24: 83 - 92." type="journal article" year="1985">Chastain &amp; Stewart 1985</bibRefCitation>
, figs 1–14;
<bibRefCitation id="EFFA4B4DFFFF0B04FD2B7844FC0CFAB2" author="Lobban, C. S." box="[760,919,1380,1406]" pageId="3" pageNumber="4" pagination="1779 - 1784" refId="ref15812" refString="Lobban, C. S. 1985. Marine tube-dwelling diatoms of the Pacific coast of North America. I. Berkeleya, Haslea, Nitzschia, and Navicula sect. Microstigmaticae. Canadian. Journal of Botany 63: 1779 - 1784." type="journal article" year="1985">Lobban 1985</bibRefCitation>
, figs 3–5;
<bibRefCitation id="EFFA4B4DFFFF0B04FBC77844FA87FAB2" author="Witkowski, A. &amp; H. Lange-Bertalot &amp; D. Metzeltin" box="[1044,1308,1380,1406]" pageId="3" pageNumber="4" refId="ref20496" refString="Witkowski, A., H. Lange-Bertalot &amp; D. Metzeltin. 2000. Diatom Flora of Marine Coasts, I. A. R. G. Gantner Verlag, Ruggell, Germany." type="book" year="2000">Witkowski et al. 2000</bibRefCitation>
, p. 156, pl.62, fig. 22
</paragraph>
</subSubSection>
<subSubSection id="C3716537FFFF0B04FF357890FD0CF971" pageId="3" pageNumber="4" type="description">
<paragraph id="8BD436BCFFFF0B04FF357890FE54FA06" blockId="3.[230,1402,1456,1725]" box="[230,463,1456,1482]" pageId="3" pageNumber="4">Samples: GU77A-2</paragraph>
<paragraph id="8BD436BCFFFF0B04FF3578F9FD0CF971" blockId="3.[230,1402,1456,1725]" pageId="3" pageNumber="4">
Observations: Colonial (tube-dwelling) species forming wide, branched colonies with many narrow tubes bundled together, each narrow tube containing a single file of cells (
<figureCitation id="13502A39FFFF0B04FB8478DAFB7AF9D8" box="[1111,1249,1530,1556]" captionStart="Figures 15–19" captionStartId="41.[290,370,975,999]" captionTargetId="figure-17@42.[231,1383,579,1571]" captionTargetPageId="42" captionText="Figures 15–19. Berkeleya cf. hyalina. Figs 15, 16. Living macroscopic colonies in dissection microscope and low power compound microscope. Figs 17, 18. Detail of living cells in colony showing central plastids (cells all in girdle view). Fig. 19. Acid cleaned valve showing hyaline character. Scale bars: Fig. 15 = 1 mm, Fig. 16 = 100 µm, Fig. 17 = 25 µm, Figs 18–20 = 10 µm, Figs 21, 22 = 5 µm." figureDoi="http://doi.org/10.5281/zenodo.12581748" httpUri="https://zenodo.org/record/12581748/files/figure.png" pageId="3" pageNumber="4">Figs 15–17</figureCitation>
); plastids Hshaped (
<figureCitation id="13502A39FFFF0B04FE9B7B3CFE04F9FA" box="[328,415,1564,1590]" captionStart="Figures 15–19" captionStartId="41.[290,370,975,999]" captionTargetId="figure-17@42.[231,1383,579,1571]" captionTargetPageId="42" captionText="Figures 15–19. Berkeleya cf. hyalina. Figs 15, 16. Living macroscopic colonies in dissection microscope and low power compound microscope. Figs 17, 18. Detail of living cells in colony showing central plastids (cells all in girdle view). Fig. 19. Acid cleaned valve showing hyaline character. Scale bars: Fig. 15 = 1 mm, Fig. 16 = 100 µm, Fig. 17 = 25 µm, Figs 18–20 = 10 µm, Figs 21, 22 = 5 µm." figureDoi="http://doi.org/10.5281/zenodo.12581748" httpUri="https://zenodo.org/record/12581748/files/figure.png" pageId="3" pageNumber="4">Fig. 18</figureCitation>
). Valves hyaline, 45–51 µm long, 6 µm wide, striae parallel except convergent near apices,
<quantity id="4C939B59FFFF0B04FE927B1EFE1BF994" box="[321,384,1598,1624]" metricMagnitude="-1" metricUnit="m" metricValue="9.398" pageId="3" pageNumber="4" unit="in" value="37.0">37 in</quantity>
10 µm. Cells linear-lanceolate with broadly rounded ends (
<figureCitation id="13502A39FFFF0B04FB857B1EFB2BF994" box="[1110,1200,1598,1624]" captionStart="Figures 15–19" captionStartId="41.[290,370,975,999]" captionTargetId="figure-17@42.[231,1383,579,1571]" captionTargetPageId="42" captionText="Figures 15–19. Berkeleya cf. hyalina. Figs 15, 16. Living macroscopic colonies in dissection microscope and low power compound microscope. Figs 17, 18. Detail of living cells in colony showing central plastids (cells all in girdle view). Fig. 19. Acid cleaned valve showing hyaline character. Scale bars: Fig. 15 = 1 mm, Fig. 16 = 100 µm, Fig. 17 = 25 µm, Figs 18–20 = 10 µm, Figs 21, 22 = 5 µm." figureDoi="http://doi.org/10.5281/zenodo.12581748" httpUri="https://zenodo.org/record/12581748/files/figure.png" pageId="3" pageNumber="4">Fig. 19</figureCitation>
). In
<collectionCode id="ED7AAE79FFFF0B04FB3F7B1EFAB0F994" box="[1260,1323,1598,1624]" pageId="3" pageNumber="4">SEM</collectionCode>
, striae parallel except radiate near the apices, areolae quadrangular except a row of larger areolae along one side of the raphe (
<figureCitation id="13502A39FFFF0B04FE657BA1FDA6F957" box="[438,573,1665,1691]" captionStart="Figures 20–25" captionStartId="43.[290,370,913,937]" captionTargetId="figure-17@44.[231,1383,415,1735]" captionTargetPageId="44" captionText="Figures 20–25. Berkeleya cf. hyalina. Frustules in SEM from whole mount. Fig. 20. Whole frustule. Fig. 21. Central portion showing row of larger areolae along one side of raphe (arrow) and distance between the slightly curved central raphe endings. Fig. 22. Apex of frustule shown in Fig. 20, with detail of terminal raphe ending and apical poration. Fig. 23. High resolution detail of the larger areolae with a papilla at the end of each vimen (arrow) vs. regular quadrate areolae (courtesy of Rafał Wróbel, U. Szczecin). Figs 24, 25. Berkeleya sp. from Majuro (M2-13). Fig. 24. External valve face showing central gap between raphe endings, unilateral zone of long areolae. Fig. 25. Internal aspect of apex. Scale bars: Figs 20, 21 = 10 µm, Figs 24, 25 = 5 µm, Fig. 22 = 2 µm, Fig. 23 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.12581750" httpUri="https://zenodo.org/record/12581750/files/figure.png" pageId="3" pageNumber="4">Figs 20, 21</figureCitation>
). Central raphe endings separated by 7.1–8.6 µm, curved slightly away from the side with the larger areolae.
</paragraph>
</subSubSection>
<subSubSection id="C3716537FFFF0B02FF357BEDFEC0FE1F" lastPageId="5" lastPageNumber="6" pageId="3" pageNumber="4" type="discussion">
<paragraph id="8BD436BCFFFF0B03FF357BEDFE2AFEE6" blockId="3.[230,1402,1741,1902]" lastBlockId="4.[230,1402,238,298]" lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4">
Comments: These microscopic colonies are very much smaller than those in southern California but that is not unusual for
<collectingCountry id="F37C762CFFFF0B04FE397BCFFDA9F8C5" box="[490,562,1775,1801]" name="Guam" pageId="3" pageNumber="4">Guam</collectingCountry>
tube-dwelling diatoms (so far only
<taxonomicName id="4C6B4D3FFFFF0B04FC007BCFFB1BF8C5" authorityName="C.A.Agardh" authorityYear="1827" box="[979,1152,1775,1801]" class="Bacillariophyceae" family="Bacillariaceae" genus="Homoeocladia" higherTaxonomySource="GBIF" kingdom="Chromista" order="Bacillariales" pageId="3" pageNumber="4" phylum="Ochrophyta" rank="genus">
<emphasis id="B91FEAAEFFFF0B04FC007BCFFB1BF8C5" box="[979,1152,1775,1801]" italics="true" pageId="3" pageNumber="4">Homoeocladia</emphasis>
</taxonomicName>
[
<taxonomicName id="4C6B4D3FFFFF0B04FB437BCFFB66F8C5" authorityName="Baer" authorityYear="1826" box="[1168,1277,1775,1801]" class="Insecta" family="Menoponidae" genus="Nitzschia" kingdom="Animalia" order="Psocodea" pageId="3" pageNumber="4" phylum="Arthropoda" rank="genus">
<emphasis id="B91FEAAEFFFF0B04FB437BCFFB66F8C5" box="[1168,1277,1775,1801]" italics="true" pageId="3" pageNumber="4">Nitzschia</emphasis>
</taxonomicName>
]
<taxonomicName id="4C6B4D3FFFFF0B04FADD7BCFFEC2F8E6" authority="C. Agardh" authorityName="C. Agardh" class="Insecta" family="Menoponidae" genus="Nitzschia" kingdom="Animalia" order="Psocodea" pageId="3" pageNumber="4" phylum="Arthropoda" rank="species" species="martiana">
<emphasis id="B91FEAAEFFFF0B04FADD7BCFFAE1F8C5" box="[1294,1402,1775,1801]" italics="true" pageId="3" pageNumber="4">martiana</emphasis>
C.Agardh
</taxonomicName>
colonies found at seaweed size; Lobban &amp; Tsuda 1993). Our cells appear to differ from
<taxonomicName id="4C6B4D3FFFFF0B04FAB37A30FEA5F880" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="4" phylum="Ochrophyta" rank="species" species="hyalina">
<emphasis id="B91FEAAEFFFF0B04FAB37A30FEA5F880" italics="true" pageId="3" pageNumber="4">B. hyalina</emphasis>
</taxonomicName>
in larger size, wider separation of central raphe endings and shape of the apex, from
<taxonomicName id="4C6B4D3FFFFF0B04FAB37A12FEA0F8A2" authorityName="Greville" authorityYear="1823" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="4" phylum="Ochrophyta" rank="species" species="fragilis">
<emphasis id="B91FEAAEFFFF0B04FAB37A12FEA0F8A2" italics="true" pageId="3" pageNumber="4">B. fragilis</emphasis>
</taxonomicName>
in shape and longer central area, and from
<taxonomicName id="4C6B4D3FFFFF0B04FC807A74FC51F8A2" authorityName="Grunow ex Van Heurck" authorityYear="1880" box="[851,970,1876,1902]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="3" pageNumber="4" phylum="Ochrophyta" rank="species" species="micans">
<emphasis id="B91FEAAEFFFF0B04FC807A74FC51F8A2" box="[851,970,1876,1902]" italics="true" pageId="3" pageNumber="4">B. micans</emphasis>
</taxonomicName>
, which is longer but narrower with coarser striae and very long central area (
<tableCitation id="C6E90307FFF80B03FD1F7DCEFCBDFEC4" box="[716,806,238,264]" captionStart="Table 1" captionStartId="4.[230,291,350,374]" captionTargetPageId="4" captionText="Table 1. Comparison of Berkeleya populations" httpUri="http://table.plazi.org/id/DF146634FFF80B03FF357C7EFD42FEBA" pageId="4" pageNumber="5" tableUuid="DF146634FFF80B03FF357C7EFD42FEBA">Table 1</tableCitation>
). However, variability in some of these characters warrants caution.
</paragraph>
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<paragraph id="8BD436BCFFF80B03FF357C7EFD42FEBA" blockId="4.[230,729,350,374]" box="[230,729,350,374]" pageId="4" pageNumber="5">
Table 1. Comparison of
<taxonomicName id="4C6B4D3FFFF80B03FE397C7EFDCEFEBA" box="[490,597,350,374]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="genus">
<emphasis id="B91FEAAEFFF80B03FE397C7EFDCEFEBA" box="[490,597,350,374]" italics="true" pageId="4" pageNumber="5">Berkeleya</emphasis>
</taxonomicName>
populations
</paragraph>
</caption>
<paragraph id="8BD436BCFFF80B03FF277C80FB79FC7C" pageId="4" pageNumber="5">
<table id="F96BC41CFFF8F4F8FF277C80FAA9FC1D" box="[244,1330,416,977]" gridcols="6" gridrows="8" pageId="4" pageNumber="5">
<tr id="355B34FEFFF8F4F8FF277C80FAA9FE10" box="[244,1330,416,476]" gridrow="0" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277C80FE6EFE10" box="[244,501,416,476]" gridcol="0" gridrow="0" pageId="4" pageNumber="5">Character</th>
<th id="768A5D82FFF8F4F8FDCE7C80FD0FFE10" box="[541,660,416,476]" gridcol="1" gridrow="0" pageId="4" pageNumber="5">
<emphasis id="B91FEAAEFFF80B03FDCE7C80FDC6FE10" bold="true" italics="true" pageId="4" pageNumber="5">
<taxonomicName id="4C6B4D3FFFF80B03FDCE7C80FDE3FE76" box="[541,632,416,442]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="species" species="hyalina">hyalina</taxonomicName>
- Togo
</emphasis>
</th>
<th id="768A5D82FFF8F4F8FD607C80FCB1FE10" box="[691,810,416,476]" gridcol="2" gridrow="0" pageId="4" pageNumber="5">
<emphasis id="B91FEAAEFFF80B03FD607C80FC96FE10" bold="true" italics="true" pageId="4" pageNumber="5">
<taxonomicName id="4C6B4D3FFFF80B03FD607C80FC95FE76" box="[691,782,416,442]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="species" species="hyalina">hyalina</taxonomicName>
- So. Cal
</emphasis>
</th>
<th id="768A5D82FFF8F4F8FCB07C80FC6EFE10" box="[867,1013,416,476]" gridcol="3" gridrow="0" pageId="4" pageNumber="5">
<emphasis id="B91FEAAEFFF80B03FCB07C80FC2AFE10" bold="true" pageId="4" pageNumber="5">
<taxonomicName id="4C6B4D3FFFF80B03FCB07C80FC7FFE76" box="[867,996,416,442]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" isUncertain="true" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="species" species="hyalina">
cf.
<emphasis id="B91FEAAEFFF80B03FC5A7C80FC7FFE76" bold="true" box="[905,996,416,442]" italics="true" pageId="4" pageNumber="5">hyalina</emphasis>
</taxonomicName>
- Guam
</emphasis>
</th>
<th id="768A5D82FFF8F4F8FBF27C80FB15FE10" box="[1057,1166,416,476]" gridcol="4" gridrow="0" pageId="4" pageNumber="5">
<taxonomicName id="4C6B4D3FFFF80B03FBF27C80FBECFE76" authorityName="Grunow ex Van Heurck" authorityYear="1880" box="[1057,1143,416,442]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="species" species="micans">
<emphasis id="B91FEAAEFFF80B03FBF27C80FBECFE76" bold="true" box="[1057,1143,416,442]" italics="true" pageId="4" pageNumber="5">micans</emphasis>
</taxonomicName>
</th>
<th id="768A5D82FFF8F4F8FB687C80FAA9FE10" box="[1211,1330,416,476]" gridcol="5" gridrow="0" pageId="4" pageNumber="5">
<taxonomicName id="4C6B4D3FFFF80B03FB687C80FA8AFE76" authorityName="Greville" authorityYear="1823" box="[1211,1297,416,442]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="species" species="fragilis">
<emphasis id="B91FEAAEFFF80B03FB687C80FA8AFE76" bold="true" box="[1211,1297,416,442]" italics="true" pageId="4" pageNumber="5">fragilis</emphasis>
</taxonomicName>
</th>
</tr>
<tr id="355B34FEFFF8F4F8FF277CC5FAA9FE33" box="[244,1330,485,511]" gridrow="1" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277CC5FE6EFE33" box="[244,501,485,511]" gridcol="0" gridrow="1" pageId="4" pageNumber="5">length</th>
<td id="768A5D82FFF8F4F8FDCE7CC5FD0FFE33" box="[541,660,485,511]" gridcol="1" gridrow="1" pageId="4" pageNumber="5">30–35</td>
<td id="768A5D82FFF8F4F8FD607CC5FCB1FE33" box="[691,810,485,511]" gridcol="2" gridrow="1" pageId="4" pageNumber="5">25–40</td>
<td id="768A5D82FFF8F4F8FCB07CC5FC6EFE33" box="[867,1013,485,511]" gridcol="3" gridrow="1" pageId="4" pageNumber="5">45–51</td>
<td id="768A5D82FFF8F4F8FBF27CC5FB15FE33" box="[1057,1166,485,511]" gridcol="4" gridrow="1" pageId="4" pageNumber="5">70–85</td>
<td id="768A5D82FFF8F4F8FB687CC5FAA9FE33" box="[1211,1330,485,511]" gridcol="5" gridrow="1" pageId="4" pageNumber="5">40–90</td>
</tr>
<tr id="355B34FEFFF8F4F8FF277F37FAA9FDFD" box="[244,1330,535,561]" gridrow="2" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277F37FE6EFDFD" box="[244,501,535,561]" gridcol="0" gridrow="2" pageId="4" pageNumber="5">width</th>
<td id="768A5D82FFF8F4F8FDCE7F37FD0FFDFD" box="[541,660,535,561]" gridcol="1" gridrow="2" pageId="4" pageNumber="5">5</td>
<td id="768A5D82FFF8F4F8FD607F37FCB1FDFD" box="[691,810,535,561]" gridcol="2" gridrow="2" pageId="4" pageNumber="5">5-7</td>
<td id="768A5D82FFF8F4F8FCB07F37FC6EFDFD" box="[867,1013,535,561]" gridcol="3" gridrow="2" pageId="4" pageNumber="5">6</td>
<td id="768A5D82FFF8F4F8FBF27F37FB15FDFD" box="[1057,1166,535,561]" gridcol="4" gridrow="2" pageId="4" pageNumber="5">4–5</td>
<td id="768A5D82FFF8F4F8FB687F37FAA9FDFD" box="[1211,1330,535,561]" gridcol="5" gridrow="2" pageId="4" pageNumber="5">4-6</td>
</tr>
<tr id="355B34FEFFF8F4F8FF277F68FAA9FD6A" box="[244,1330,584,678]" gridrow="3" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277F68FE6EFD6A" box="[244,501,584,678]" gridcol="0" gridrow="3" pageId="4" pageNumber="5">valve shape</th>
<td id="768A5D82FFF8F4F8FDCE7F68FD0FFD6A" box="[541,660,584,678]" gridcol="1" gridrow="3" pageId="4" pageNumber="5">lanceolate</td>
<td id="768A5D82FFF8F4F8FD607F68FCB1FD6A" box="[691,810,584,678]" gridcol="2" gridrow="3" pageId="4" pageNumber="5">lanceolate</td>
<td id="768A5D82FFF8F4F8FCB07F68FC6EFD6A" box="[867,1013,584,678]" gridcol="3" gridrow="3" pageId="4" pageNumber="5">lanceolate?</td>
<td id="768A5D82FFF8F4F8FBF27F68FB15FD6A" box="[1057,1166,584,678]" gridcol="4" gridrow="3" pageId="4" pageNumber="5">+/- linear</td>
<td id="768A5D82FFF8F4F8FB687F68FAA9FD6A" box="[1211,1330,584,678]" gridcol="5" gridrow="3" pageId="4" pageNumber="5">linear to linear-lanceolate</td>
</tr>
<tr id="355B34FEFFF8F4F8FF277F9DFAA9FD35" box="[244,1330,701,761]" gridrow="4" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277F9DFE6EFD35" box="[244,501,701,761]" gridcol="0" gridrow="4" pageId="4" pageNumber="5">apex shape</th>
<td id="768A5D82FFF8F4F8FDCE7F9DFD0FFD35" box="[541,660,701,761]" gridcol="1" gridrow="4" pageId="4" pageNumber="5">slightly capitate</td>
<td id="768A5D82FFF8F4F8FD607F9DFCB1FD35" box="[691,810,701,761]" gridcol="2" gridrow="4" pageId="4" pageNumber="5">capitate</td>
<td id="768A5D82FFF8F4F8FCB07F9DFC6EFD35" box="[867,1013,701,761]" gridcol="3" gridrow="4" pageId="4" pageNumber="5">broadly rounded</td>
<td id="768A5D82FFF8F4F8FBF27F9DFB15FD35" box="[1057,1166,701,761]" gridcol="4" gridrow="4" pageId="4" pageNumber="5">obtuse</td>
<td id="768A5D82FFF8F4F8FB687F9DFAA9FD35" box="[1211,1330,701,761]" gridcol="5" gridrow="4" pageId="4" pageNumber="5">obtuse</td>
</tr>
<tr id="355B34FEFFF8F4F8FF277E31FAA9FCE7" box="[244,1330,785,811]" gridrow="5" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277E31FE6EFCE7" box="[244,501,785,811]" gridcol="0" gridrow="5" pageId="4" pageNumber="5">stria density in 10 µm</th>
<td id="768A5D82FFF8F4F8FDCE7E31FD0FFCE7" box="[541,660,785,811]" gridcol="1" gridrow="5" pageId="4" pageNumber="5">&gt;40</td>
<td id="768A5D82FFF8F4F8FD607E31FCB1FCE7" box="[691,810,785,811]" gridcol="2" gridrow="5" pageId="4" pageNumber="5">32-38</td>
<td id="768A5D82FFF8F4F8FCB07E31FC6EFCE7" box="[867,1013,785,811]" gridcol="3" gridrow="5" pageId="4" pageNumber="5">37</td>
<td id="768A5D82FFF8F4F8FBF27E31FB15FCE7" box="[1057,1166,785,811]" gridcol="4" gridrow="5" pageId="4" pageNumber="5">26-28</td>
<td id="768A5D82FFF8F4F8FB687E31FAA9FCE7" box="[1211,1330,785,811]" gridcol="5" gridrow="5" pageId="4" pageNumber="5">ca. 40</td>
</tr>
<tr id="355B34FEFFF8F4F8FF277E62FAA9FCB2" box="[244,1330,834,894]" gridrow="6" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277E62FE6EFCB2" box="[244,501,834,894]" gridcol="0" gridrow="6" pageId="4" pageNumber="5">wide pores on one side of axis</th>
<td id="768A5D82FFF8F4F8FDCE7E62FD0FFCB2" box="[541,660,834,894]" gridcol="1" gridrow="6" pageId="4" pageNumber="5">yes</td>
<td id="768A5D82FFF8F4F8FD607E62FCB1FCB2" box="[691,810,834,894]" gridcol="2" gridrow="6" pageId="4" pageNumber="5">yes</td>
<td id="768A5D82FFF8F4F8FCB07E62FC6EFCB2" box="[867,1013,834,894]" gridcol="3" gridrow="6" pageId="4" pageNumber="5">yes</td>
<td id="768A5D82FFF8F4F8FBF27E62FB15FCB2" box="[1057,1166,834,894]" gridcol="4" gridrow="6" pageId="4" pageNumber="5">yes</td>
<td id="768A5D82FFF8F4F8FB687E62FAA9FCB2" box="[1211,1330,834,894]" gridcol="5" gridrow="6" pageId="4" pageNumber="5">yes</td>
</tr>
<tr id="355B34FEFFF8F4F8FF277EB6FAA9FC1D" box="[244,1330,918,977]" gridrow="7" pageId="4" pageNumber="5">
<th id="768A5D82FFF8F4F8FF277EB6FE6EFC1D" box="[244,501,918,977]" gridcol="0" gridrow="7" pageId="4" pageNumber="5">distance between central endings, µm</th>
<td id="768A5D82FFF8F4F8FDCE7EB6FD0FFC1D" box="[541,660,918,977]" gridcol="1" gridrow="7" pageId="4" pageNumber="5">5</td>
<td id="768A5D82FFF8F4F8FD607EB6FCB1FC1D" box="[691,810,918,977]" gridcol="2" gridrow="7" pageId="4" pageNumber="5">3-5</td>
<td id="768A5D82FFF8F4F8FCB07EB6FC6EFC1D" box="[867,1013,918,977]" gridcol="3" gridrow="7" pageId="4" pageNumber="5">7.1–8.6</td>
<td id="768A5D82FFF8F4F8FBF27EB6FB15FC1D" box="[1057,1166,918,977]" gridcol="4" gridrow="7" pageId="4" pageNumber="5">10–20</td>
<td id="768A5D82FFF8F4F8FB687EB6FAA9FC1D" box="[1211,1330,918,977]" gridcol="5" gridrow="7" pageId="4" pageNumber="5">4-5</td>
</tr>
</table>
</paragraph>
<paragraph id="8BD436BCFFF80B03FEF3793EFDCFF8D2" blockId="4.[230,1403,1054,1890]" pageId="4" pageNumber="5">
First, there are discrepancies between
<bibRefCitation id="EFFA4B4DFFF80B03FD2E793EFBFBFBF4" author="Chastain, R. A. &amp; J. G. Stewart" box="[765,1120,1054,1080]" pageId="4" pageNumber="5" pagination="83 - 92" refId="ref13786" refString="Chastain, R. A. &amp; J. G. Stewart. 1985. Studies on Berkeleya hyalina (Round &amp; Brooks) Cox, a marine tube-forming diatom. Phycologia, 24: 83 - 92." type="journal article" year="1985">Chastain &amp; Stewart’s (1985)</bibRefCitation>
California populations compared to
<typeStatus id="54D0881EFFF80B03FE527960FE2FFB96" box="[385,436,1088,1114]" pageId="4" pageNumber="5">type</typeStatus>
material, some of them noted by those authors, i.e., the stria density, the shape of the apex, and the extent of the axial row of enlarged areolae. The difference in stria density might be significant but Chastain and Stewart’s statement is broad and imprecise (“approximately 32–38” in 10 µm), and Round &amp; Brooks’ is even more vague (“more than 40”).
<bibRefCitation id="EFFA4B4DFFF80B03FBFC7985FB7BFB73" author="Lobban, C. S." box="[1071,1248,1189,1215]" pageId="4" pageNumber="5" pagination="1779 - 1784" refId="ref15812" refString="Lobban, C. S. 1985. Marine tube-dwelling diatoms of the Pacific coast of North America. I. Berkeleya, Haslea, Nitzschia, and Navicula sect. Microstigmaticae. Canadian. Journal of Botany 63: 1779 - 1784." type="journal article" year="1985">Lobban (1985)</bibRefCitation>
in a floristic survey including southern California, reported striae of
<taxonomicName id="4C6B4D3FFFF80B03FCAA79E7FC68FB2D" box="[889,1011,1223,1249]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="species" species="hyalina">
<emphasis id="B91FEAAEFFF80B03FCAA79E7FC68FB2D" box="[889,1011,1223,1249]" italics="true" pageId="4" pageNumber="5">B. hyalina</emphasis>
</taxonomicName>
to be “ca.
<quantity id="4C939B59FFF80B03FBA779E7FB2AFB2D" box="[1140,1201,1223,1249]" metricMagnitude="0" metricUnit="m" metricValue="1.143" pageId="4" pageNumber="5" unit="in" value="45.0">45 in</quantity>
10 µm… visible only in the electron microscope” but no
<collectionCode id="ED7AAE79FFF80B03FD1779C9FC9BFACF" box="[708,768,1257,1283]" pageId="4" pageNumber="5">SEM</collectionCode>
was published. Perhaps a more significant difference lies in the hemilanceolate depression formed by the very long areolae in San Diego populations, which Chastain &amp; Stewart noted as a “signal feature,” though saying that “the row of enlarged pores… appears to be somewhat more prominent” than in the
<typeStatus id="54D0881EFFF80B03FC64786EFC71FAA4" box="[951,1002,1358,1384]" pageId="4" pageNumber="5">type</typeStatus>
material. All species of
<taxonomicName id="4C6B4D3FFFF80B03FAD7786EFAE2FAA4" box="[1284,1401,1358,1384]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" kingdom="Chromista" order="Naviculales" pageId="4" pageNumber="5" phylum="Ochrophyta" rank="genus">
<emphasis id="B91FEAAEFFF80B03FAD7786EFAE2FAA4" box="[1284,1401,1358,1384]" italics="true" pageId="4" pageNumber="5">Berkeleya</emphasis>
</taxonomicName>
in
<tableCitation id="C6E90307FFF80B03FED77850FEC7FA46" box="[260,348,1392,1418]" captionStart="Table 1" captionStartId="4.[230,291,350,374]" captionTargetPageId="4" captionText="Table 1. Comparison of Berkeleya populations" httpUri="http://table.plazi.org/id/DF146634FFF80B03FF357C7EFD42FEBA" pageId="4" pageNumber="5" tableUuid="DF146634FFF80B03FF357C7EFD42FEBA">Table 1</tableCitation>
are reported in the literature to have a row of enlarged areolae along one side of the raphe, so what is distinctive in the San Diego populations is the width and the depression.
<bibRefCitation id="EFFA4B4DFFF80B03FB6178B1FEB6FA01" author="Round, F. E. &amp; M. E. Brooks" pageId="4" pageNumber="5" pagination="77 - 79" refId="ref19101" refString="Round, F. E. &amp; M. E. Brooks. 1973. A new species of Amphipleura from Togo, W. Africa. Botanica Marina 16: 77 - 79." type="journal article" year="1973">Round &amp; Brooks (1973</bibRefCitation>
, figs 7, 8, 15) noted that the larger pores appeared to be in a “slight depression;” the pores are trapezoidal, wider toward the axis.
<bibRefCitation id="EFFA4B4DFFF80B03FD5378F5FC28FA23" author="Chastain, R. A. &amp; J. G. Stewart" box="[640,947,1493,1519]" pageId="4" pageNumber="5" pagination="83 - 92" refId="ref13786" refString="Chastain, R. A. &amp; J. G. Stewart. 1985. Studies on Berkeleya hyalina (Round &amp; Brooks) Cox, a marine tube-forming diatom. Phycologia, 24: 83 - 92." type="journal article" year="1985">Chastain &amp; Stewart (1985</bibRefCitation>
, figs 6, 10) show a single row of larger areolae in their TEM (fig. 6) but in the
<collectionCode id="ED7AAE79FFF80B03FD6978D6FD6DF9DC" box="[698,758,1526,1552]" pageId="4" pageNumber="5">SEM</collectionCode>
(fig. 10) most in the widest part are divided. We have seen such depressed zones in a few samples that we could not identify to species (
<figureCitation id="13502A39FFF80B03FB657B38FAA4F9FE" box="[1206,1343,1560,1586]" captionStart="Figures 20–25" captionStartId="43.[290,370,913,937]" captionTargetId="figure-17@44.[231,1383,415,1735]" captionTargetPageId="44" captionText="Figures 20–25. Berkeleya cf. hyalina. Frustules in SEM from whole mount. Fig. 20. Whole frustule. Fig. 21. Central portion showing row of larger areolae along one side of raphe (arrow) and distance between the slightly curved central raphe endings. Fig. 22. Apex of frustule shown in Fig. 20, with detail of terminal raphe ending and apical poration. Fig. 23. High resolution detail of the larger areolae with a papilla at the end of each vimen (arrow) vs. regular quadrate areolae (courtesy of Rafał Wróbel, U. Szczecin). Figs 24, 25. Berkeleya sp. from Majuro (M2-13). Fig. 24. External valve face showing central gap between raphe endings, unilateral zone of long areolae. Fig. 25. Internal aspect of apex. Scale bars: Figs 20, 21 = 10 µm, Figs 24, 25 = 5 µm, Fig. 22 = 2 µm, Fig. 23 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.12581750" httpUri="https://zenodo.org/record/12581750/files/figure.png" pageId="4" pageNumber="5">Figs 24, 25</figureCitation>
) and even, rarely, in the present colony. In all these, the distance between central raphe endings was &lt;7 µm but perhaps not significantly different from the majority of the colony (in the
<specimenCount id="9D6DFD35FFF80B03FB7E7B7CFAC0F9BA" box="[1197,1371,1628,1654]" count="2" pageId="4" pageNumber="5" type="generic">two specimens</specimenCount>
in
<figureCitation id="13502A39FFF80B03FF357B5DFEFDF95B" box="[230,358,1661,1687]" captionStart="Figures 20–25" captionStartId="43.[290,370,913,937]" captionTargetId="figure-17@44.[231,1383,415,1735]" captionTargetPageId="44" captionText="Figures 20–25. Berkeleya cf. hyalina. Frustules in SEM from whole mount. Fig. 20. Whole frustule. Fig. 21. Central portion showing row of larger areolae along one side of raphe (arrow) and distance between the slightly curved central raphe endings. Fig. 22. Apex of frustule shown in Fig. 20, with detail of terminal raphe ending and apical poration. Fig. 23. High resolution detail of the larger areolae with a papilla at the end of each vimen (arrow) vs. regular quadrate areolae (courtesy of Rafał Wróbel, U. Szczecin). Figs 24, 25. Berkeleya sp. from Majuro (M2-13). Fig. 24. External valve face showing central gap between raphe endings, unilateral zone of long areolae. Fig. 25. Internal aspect of apex. Scale bars: Figs 20, 21 = 10 µm, Figs 24, 25 = 5 µm, Fig. 22 = 2 µm, Fig. 23 = 1 µm." figureDoi="http://doi.org/10.5281/zenodo.12581750" httpUri="https://zenodo.org/record/12581750/files/figure.png" pageId="4" pageNumber="5">Figs 24, 25</figureCitation>
= 4.2 and 6.2 µm but in
<collectingCountry id="F37C762CFFF80B03FDAD7B5DFD5DF95B" box="[638,710,1661,1687]" name="Guam" pageId="4" pageNumber="5">Guam</collectingCountry>
specimens up to 6.7 µm). This brings into question whether the depressed area is a consistent enough character to use for taxonomy, and how much distance between central raphe is needed to separate species. Chastain &amp; Stewart noted the great difference in latitude and water temperature between
<collectingCountry id="F37C762CFFF80B03FD307BC2FCBAF930" box="[739,801,1762,1788]" name="Togo" pageId="4" pageNumber="5">Togo</collectingCountry>
(
<typeStatus id="54D0881EFFF80B03FCE17BC2FCFDF930" box="[818,870,1762,1788]" pageId="4" pageNumber="5">type</typeStatus>
locality) and San Diego, to which we might add, the different ocean basins.
</paragraph>
<paragraph id="8BD436BCFFF80B02FEF37A06FEC0FE1F" blockId="4.[230,1403,1054,1890]" lastBlockId="5.[230,1402,238,467]" lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5">
Second, there are the differences between our material and both of the other two populations which require
<typeStatus id="54D0881EFFF80B03FE407A68FDEAF8AE" box="[403,625,1864,1890]" isOtherTypeStatus="true" pageId="4" pageNumber="5">additional material</typeStatus>
from
<collectingCountry id="F37C762CFFF80B03FD6F7A68FC9FF8AE" box="[700,772,1864,1890]" name="Guam" pageId="4" pageNumber="5">Guam</collectingCountry>
and re-examination of
<typeStatus id="54D0881EFFF80B03FBC87A68FBD5F8AE" box="[1051,1102,1864,1890]" pageId="4" pageNumber="5">type</typeStatus>
material (or better, more samples from
<collectingCountry id="F37C762CFFF90B02FE5D7DCEFE57FEC4" box="[398,460,238,264]" name="Togo" pageId="5" pageNumber="6">Togo</collectingCountry>
as well!).
<collectorName id="269E536AFFF90B02FD9A7DCEFDFDFEC4" box="[585,614,238,264]" pageId="5" pageNumber="6">At</collectorName>
this point both the
<collectingCountry id="F37C762CFFF90B02FC9E7DCEFC0EFEC4" box="[845,917,238,264]" name="Guam" pageId="5" pageNumber="6">Guam</collectingCountry>
and
<collectingCountry id="F37C762CFFF90B02FC1C7DCEFB96FEC4" box="[975,1037,238,264]" name="Togo" pageId="5" pageNumber="6">Togo</collectingCountry>
populations can be considered inadequately studied.
<collectorName id="269E536AFFF90B02FE357C30FD8FFEE6" box="[486,532,272,298]" pageId="5" pageNumber="6">The</collectorName>
biggest problem with the
<collectingCountry id="F37C762CFFF90B02FC907C30FC1AFEE6" box="[835,897,272,298]" name="Togo" pageId="5" pageNumber="6">Togo</collectingCountry>
material is the vague stria density given by
<collectorName id="269E536AFFF90B02FF357C12FEAFFE80" box="[230,308,306,332]" pageId="5" pageNumber="6">Round</collectorName>
&amp;
<collectorName id="269E536AFFF90B02FE8A7C12FE29FE80" box="[345,434,306,332]" pageId="5" pageNumber="6">Brooks</collectorName>
; we tried counting it from the published images (
<bibRefCitation id="EFFA4B4DFFF90B02FC387C12FB6CFE80" author="Round, F. E. &amp; M. E. Brooks" box="[1003,1271,306,332]" pageId="5" pageNumber="6" pagination="77 - 79" refId="ref19101" refString="Round, F. E. &amp; M. E. Brooks. 1973. A new species of Amphipleura from Togo, W. Africa. Botanica Marina 16: 77 - 79." type="journal article" year="1973">Round &amp; Brooks 1973</bibRefCitation>
, figs 8, 15) and got answers very much higher than the&gt;40 given, but only magnifications are given for the images and perhaps the plates were reduced in publication without correction of the captions.
<collectorName id="269E536AFFF90B02FAE47C55FAEEFE43" box="[1335,1397,373,399]" pageId="5" pageNumber="6">Thus</collectorName>
, we have identified our specimens only as “
<taxonomicName id="4C6B4D3FFFF90B02FD2E7CB7FC1AFE7D" box="[765,897,407,433]" class="Bacillariophyceae" family="Berkeleyaceae" genus="Berkeleya" higherTaxonomySource="GBIF,CoL" isUncertain="true" kingdom="Chromista" order="Naviculales" pageId="5" pageNumber="6" phylum="Ochrophyta" rank="species" species="hyalina">
cf.
<emphasis id="B91FEAAEFFF90B02FCFA7CB7FC1AFE7D" box="[809,897,407,433]" italics="true" pageId="5" pageNumber="6">hyalina</emphasis>
</taxonomicName>
” and shown their morphology for future reference.
</paragraph>
</subSubSection>
</treatment>
</document>
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