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<document id="43CBC4DFADE1C542E10ABC1B17806376" ID-DOI="10.5281/zenodo.175735" ID-GBIF-Dataset="7a2b3e60-b1a4-42bb-8447-5484bb70cb57" ID-ISSN="1175-5326" ID-Zenodo-Dep="175735" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459818183914" checkinUser="plazi" docAuthor="Wit, Pierre De &amp; Erséus, Christer" docDate="2007" docId="2B128781183A4727FF5EF9AAFF4DFABA" docLanguage="en" docName="zt01426p050.pdf" docOrigin="Zootaxa 1426" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Grania curta Wit &amp; Erséus, 2007, sp.n." docType="treatment" docVersion="9" lastPageNumber="40" masterDocId="D72BFFF91831472AFFC9FF9DFF99FF80" masterDocTitle="Seven new species of Grania (Annelida: Clitellata: Enchytraeidae) from New Caledonia, South Pacific Ocean" masterLastPageNumber="50" masterPageNumber="27" pageNumber="38" updateTime="1698221622237" updateUser="plazi">
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<mods:title id="4AB237F863A983F72840455FCAA32EDF">Seven new species of Grania (Annelida: Clitellata: Enchytraeidae) from New Caledonia, South Pacific Ocean</mods:title>
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<mods:namePart id="5E17DE6828529FB74B5222FA4C9AA208">Wit, Pierre De</mods:namePart>
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<mods:namePart id="E1205D9D426F959C7503B37B3A33DA16">Erséus, Christer</mods:namePart>
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<mods:title id="75340ED846109AB0B4EBA99B9E640901">Zootaxa</mods:title>
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<mods:date id="5F737F23A24A8FB593048459AF5064C3">2007</mods:date>
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<treatment id="2B128781183A4727FF5EF9AAFF4DFABA" ID-DOI="http://doi.org/10.5281/zenodo.6250878" ID-GBIF-Taxon="119355169" ID-Zenodo-Dep="6250878" LSID="urn:lsid:plazi:treatment:2B128781183A4727FF5EF9AAFF4DFABA" httpUri="http://treatment.plazi.org/id/2B128781183A4727FF5EF9AAFF4DFABA" lastPageId="13" lastPageNumber="40" pageId="11" pageNumber="38">
<subSubSection id="EBA1651C183A4721FF5EF9AAFEEBF9F4" pageId="11" pageNumber="38" type="nomenclature">
<paragraph id="A3043697183A4721FF5EF9AAFEEFF9D1" blockId="11.[151,374,1591,1652]" box="[151,374,1591,1617]" pageId="11" pageNumber="38">
<heading id="F84C81FB183A4721FF5EF9AAFEEFF9D1" bold="true" box="[151,374,1591,1617]" fontSize="11" level="1" pageId="11" pageNumber="38" reason="1">
<emphasis id="91CFEA85183A4721FF5EF9AAFEEFF9D1" bold="true" box="[151,374,1591,1617]" pageId="11" pageNumber="38">
<taxonomicName id="64BB4D14183A4721FF5EF9AAFEADF9D1" ID-CoL="3H7YV" box="[151,308,1591,1617]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="11" pageNumber="38" phylum="Annelida" rank="species" species="curta" status="sp. nov.">
<emphasis id="91CFEA85183A4721FF5EF9AAFEADF9D1" bold="true" box="[151,308,1591,1617]" italics="true" pageId="11" pageNumber="38">Grania curta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8AFC57FE183A4721FEF2F9AAFEEFF9D1" box="[315,374,1591,1617]" pageId="11" pageNumber="38" rank="species">sp.n.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="A3043697183A4721FF5EF9C7FEEBF9F4" blockId="11.[151,374,1591,1652]" box="[151,370,1626,1652]" pageId="11" pageNumber="38">
(
<figureCitation id="3B802A12183A4721FF56F9C7FE9DF9F4" box="[159,260,1626,1652]" captionStart="FIGURE 5" captionStartId="12.[151,255,1804,1828]" captionTargetBox="[242,1345,192,1761]" captionTargetId="figure@12.[225,1377,176,1792]" captionTargetPageId="12" captionText="FIGURE 5. Grania curta sp. n.. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca." httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="11" pageNumber="38">Figure 5</figureCitation>
,
<tableCitation id="EE39032C183A4721FEDBF9C7FEFEF9F4" box="[274,359,1626,1652]" captionStart="TABLE 1" captionStartId="7.[151,239,311,335]" captionText="TABLE 1. Distinguishing characters of the new species of Grania from New Caledonia. Segment numbers for chaetal distribution refers to commencement of lateral and ventral chaetae, respectively." pageId="11" pageNumber="38">Table 1</tableCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="EBA1651C183A4721FF5EF937FB78F96C" pageId="11" pageNumber="38" type="materials_examined">
<paragraph id="A3043697183A4721FF5EF937FB07F944" blockId="11.[151,1437,1706,2012]" box="[151,1182,1706,1732]" pageId="11" pageNumber="38">
<emphasis id="91CFEA85183A4721FF5EF937FE8BF944" bold="true" box="[151,274,1706,1732]" pageId="11" pageNumber="38">
<typeStatus id="7C008835183A4721FF5EF937FE97F944" box="[151,270,1706,1732]" pageId="11" pageNumber="38" type="holotype">Holotype</typeStatus>
:
</emphasis>
<collectionCode id="C5AAAE52183A4721FED3F937FEF6F944" box="[282,367,1706,1732]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="11" pageNumber="38">SMNH</collectionCode>
<typeStatus id="7C008835183A4721FEBFF937FE31F944" box="[374,424,1706,1732]" pageId="11" pageNumber="38">type</typeStatus>
coll. 6583, whole-mounted specimen from Lifou, stn. NC00-43.
</paragraph>
<paragraph id="A3043697183A4721FF0EF94FFB78F96C" blockId="11.[151,1437,1706,2012]" box="[199,1249,1746,1772]" pageId="11" pageNumber="38">
<emphasis id="91CFEA85183A4721FF0EF94FFED7F96C" bold="true" box="[199,334,1746,1772]" pageId="11" pageNumber="38">
<typeStatus id="7C008835183A4721FF0EF94FFED0F96C" box="[199,329,1746,1772]" pageId="11" pageNumber="38" type="paratype">Paratypes</typeStatus>
:
</emphasis>
<collectionCode id="C5AAAE52183A4721FE9CF94FFE33F96C" box="[341,426,1746,1772]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="11" pageNumber="38">SMNH</collectionCode>
<typeStatus id="7C008835183A4721FE78F94FFE7AF96C" box="[433,483,1746,1772]" pageId="11" pageNumber="38">type</typeStatus>
coll. 6584-6588, 5 whole-mounted specimens from
<typeStatus id="7C008835183A4721FB83F94FFBE5F96C" box="[1098,1148,1746,1772]" pageId="11" pageNumber="38">type</typeStatus>
locality.
</paragraph>
</subSubSection>
<subSubSection id="EBA1651C183A4727FF0EF967FE93FC8A" lastPageId="13" lastPageNumber="40" pageId="11" pageNumber="38" type="description">
<paragraph id="A3043697183A4727FF0EF967FCA4FF5A" blockId="11.[151,1437,1706,2012]" lastBlockId="13.[151,1437,152,1338]" lastPageId="13" lastPageNumber="40" pageId="11" pageNumber="38">
<emphasis id="91CFEA85183A4721FF0EF967FEF8F894" bold="true" box="[199,353,1786,1812]" pageId="11" pageNumber="38">Description:</emphasis>
Body
<quantity id="64439B72183A4721FE78F967FDA6F894" box="[433,575,1786,1812]" metricMagnitude="-3" metricUnit="m" metricValue="3.3499999999999996" metricValueMax="4.1" metricValueMin="2.6" pageId="11" pageNumber="38" unit="mm" value="3.3499999999999996" valueMax="4.1" valueMin="2.6">2.64.1 mm</quantity>
long (n=6),
<quantity id="64439B72183A4721FD1DF967FC19F894" box="[724,896,1786,1812]" metricMagnitude="-4" metricUnit="m" metricValue="1.6999999999999997" metricValueMax="1.7999999999999998" metricValueMin="1.6" pageId="11" pageNumber="38" unit="mm" value="0.16999999999999998" valueMax="0.18" valueMin="0.16">0.160.18 mm</quantity>
wide at III,
<quantity id="64439B72183A4721FBDAF967FB27F894" box="[1043,1214,1786,1812]" metricMagnitude="-4" metricUnit="m" metricValue="1.85" metricValueMax="2.0" metricValueMin="1.7" pageId="11" pageNumber="38" unit="mm" value="0.185" valueMax="0.2" valueMin="0.17">0.170.20 mm</quantity>
at clitellum (n=6). Segment number 2634 (n=6). Prostomium rounded, 6575 μm wide, 5060 μm long (n=6); epidermis 1525 μm thick on occipital lobes, 1520 μm on upper lip, 1015 μm at front side (n=6). Peristomium 110130 μm wide at 1/2 (n=6). Ventral chaetae commencing in IV, absent in XII; lateral chaetae commencing in XIII or XIV. Chaetae increasing in size posteriorly, 2535 μm long in preclitellar segments, 4565 μm long near posterior end (n=6); chaetae sharply pointed, proximal end curved, hook 513 μm long (
<figureCitation id="3B802A12183A4721FB45F85FFB76F85C" box="[1164,1263,1986,2012]" captionStart="FIGURE 5" captionStartId="12.[151,255,1804,1828]" captionTargetBox="[242,1345,192,1761]" captionTargetId="figure@12.[225,1377,176,1792]" captionTargetPageId="12" captionText="FIGURE 5. Grania curta sp. n.. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca." httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="11" pageNumber="38">Figure 5</figureCitation>
A). Epidermal gland cells inconspicuous, interspersed irregularly. Clitellum 1520 μm thick, starting at anterior end of XII and extending to chaetal position in XIII, consisting of transverse rows of granular gland cells irregularly interspersed with hyaline cells at a ratio of about 45:1 (
<figureCitation id="3B802A12183D4726FCE6F857FC0DF864" box="[815,916,1994,2020]" captionStart="FIGURE 5" captionStartId="12.[151,255,1804,1828]" captionTargetBox="[242,1345,192,1761]" captionTargetId="figure@12.[225,1377,176,1792]" captionTargetPageId="12" captionText="FIGURE 5. Grania curta sp. n.. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca." httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="12" pageNumber="39">Figure 5</figureCitation>
B), except around male pores where hyaline cells are absent. “Copulatory glands” not observed in XIV. Spermathecal pores lateral, located immediately behind 4/5. Male pores located ventrolaterally in mid XII.
</paragraph>
<caption id="F7C4661F183D4726FF5EF891FEB1F8C6" httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="12" pageNumber="39" targetBox="[242,1345,192,1761]" targetPageId="12">
<paragraph id="A3043697183D4726FF5EF891FEB1F8C6" blockId="12.[151,1436,1804,1862]" pageId="12" pageNumber="39">
<emphasis id="91CFEA85183D4726FF5EF891FE83F8A4" bold="true" box="[151,282,1804,1828]" pageId="12" pageNumber="39">FIGURE 5.</emphasis>
<taxonomicName id="64BB4D14183D4726FEEAF890FE29F8A4" box="[291,432,1805,1828]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="12" pageNumber="39" phylum="Annelida" rank="species" species="curta" status="sp. nov.">
<emphasis id="91CFEA85183D4726FEEAF890FE29F8A4" box="[291,432,1805,1828]" italics="true" pageId="12" pageNumber="39">Grania curta</emphasis>
</taxonomicName>
<emphasis id="91CFEA85183D4726FE70F891FE6FF8A4" bold="true" box="[441,502,1804,1828]" pageId="12" pageNumber="39">
<taxonomicNameLabel id="8AFC57FE183D4726FE70F891FE6FF8A4" box="[441,502,1804,1828]" pageId="12" pageNumber="39" rank="species">sp. n.</taxonomicNameLabel>
</emphasis>
. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca.
</paragraph>
</caption>
<paragraph id="A3043697183C4727FF0EFF75FE93FC8A" blockId="13.[151,1437,152,1338]" pageId="13" pageNumber="40">
Brain in IIIII, posteriorly indented in “head” region. Head organ absent. Pharyngeal glands located from 4/5 to 6/7, not united dorsally; dorsal lobes present in IVVI, ventral lobes present in V (2 pairs) and VI (2 pairs), in VI ventrally pressing septum 6/7 as far back as chaetal position of VII); no ventral lobes present in IV (
<figureCitation id="3B802A12183C4727FF01FEFDFEB6FEFA" box="[200,303,352,378]" captionStart="FIGURE 5" captionStartId="12.[151,255,1804,1828]" captionTargetBox="[242,1345,192,1761]" captionTargetId="figure@12.[225,1377,176,1792]" captionTargetPageId="12" captionText="FIGURE 5. Grania curta sp. n.. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca." httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="13" pageNumber="40">Figure 5</figureCitation>
C). First pair of nephridia at 7/8. Dorsal blood vessel commencing in XIVXVI. Chloragogen cells small (57 μm tall). Coelomocytes not observed. Sperm sac extending posteriorly from clitellum as far back as XV. Sperm funnels bell-shaped, 6570 μm wide at collar, 2 times as long as wide. Heads of spermatozoa about 20 μm long. Vasa deferentia long, loosely coiled in XIIXVI; 6 μm wide, internally ciliated. Penial apparati (
<figureCitation id="3B802A12183C4727FECCFD9DFEF1FD9A" box="[261,360,512,538]" captionStart="FIGURE 5" captionStartId="12.[151,255,1804,1828]" captionTargetBox="[242,1345,192,1761]" captionTargetId="figure@12.[225,1377,176,1792]" captionTargetPageId="12" captionText="FIGURE 5. Grania curta sp. n.. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca." httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="13" pageNumber="40">Figure 5</figureCitation>
D) with oval glandular structures, 3545 μm long, 2530 μm wide, vasa deferentia opening into epidermal invagination from male pores (Penial bulb
<typeStatus id="7C008835183C4727FC80FDB5FCE2FDC2" box="[841,891,552,578]" pageId="13" pageNumber="40">type</typeStatus>
3). Stylets absent. Egg sac extending to XVI. Spermathecae (
<figureCitation id="3B802A12183C4727FE82FDCDFE36FDEA" box="[331,431,592,618]" captionStart="FIGURE 5" captionStartId="12.[151,255,1804,1828]" captionTargetBox="[242,1345,192,1761]" captionTargetId="figure@12.[225,1377,176,1792]" captionTargetPageId="12" captionText="FIGURE 5. Grania curta sp. n.. A: Chaetae. B: Clitellar cell pattern. C: Overview of I VIII. D: Penial apparatus. E: Spermatheca." httpUri="https://zenodo.org/record/175740/files/figure.png" pageId="13" pageNumber="40">Figure 5</figureCitation>
E) attached to oesophagus near 5/6; ampullae roughly spherical, 5055 μm in diameter, ectal ducts bipartite, ental part uniformly 15 μm wide, 20 μm long, ectal part covered by glandular cells, 2025 μm long; somewhat larger glandular cells also surrounding spermathecal pores; sperm present freely in ampullae as well as in rings; 48 sperm rings per spermatheca, 1318 μm in diameter, located throughout ampullae.
</paragraph>
</subSubSection>
<subSubSection id="EBA1651C183C4727FF0EFC8AFE49FCDA" pageId="13" pageNumber="40" type="etymology">
<paragraph id="A3043697183C4727FF0EFC8AFE49FCDA" blockId="13.[151,1437,152,1338]" pageId="13" pageNumber="40">
<emphasis id="91CFEA85183C4727FF0EFC8AFEC1FCB1" bold="true" box="[199,344,791,817]" pageId="13" pageNumber="40">Etymology:</emphasis>
<taxonomicName id="64BB4D14183C4727FEA8FC85FE3FFCB1" box="[353,422,792,817]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="13" pageNumber="39" phylum="Annelida" rank="species" species="curta" status="sp. nov.">
<emphasis id="91CFEA85183C4727FEA8FC85FE3FFCB1" box="[353,422,792,817]" italics="true" pageId="13" pageNumber="40">Curta</emphasis>
</taxonomicName>
is a Latin word meaning “too short” or “mutilated”. This refers to the short, stubby body shape of this species.
</paragraph>
</subSubSection>
<subSubSection id="EBA1651C183C4727FF0EFCFAFF4DFB6A" pageId="13" pageNumber="40" type="discussion">
<paragraph id="A3043697183C4727FF0EFCFAFF4DFB6A" blockId="13.[151,1437,152,1338]" pageId="13" pageNumber="40">
<emphasis id="91CFEA85183C4727FF0EFCFAFEDBFC01" bold="true" box="[199,322,871,897]" pageId="13" pageNumber="40">Remarks:</emphasis>
This is one of the shortest species of
<taxonomicName id="64BB4D14183C4727FCC9FCF5FCCCFC01" box="[768,853,872,897]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="13" pageNumber="40" phylum="Annelida" rank="genus">
<emphasis id="91CFEA85183C4727FCC9FCF5FCCCFC01" box="[768,853,872,897]" italics="true" pageId="13" pageNumber="40">Grania</emphasis>
</taxonomicName>
described up to date. Other short taxa, such as
<taxonomicName id="64BB4D14183C4727FA4AFCF5FDB5FC2A" authority="Rota &amp; Erseus, 2003" authorityName="Rota &amp; Erseus" authorityYear="2003" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="13" pageNumber="40" phylum="Annelida" rank="species" species="papillinasus">
<emphasis id="91CFEA85183C4727FA4AFCF5FEBFFC29" italics="true" pageId="13" pageNumber="40">G. papillinasus</emphasis>
Rota &amp; Erséus, 2003
</taxonomicName>
, from the Atlantic deep sea, are typically also thin (and thus slender), but this is not the case in
<emphasis id="91CFEA85183C4727FE52FC25FE6EFC51" box="[411,503,952,977]" italics="true" pageId="13" pageNumber="40">G. c u r t a</emphasis>
, which gives an impression of it being mutilated. However, as the appearance (also of the pygidium) is similar in all observed specimens, the specimens are most likely intact. The peculiar spermathecal ectal duct structure, with glandular cells covering the ectal part of the duct, is similar to that of
<emphasis id="91CFEA85183C4727FF5EFBADFE8CFBC9" box="[151,277,1072,1097]" italics="true" pageId="13" pageNumber="40">G. c i n c t u r a</emphasis>
<emphasis id="91CFEA85183C4727FEE9FBB2FEC2FBC9" bold="true" box="[288,347,1071,1097]" pageId="13" pageNumber="40">sp.n.</emphasis>
, with the difference that in
<emphasis id="91CFEA85183C4727FD68FBADFD62FBC9" box="[673,763,1072,1097]" italics="true" pageId="13" pageNumber="40">G. c u r t a</emphasis>
the spermathecal pores are also surrounded by glandular cells. This kind of gland arrangement along the spermathecal ectal duct is similar to what has been described in
<emphasis id="91CFEA85183C4727FF7FFB1DFEC9FB19" box="[182,336,1152,1177]" italics="true" pageId="13" pageNumber="40">G. p a r v i t h e c a</emphasis>
<bibRefCitation id="C72A4B66183C4727FE95FB1DFE6EFB1A" author="Erseus" box="[348,503,1152,1178]" pageId="13" pageNumber="49" refString="Coates, K. &amp; Erseus, C. (1980) Two species of Grania (Oligochaeta, Enchytraeidae) from the Pacific Coast of North America. Canadian Journal of Zoology, 58, 1037 - 1041." type="journal article" year="1980">Erséus, 1980</bibRefCitation>
, a South Atlantic species. However, while in
<emphasis id="91CFEA85183C4727FBDDFB1DFBF6FB19" box="[1044,1135,1152,1177]" italics="true" pageId="13" pageNumber="40">G. c u r t a</emphasis>
and
<emphasis id="91CFEA85183C4727FB64FB1DFAB4FB19" box="[1197,1325,1152,1177]" italics="true" pageId="13" pageNumber="40">G. c i n c t u r a</emphasis>
the ectal duct is bipartite, with the ental part lacking glandular cells, in
<taxonomicName id="64BB4D14183C4727FCA7FB35FB92FB41" box="[878,1035,1192,1217]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="13" pageNumber="40" phylum="Annelida" rank="species" species="parvitheca">
<emphasis id="91CFEA85183C4727FCA7FB35FB92FB41" box="[878,1035,1192,1217]" italics="true" pageId="13" pageNumber="40">G. parvitheca</emphasis>
</taxonomicName>
the entire duct is covered by such cells.
</paragraph>
</subSubSection>
<subSubSection id="EBA1651C183C4727FF0EFB6AFF4DFABA" pageId="13" pageNumber="40" type="distribution">
<paragraph id="A3043697183C4727FF0EFB6AFF4DFABA" blockId="13.[151,1437,152,1338]" pageId="13" pageNumber="40">
<emphasis id="91CFEA85183C4727FF0EFB6AFD92FA91" bold="true" box="[199,523,1271,1297]" pageId="13" pageNumber="40">Distribution and habitat:</emphasis>
Loyalty Islands,
<collectingCountry id="DBAC7607183C4727FD2CFB65FC3AFA92" box="[741,931,1272,1298]" name="New Caledonia" pageId="13" pageNumber="40">New Caledonia</collectingCountry>
, shallow subtidal (
<quantity id="64439B72183C4727FB45FB65FB41FA92" box="[1164,1240,1272,1298]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="13" pageNumber="40" unit="m" value="0.5">0.5 m</quantity>
), heterogeneous sand.
</paragraph>
</subSubSection>
</treatment>
</document>