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<document id="BC31331142665BAF21623197584547A6" ID-DOI="10.11646/zootaxa.3387.1.1" ID-ISSN="1175­5334" ID-Zenodo-Dep="5253926" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629799046808" checkinUser="felipe" docAuthor="Dronen, Norman O., Calhoun, Dana M. &amp; Simcik, Steven R." docDate="2012" docId="F21487DCD3650506FAD78B75CBA3F9C5" docLanguage="en" docName="zt03387p096.pdf" docOrigin="Zootaxa 3387 (1)" docSource="https://biotaxa.org/Zootaxa/article/view/zootaxa.3387.1.1" docStyle="DocumentStyle:D239614CE4198176A422035174489AB1.4:Zootaxa.2009-2012.monograph" docStyleId="D239614CE4198176A422035174489AB1" docStyleName="Zootaxa.2009-2012.monograph" docStyleVersion="4" docTitle="Mesocoelium sociale Odhner 1910" docType="treatment" docVersion="7" lastPageNumber="83" masterDocId="0E2DFFA4D3370554FA408A52CA70FFB7" masterDocTitle="Mesocoelium Odhner, 1901 (Digenea: Mesocoelidae) revisited; a revision of the family and re-evaluation of species composition in the genus 3387" masterLastPageNumber="96" masterPageNumber="1" pageNumber="83" updateTime="1699113310810" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="7AD1C3C4F5E576198B587E3C140B9D8C">Mesocoelium Odhner, 1901 (Digenea: Mesocoelidae) revisited; a revision of the family and re-evaluation of species composition in the genus 3387</mods:title>
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<mods:namePart id="529EBA04F82D4B9084BAA3C9CB5DE4F7">Dronen, Norman O.</mods:namePart>
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<mods:namePart id="8AEC36A231ABA8908F668BECB8301906">Calhoun, Dana M.</mods:namePart>
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<mods:namePart id="708BA61F7AC7F7655DE14AAD6E35C0CA">Simcik, Steven R.</mods:namePart>
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<subSubSection id="32A76541D3650506FAD78B75CBE2FEF6" box="[151,402,295,321]" pageId="82" pageNumber="83" type="nomenclature">
<paragraph id="7A0236CAD3650506FAD78B75CBE2FEF6" blockId="82.[151,442,295,354]" box="[151,402,295,321]" pageId="82" pageNumber="83">
<heading id="214A81A6D3650506FAD78B75CBE2FEF6" bold="true" box="[151,402,295,321]" fontSize="11" level="1" pageId="82" pageNumber="83" reason="1">
<taxonomicName id="BDBD4D49D3650506FAD78B75CBE2FEF6" ID-CoL="84B32" authorityName="Odhner" authorityYear="1910" baseAuthorityName="Luhe" baseAuthorityYear="1901" box="[151,402,295,321]" class="Trematoda" family="Mesocoeliidae" genus="Mesocoelium" kingdom="Animalia" order="Plagiorchiida" pageId="82" pageNumber="83" phylum="Platyhelminthes" rank="species" species="sociale">
<emphasis id="48C9EAD8D3650506FAD78B75CBE2FEF6" bold="true" box="[151,402,295,321]" italics="true" pageId="82" pageNumber="83">Mesocoelium sociale</emphasis>
</taxonomicName>
</heading>
</paragraph>
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<subSubSection id="32A76541D3650506FAD78B18C966FABD" pageId="82" pageNumber="83" type="description">
<paragraph id="7A0236CAD3650506FAD78B18CBCAFED5" blockId="82.[151,442,295,354]" box="[151,442,330,354]" pageId="82" pageNumber="83">
(
<figureCitation id="E2862A4FD3650506FADE8B18CB34FED5" box="[158,324,330,354]" captionStart="FIGURES 4143" captionStartId="83.[151,263,1941,1964]" captionTargetBox="[184,1417,214,1897]" captionTargetId="figure-46@83.[151,1436,193,1920]" captionTargetPageId="83" captionText="FIGURES 4143. Mesocoelium sociale (BMNH 1994.11.25. 8-11). 41. Ventral view of adult. 42. Composite drawing of seminal vesicle, ventral view. 43. Composite drawing of area of oötype, ventral view." figureDoi="http://doi.org/10.5281/zenodo.5254451" httpUri="https://zenodo.org/record/5254451/files/figure.png" pageId="82" pageNumber="83">Figures 4143</figureCitation>
; Table 16)
</paragraph>
<paragraph id="7A0236CAD3650506FAD78BC0CE78FE1D" blockId="82.[151,1436,402,1650]" box="[151,1032,402,427]" pageId="82" pageNumber="83">
<emphasis id="48C9EAD8D3650506FAD78BC0CB3DFE1C" bold="true" box="[151,333,402,427]" pageId="82" pageNumber="83">Definitive host:</emphasis>
<taxonomicName id="BDBD4D49D3650506FB148BC1C812FE1D" authority="Gravenhorst" authorityName="Gravenhorst" authorityYear="1829" box="[340,610,402,427]" class="Amphibia" family="Bufonidae" genus="Bufo" kingdom="Animalia" order="Anura" pageId="82" pageNumber="83" phylum="Chordata" rank="species" species="asper">
<emphasis id="48C9EAD8D3650506FB148BC1CBBEFE1D" box="[340,462,403,427]" italics="true" pageId="82" pageNumber="83">Bufo asper</emphasis>
Gravenhorst
</taxonomicName>
, Asian giant toad (
<taxonomicName id="BDBD4D49D3650506F9748BC0C9F0FE1D" box="[820,896,402,426]" class="Amphibia" kingdom="Animalia" order="Anura" pageId="82" pageNumber="83" phylum="Chordata" rank="order">Anura</taxonomicName>
:
<taxonomicName id="BDBD4D49D3650506F9CA8BC0CE70FE1D" authorityName="Gray" authorityYear="1825" box="[906,1024,402,426]" class="Amphibia" family="Bufonidae" kingdom="Animalia" order="Anura" pageId="82" pageNumber="83" phylum="Chordata" rank="family">Bufonidae</taxonomicName>
)
</paragraph>
<paragraph id="7A0236CAD3650506FA878BE4CBD7FE79" blockId="82.[151,1436,402,1650]" box="[199,423,438,463]" pageId="82" pageNumber="83">
<emphasis id="48C9EAD8D3650506FA878BE4CB42FE78" bold="true" box="[199,306,438,463]" pageId="82" pageNumber="83">Locality:</emphasis>
<collectingCountry id="02AA765AD3650506FB798BE4CBD3FE79" box="[313,419,438,462]" name="Malaysia" pageId="82" pageNumber="83">Malaysia</collectingCountry>
.
</paragraph>
<paragraph id="7A0236CAD3650506FA878B88CB1CFE45" blockId="82.[151,1436,402,1650]" box="[199,364,474,499]" pageId="82" pageNumber="83">
<emphasis id="48C9EAD8D3650506FA878B88CA8DFE44" bold="true" box="[199,253,474,499]" pageId="82" pageNumber="83">Site:</emphasis>
Intestine.
</paragraph>
<paragraph id="7A0236CAD3650506FA878BACC9FEFDA1" blockId="82.[151,1436,402,1650]" box="[199,910,510,535]" pageId="82" pageNumber="83">
<emphasis id="48C9EAD8D3650506FA878BACCBB8FDA0" bold="true" box="[199,456,510,535]" pageId="82" pageNumber="83">Specimens examined:</emphasis>
<materialsCitation id="CAD53C97D3650506FB8F8BACC9FEFDA1" box="[463,910,510,534]" collectingDate="1994-11-25" collectionCode="BMNH" pageId="82" pageNumber="83" specimenCount="1">
Voucher specimens
<collectionCode id="1CACAE0FD3650506F8EF8BADC973FDA1" box="[687,771,511,534]" pageId="82" pageNumber="83">BMNH</collectionCode>
<date id="0E03100AD3650506F94A8BACC9FEFDA1" box="[778,910,510,534]" pageId="82" pageNumber="83" value="1994-11-25">
<collectingDate id="1E47E9E2D3650506F94A8BACC9FEFDA1" box="[778,910,510,534]" pageId="82" pageNumber="83" value="1994-11-25">1994.11.25.</collectingDate>
</date>
</materialsCitation>
</paragraph>
<paragraph id="7A0236CAD3650506FA878870C886FC81" blockId="82.[151,1436,402,1650]" pageId="82" pageNumber="83">
<emphasis id="48C9EAD8D3650506FA878870CB8BFD8C" bold="true" box="[199,507,546,571]" inLineHeading="true" pageId="82" pageNumber="83" reason="1">Description of specimens.</emphasis>
Based on
<specimenCount id="6CBBFD43D3650506F8358870C891FD8D" box="[629,737,546,570]" pageId="82" pageNumber="83" type="adult">five adult</specimenCount>
specimens. With characteristics of genus. Body sociale
<typeStatus id="A5068868D3650506FF258871CFE8FD8C" box="[1381,1432,547,571]" pageId="82" pageNumber="83">type</typeStatus>
, small, elliptical, spinose, 2,380 (
<geoCoordinate id="1F89500DD3650506F8448814C833FDE9" box="[516,579,582,606]" degrees="1,864" direction="north" orientation="latitude" pageId="82" pageNumber="83" precision="55" value="1.864">1,864</geoCoordinate>
<geoCoordinate id="1F89500DD3650506F8048814C8E4FDE9" box="[580,660,582,606]" degrees="2,775" direction="west" orientation="longitude" pageId="82" pageNumber="83" precision="55" value="-2.775">2,775</geoCoordinate>
) by 644 (600688), body spines 911 long; forebody 671 (540715) long, 2630% of body length. Mouth subterminal; oral sucker spherical, 213 (200 225) by 236 (215260); prepharynx short; pharynx wider than long, 88 (70105) by 107 (93120); esophagus longer than prepharynx, 46 (2875) long; cecal bifurcation ⅓ distance down forebody; ceca reaching well posterior to ovary, terminating about ¾ distance down hindbody occupying 5762% of postovarian space. Ratio of widths of oral sucker and pharynx 1:2.2 (1:2.11:2.3). Ventral sucker located upper ⅓ of body, smaller than oral sucker, 167 (146175) by 134 (123168). Ratio of sucker widths 1:1.5 (1:1.41:1.7).
</paragraph>
<paragraph id="7A0236CAD3650506FA878911C8E7FC5D" blockId="82.[151,1436,402,1650]" pageId="82" pageNumber="83">Testes smooth, nearly side by side to slightly diagonal, overlapping ventral sucker. Right testis 160 (128182) by 136 (125150); left testis 148 (140165) by 139 (118148). Cirrus sac medial, situated between cecal bifurcation and ventral sucker, enclosing short cirrus, reduced par prostatica, short to medium ejaculatory duct surrounded by prostate cells and bipartite seminal vesicle, 171 (124193, 79% of body length) by 52 (4560). Genital pore at level of cecal bifurcation, slightly submedian.</paragraph>
<paragraph id="7A0236CAD3650506FA8789A4CAB3FB51" blockId="82.[151,1436,402,1650]" pageId="82" pageNumber="83">Ovary smooth, posttesticular, situated immediately posterior to right or left testis, 168 (148195) by 157 (125180), removed from posterior end by some distance; postovarian space 1,289 (9451,625) long, 5159% of body length. Seminal receptacle spherical, located immediately sinistral to ovary. Laurers canal present, opening not observed. Vitelline fields distributed along ceca from posterior margin of pharynx posteriorly to about ¾ distance down hindbody, terminating near to, or surpassing cecal ends; vitelline follicles 49 (2380) by 36 (2250) (n = 20). Uterus occupies most of hindbody, largely postacetabular. Eggs operculate, 37 (3243) by 22 (2025) (n = 30).</paragraph>
<paragraph id="7A0236CAD3650506FA878EA1C966FABD" blockId="82.[151,1436,402,1650]" box="[199,790,1266,1291]" pageId="82" pageNumber="83">Excretory vesicle Y-shaped; excretory pore terminal.</paragraph>
</subSubSection>
<subSubSection id="32A76541D3650506FA878F45CBA3F9C5" pageId="82" pageNumber="83" type="discussion">
<paragraph id="7A0236CAD3650506FA878F45CBA3F9C5" blockId="82.[151,1436,402,1650]" pageId="82" pageNumber="83">
<emphasis id="48C9EAD8D3650506FA878F45CB4DFA98" bold="true" box="[199,317,1303,1327]" pageId="82" pageNumber="83">Remarks:</emphasis>
These specimens (BMNH
<date id="0E03100AD3650506F82B8F44C89AFA99" box="[619,746,1302,1326]" pageId="82" pageNumber="83" value="1994-11-25">1994.11.25</date>
) have moderately long ceca, and a genital pore that is bifurcal and submedian, placing them in the sociale body
<typeStatus id="A5068868D3650506F88B8F69C88FFAE4" box="[715,767,1339,1363]" pageId="82" pageNumber="83">type</typeStatus>
. The ceca occupy 5762% of the length of the postovarian space and the ratio of the width of the pharynx to the width of the oral sucker is 1:2.11:2.3, placing them in
<taxonomicName id="BDBD4D49D3650506FF3D8F0DCA96FA2C" authorityName="Odhner" authorityYear="1910" baseAuthorityName="Luhe" baseAuthorityYear="1901" class="Trematoda" family="Mesocoeliidae" genus="Mesocoelium" kingdom="Animalia" order="Plagiorchiida" pageId="82" pageNumber="83" phylum="Platyhelminthes" rank="species" species="sociale">
<emphasis id="48C9EAD8D3650506FF3D8F0DCFE4FAC1" box="[1405,1428,1375,1398]" italics="true" pageId="82" pageNumber="83">M</emphasis>
.
<emphasis id="48C9EAD8D3650506FAD78FD1CA96FA2C" box="[151,230,1411,1435]" italics="true" pageId="82" pageNumber="83">sociale</emphasis>
</taxonomicName>
as originally described by
<bibRefCitation id="1E2C4B3BD3650506F8548FD0C8D2FA2D" author="Luhe, M." box="[532,674,1410,1434]" pageId="82" pageNumber="83" pagination="166 - 177" refId="ref56115" refString="Luhe, M. (1901) Zwei neue Distomen aus indischen Anuren. Centralblatt fur Bakteriologie, Parasitenkunde und Infektionskrankheiten, 30, 166 - 177." type="journal article" year="1901">Lühe (1901)</bibRefCitation>
. These specimens have a somewhat smaller ratio of the width of the pharynx to the width of the oral sucker (1:2.11:2.3 compared to 1:2.61:2.7) and larger ratio of the sucker widths (1:1.41:1.7 compared to 1:1.21:1.3) than
<taxonomicName id="BDBD4D49D3650506F8CA8F99C970FA54" authorityName="Odhner" authorityYear="1910" baseAuthorityName="Luhe" baseAuthorityYear="1901" box="[650,768,1483,1507]" class="Trematoda" family="Mesocoeliidae" genus="Mesocoelium" kingdom="Animalia" order="Plagiorchiida" pageId="82" pageNumber="83" phylum="Platyhelminthes" rank="species" species="sociale">
<emphasis id="48C9EAD8D3650506F8CA8F99C8D1FA55" box="[650,673,1483,1506]" italics="true" pageId="82" pageNumber="83">M</emphasis>
.
<emphasis id="48C9EAD8D3650506F8F18F99C970FA54" box="[689,768,1483,1507]" italics="true" pageId="82" pageNumber="83">sociale</emphasis>
</taxonomicName>
, as originally described, but they generally conform to all other aspects of
<taxonomicName id="BDBD4D49D3650506FB0E8FBDCBB2F9B1" authorityName="Odhner" authorityYear="1910" baseAuthorityName="Luhe" baseAuthorityYear="1901" box="[334,450,1518,1542]" class="Trematoda" family="Mesocoeliidae" genus="Mesocoelium" kingdom="Animalia" order="Plagiorchiida" pageId="82" pageNumber="83" phylum="Platyhelminthes" rank="species" species="sociale">
<emphasis id="48C9EAD8D3650506FB0E8FBDCB15F9B1" box="[334,357,1519,1542]" italics="true" pageId="82" pageNumber="83">M</emphasis>
.
<emphasis id="48C9EAD8D3650506FB338FBCCBB2F9B1" box="[371,450,1518,1542]" italics="true" pageId="82" pageNumber="83">sociale</emphasis>
</taxonomicName>
(Table 16) and we feel that the slight differences in ratios may be a result of small sample sizes. Both the specimens used in the original description of this species and the specimens represented by BMNH
<date id="0E03100AD3650506FAB28C64CB1EF9F9" box="[242,366,1590,1614]" pageId="82" pageNumber="83" value="1994-11-25">1994.11.25</date>
are from species of toad from the same general geographical region of the world (
<collectingCountry id="02AA765AD3650506FF458C64CF1DF9F9" box="[1285,1389,1590,1614]" name="Malaysia" pageId="82" pageNumber="83">Malaysia</collectingCountry>
and southern
<collectingCountry id="02AA765AD3650506FABE8C08CB4AF9C5" box="[254,314,1626,1650]" name="India" pageId="82" pageNumber="83">India</collectingCountry>
, repectively).
</paragraph>
</subSubSection>
</treatment>
</document>