<documentid="D8D68C616F17CCDDD5D66F7E644FFD79"ID-DOI="10.26515/rzsi/v122/i3/2022/167382"ID-ISSN="2581-8686"ID-Zenodo-Dep="13185726"IM.bibliography_approvedBy="felipe"IM.illustrations_approvedBy="felipe"IM.materialsCitations_approvedBy="felipe"IM.metadata_approvedBy="felipe"IM.taxonomicNames_approvedBy="felipe"IM.treatments_approvedBy="felipe"checkinTime="1722611945357"checkinUser="felipe"docAuthor="Mondal, Jhimli & Raghunathan, C."docDate="2022"docId="03BC87C2FF86FFC07968C698FDB3FB12"docLanguage="en"docName="RecZoolSurvIndia.122.3.275-282.pdf"docOrigin="Records of the Zoological Survey of India 122 (3)"docStyle="DocumentStyle:30C78A88DFAFB68AE5A0604D5A6B2FFB.3:RecZoolSurvIndia.2017-.journal_article"docStyleId="30C78A88DFAFB68AE5A0604D5A6B2FFB"docStyleName="RecZoolSurvIndia.2017-.journal_article"docStyleVersion="3"docTitle="Polycarpa reniformis"docType="treatment"docVersion="3"lastPageNumber="278"masterDocId="FF85FFBAFF87FFC37A35C712FFB0FFF2"masterDocTitle="Addition of three Ascidian species to Indian waters from Andaman and Nicobar Islands"masterLastPageNumber="282"masterPageNumber="275"pageNumber="276"updateTime="1722664346981"updateUser="ExternalLinkService"zenodo-license-document="CC-BY-4.0">
<materialsCitationid="3B7D3C89FF86FFC27E48C6BCFAD5FDC7"collectingDate="2016-12-16"collectionCode="ANRC"collectorName="Coll. & Jhimli Mondal & Reg. No."country="India"county="District South Andaman"elevation="7"latitude="11.418533"location="Rutland Island"longLatPrecision="1"longitude="92.60892"municipality="South Andaman"pageId="1"pageNumber="276"specimenCount="1"stateProvince="Andaman and Nicobar Islands">
<collectingRegionid="49D1F836FF86FFC27F18C6BCFBBEFE1E"country="India"name="Andaman and Nicobar Islands"pageId="1"pageNumber="276">Andaman and Nicobar Islands</collectingRegion>
<locationid="8ECA600FFF86FFC27F07C6C0FA66FE1E"LSID="urn:lsid:plazi:treatment:03BC87C2FF86FFC07968C698FDB3FB12:8ECA600FFF86FFC27F07C6C0FA66FE1E"box="[1330,1494,466,492]"country="India"county="District South Andaman"latitude="11.418533"longLatPrecision="1"longitude="92.60892"municipality="South Andaman"name="Rutland Island"pageId="1"pageNumber="276"stateProvince="Andaman and Nicobar Islands">Rutland Island</location>
<locationid="8ECA600FFF86FFC27EB0C6E4FB7FFDE2"LSID="urn:lsid:plazi:treatment:03BC87C2FF86FFC07968C698FDB3FB12:8ECA600FFF86FFC27EB0C6E4FB7FFDE2"box="[1157,1231,502,528]"country="India"county="District South Andaman"latitude="11.418533"longLatPrecision="1"longitude="92.60892"municipality="South Andaman"name="Depth"pageId="1"pageNumber="276"stateProvince="Andaman and Nicobar Islands">Depth</location>
<figureCitationid="132E2A51FF85FFC17B55C7E8FE7DFEE6"box="[352,461,250,276]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="2"pageNumber="277">Figure 2a</figureCitation>
). The tunic is thick, opaque, cartilaginous, soft and brownish. The test surface is with wrinkles and epibionts. The branchial aperture is terminal; both the apertures are very inconspicuous. Apertures are having four lobes on each of them.
Strong muscles are present on the body wall and form a mesh originating from each of the siphons. The prepharyngeal band is narrow. Branchial tentacles are about
number. The dorsal tubercle has an inverted S-shaped opening of the neural gland (
<figureCitationid="132E2A51FF85FFC17F3EC60CFACFFECA"box="[1291,1407,286,312]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="2"pageNumber="277">Figure 2b</figureCitation>
). The branchial sac is with four folds on each side of the body (
<figureCitationid="132E2A51FF85FFC1797FC674FC0EFE72"box="[842,958,358,384]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="2"pageNumber="277">Figure 2c</figureCitation>
) and 8-10 stigmata are present per mesh (
<figureCitationid="132E2A51FF85FFC1797FC698FC0AFE56"box="[842,954,394,420]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="2"pageNumber="277">Figure 2d</figureCitation>
<figureCitationid="132E2A51FF84FFC07B93C7C4FDA9FF02"box="[422,537,214,240]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="3"pageNumber="278">Figure 2e</figureCitation>
). The stomach is with 20 longitudinal folds internally. The anal border is with 11 irregular lobes (
<figureCitationid="132E2A51FF84FFC07B4AC60CFE41FECA"box="[383,497,286,312]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="3"pageNumber="278">Figure 2e</figureCitation>
). A single large endocarp is enclosed in the gut loop, no endocarp is found on the body wall. Gonads are spindle-shaped, upright attached to the body wall by a very small ligament at the proximal side of the body as stated by
<bibRefCitationid="EF844B25FF84FFC07BDCC6BCFDDEFE3B"author="Kott, P."box="[489,622,430,457]"pageId="3"pageNumber="278"pagination="1 - 438"refId="ref3484"refString="Kott, P. 1985. ThThe Australian ascidiacea, Part 1, Phlebobranchia and Stolidobranchia. Memoirs of Queensland Museum, 23: 1 - 438."type="journal article"year="1985">Kott (1985)</bibRefCitation>
. The rest of the part is free from the body wall (
<figureCitationid="132E2A51FF84FFC07836C6C0FDC0FE1E"box="[515,624,466,492]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="3"pageNumber="278">Figure 2f</figureCitation>
). 24 gonads are found on the right side of the body and 27 on the left side (
<figureCitationid="132E2A51FF84FFC07A92C508FEA6FDC6"box="[167,278,538,564]"captionStart="Figure 2"captionStartId="2.[133,209,1749,1775]"captionTargetBox="[279,1326,535,1714]"captionTargetId="figure-153@2.[271,1334,527,1722]"captionTargetPageId="2"captionText="Figure 2. Polycarpa reniformis (Sluiter, 1904): a. Preserved specimen. b. Dorsal tubercle. c. Branchial sac with branchial folds. d. Stigmata. e. Gut loop on the left side of the body along with gonads. f. Gonads. (Abbreviation: DL: Dorsal Lamina, DT: Dorsal Tubercle, E: Endostyle, EC: Endocarp, G: Gonad, GL: Gut loop, ST: Stigmata, each number is denoting each branchial fold), (Scale: b– 1mm, 28.4x; c– 2mm, 11x; d– 500μm, 37.2x; e– 5mm, 7.80x; f– 1mm, 28x)."figureDoi="http://doi.org/10.5281/zenodo.13185730"httpUri="https://zenodo.org/record/13185730/files/figure.png"pageId="3"pageNumber="278">Figure 2e</figureCitation>
). Testes are bi or trilobed and arranged in two rows.
; however, the report on the particular species is scanty. After Sluiter,
<bibRefCitationid="EF844B25FF84FFC078A0C5B8FCADFD37"author="Kott, P."box="[661,797,682,709]"pageId="3"pageNumber="278"pagination="1 - 438"refId="ref3484"refString="Kott, P. 1985. ThThe Australian ascidiacea, Part 1, Phlebobranchia and Stolidobranchia. Memoirs of Queensland Museum, 23: 1 - 438."type="journal article"year="1985">Kott (1985)</bibRefCitation>
by Hartmeyer and Michelsen, but Kott expresses her doubt that the species found by Hartmeyer and Michelsen is the same as the species found by Kott. Later on, Lee
<bibRefCitationid="EF844B25FF84FFC07BE2C4B4FD34FC32"author="Lee, SS-C & Chan, JY-H & Teo, SL-M & Lambert, G."box="[471,644,934,960]"pageId="3"pageNumber="278"pagination="718 - 743"refId="ref3548"refString="Lee, SS-C., Chan, JY-H., Teo, SL-M. and Lambert, G. 2016. State of knowledge of ascidian diversity in South China Sea and new records for Singapore. Raffles Bulletin of Zoology, Supplement No., 34: 718 - 743."type="journal article"year="2016">
The present species has been identified by its characteristic feature, i.e., delicate body wall, complete opening of a neural gland on the tubercle, single endocarp, and presence of numerous upright gonads on the body wall as stated by
<bibRefCitationid="EF844B25FF84FFC07B6FC348FE6DFB87"author="Kott, P."box="[346,477,1114,1141]"pageId="3"pageNumber="278"pagination="1 - 438"refId="ref3484"refString="Kott, P. 1985. ThThe Australian ascidiacea, Part 1, Phlebobranchia and Stolidobranchia. Memoirs of Queensland Museum, 23: 1 - 438."type="journal article"year="1985">Kott (1985)</bibRefCitation>
<collectingRegionid="49D1F836FF84FFC07B84C36CFCADFB6A"box="[433,797,1150,1176]"country="India"name="Andaman and Nicobar Islands"pageId="3"pageNumber="278">Andaman and Nicobar Islands</collectingRegion>
(
<figureCitationid="132E2A51FF84FFC07A92C3B0FEBCFB4E"box="[167,268,1186,1212]"captionStart="Figure 1"captionStartId="1.[368,444,1884,1910]"captionTargetBox="[347,1315,653,1843]"captionTargetId="figure-126@1.[319,1340,626,1857]"captionTargetPageId="1"captionText="Figure 1. Study areas of Andaman and Nicobar Islands."figureDoi="http://doi.org/10.5281/zenodo.13185728"httpUri="https://zenodo.org/record/13185728/files/figure.png"pageId="3"pageNumber="278">Figure 1</figureCitation>
<bibRefCitationid="EF844B25FF84FFC078D1C3B0FF69FB13"author="Kott, P."pageId="3"pageNumber="278"pagination="1 - 438"refId="ref3484"refString="Kott, P. 1985. ThThe Australian ascidiacea, Part 1, Phlebobranchia and Stolidobranchia. Memoirs of Queensland Museum, 23: 1 - 438."type="journal article"year="1985">Kott, 1985</bibRefCitation>
<bibRefCitationid="EF844B25FF84FFC07B7FC3D4FE47FB12"author="Lee, SS-C & Chan, JY-H & Teo, SL-M & Lambert, G."box="[330,503,1222,1248]"pageId="3"pageNumber="278"pagination="718 - 743"refId="ref3548"refString="Lee, SS-C., Chan, JY-H., Teo, SL-M. and Lambert, G. 2016. State of knowledge of ascidian diversity in South China Sea and new records for Singapore. Raffles Bulletin of Zoology, Supplement No., 34: 718 - 743."type="journal article"year="2016">