<documentid="41F190F5106B3B828C7B60A64610722C"ID-DOI="10.11646/zootaxa.5526.1.1"ID-ISSN="1175-5334"ID-Zenodo-Dep="14021526"ID-ZooBank="987FAD00-32A7-4E38-AFAD-6EAC8D808FB2"IM.bibliography_approvedBy="felipe"IM.illustrations_approvedBy="felipe"IM.materialsCitations_approvedBy="guilherme"IM.metadata_approvedBy="felipe"IM.tables_requiresApprovalFor="GgImagineBatch,operationResults"IM.taxonomicNames_approvedBy="guilherme"IM.treatments_approvedBy="guilherme"checkinTime="1730450932891"checkinUser="plazi"docAuthor="Yiu, Sam King Fung & Mah, Christopher L."docDate="2024"docId="03BF87BF26015D4C61C4BDA7FBB542E1"docLanguage="en"docName="zootaxa.5526.1.1.pdf"docOrigin="Zootaxa 5526 (1)"docSource="http://dx.doi.org/10.11646/zootaxa.5526.1.1"docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.19:Zootaxa.2013-.monograph"docStyleId="5EBBA59367AD13919D70D935FA04F6A3"docStyleName="Zootaxa.2013-.monograph"docStyleVersion="19"docTitle="Echinothrix calamaris"docType="treatment"docVersion="1"lastPageNumber="16"masterDocId="FF86FFC7260F5D436153BE46FFA14013"masterDocTitle="New Ecological Observations and Occurrence for Asteroidea and Echinoidea in Hong Kong"masterLastPageNumber="69"masterPageNumber="1"pageNumber="15"updateTime="1730835946354"updateUser="guilherme">
<mods:affiliationid="F5419DD4DA02A273C18D8A58C64C2A8A">School of Biological Sciences, The University of Hong Kong, Hong Kong, China. cyclesamyiu @ hotmail. com; https: // orcid. org / 0000 - 0001 - 6212 - 7339</mods:affiliation>
<mods:affiliationid="3BB83A2CB669A1804E084BCDCF2D71DE">School of Biological Sciences, The University of Hong Kong, Hong Kong, China. cyclesamyiu @ hotmail. com; https: // orcid. org / 0000 - 0001 - 6212 - 7339 & Department of Invertebrate Zoology, National Museum of Natural History, Smithsonian Institution, Washington D. C. brisinga @ gmail. com; https: // orcid. org / 0000 - 0002 - 0178 - 8237 & School of Biological Sciences, The University of Hong Kong, Hong Kong, China. cyclesamyiu @ hotmail. com; https: // orcid. org / 0000 - 0001 - 6212 - 7339</mods:affiliation>
<bibRefCitationid="EF874B5826015D4D60E4BDA7FDE943E8"author="Pallas, P. S."box="[439,584,993,1019]"pageId="14"pageNumber="15"pagination="1 - 41"refId="ref42150"refString="Pallas, P. S. (1774) Spicilegia zoologica, quibus novae imprimis et obscurae animalium species iconibus, descriptionibus atque commentariis illustrantur cura P. S. Pallas. [Book series, 14 volumes]. Fasciculus, 10, 1 - 41, 4 pls."type="journal article"year="1774">Pallas 1774</bibRefCitation>
<figureCitationid="132D2A2C26015D4D61C4BA43FEE7440C"box="[151,326,1029,1055]"captionStart="FIGURE 6"captionStartId="14.[151,250,1974,1998]"captionTargetBox="[213,1375,1079,1950]"captionTargetId="figure-232@14.[213,1375,1079,1950]"captionTargetPageId="14"captionText="FIGURE 6. Echinothrix calamaris. Color morphotypes. A. Black and white spine form. B. White spine form. C. Banded spine form. Photographer: Sam King Fung Yiu."figureDoi="http://doi.org/10.5281/zenodo.14021538"httpUri="https://zenodo.org/record/14021538/files/figure.png"pageId="14"pageNumber="15">FIGURE 6A–C</figureCitation>
<figureCitationid="132D2A2C26005D4C6301BE99FD1340EA"box="[594,690,223,249]"captionStart="FIGURE 6"captionStartId="14.[151,250,1974,1998]"captionTargetBox="[213,1375,1079,1950]"captionTargetId="figure-232@14.[213,1375,1079,1950]"captionTargetPageId="14"captionText="FIGURE 6. Echinothrix calamaris. Color morphotypes. A. Black and white spine form. B. White spine form. C. Banded spine form. Photographer: Sam King Fung Yiu."figureDoi="http://doi.org/10.5281/zenodo.14021538"httpUri="https://zenodo.org/record/14021538/files/figure.png"pageId="15"pageNumber="16">Figure 6</figureCitation>
, including the black (
<figureCitationid="132D2A2C26005D4C62F5BE99FBA140EA"box="[934,1024,223,249]"captionStart="FIGURE 6"captionStartId="14.[151,250,1974,1998]"captionTargetBox="[213,1375,1079,1950]"captionTargetId="figure-232@14.[213,1375,1079,1950]"captionTargetPageId="14"captionText="FIGURE 6. Echinothrix calamaris. Color morphotypes. A. Black and white spine form. B. White spine form. C. Banded spine form. Photographer: Sam King Fung Yiu."figureDoi="http://doi.org/10.5281/zenodo.14021538"httpUri="https://zenodo.org/record/14021538/files/figure.png"pageId="15"pageNumber="16">Fig. 6A</figureCitation>
), white-spined (
<figureCitationid="132D2A2C26005D4C65E6BE99FAAA40EA"box="[1205,1291,223,249]"captionStart="FIGURE 6"captionStartId="14.[151,250,1974,1998]"captionTargetBox="[213,1375,1079,1950]"captionTargetId="figure-232@14.[213,1375,1079,1950]"captionTargetPageId="14"captionText="FIGURE 6. Echinothrix calamaris. Color morphotypes. A. Black and white spine form. B. White spine form. C. Banded spine form. Photographer: Sam King Fung Yiu."figureDoi="http://doi.org/10.5281/zenodo.14021538"httpUri="https://zenodo.org/record/14021538/files/figure.png"pageId="15"pageNumber="16">Fig. 6B</figureCitation>
) and banded forms (
<figureCitationid="132D2A2C26005D4C61B4BF45FE9F410E"box="[231,318,259,285]"captionStart="FIGURE 6"captionStartId="14.[151,250,1974,1998]"captionTargetBox="[213,1375,1079,1950]"captionTargetId="figure-232@14.[213,1375,1079,1950]"captionTargetPageId="14"captionText="FIGURE 6. Echinothrix calamaris. Color morphotypes. A. Black and white spine form. B. White spine form. C. Banded spine form. Photographer: Sam King Fung Yiu."figureDoi="http://doi.org/10.5281/zenodo.14021538"httpUri="https://zenodo.org/record/14021538/files/figure.png"pageId="15"pageNumber="16">Fig. 6C</figureCitation>
). The black and white-spined forms were more common than the banded forms. Debris was observed on the black-spined form (
<figureCitationid="132D2A2C26005D4C60ECBF61FDB84152"box="[447,537,295,321]"captionStart="FIGURE 6"captionStartId="14.[151,250,1974,1998]"captionTargetBox="[213,1375,1079,1950]"captionTargetId="figure-232@14.[213,1375,1079,1950]"captionTargetPageId="14"captionText="FIGURE 6. Echinothrix calamaris. Color morphotypes. A. Black and white spine form. B. White spine form. C. Banded spine form. Photographer: Sam King Fung Yiu."figureDoi="http://doi.org/10.5281/zenodo.14021538"httpUri="https://zenodo.org/record/14021538/files/figure.png"pageId="15"pageNumber="16">Fig. 6A</figureCitation>
was identified by the presence of an adapical median zone in each interambulacra, which was naked and usually green, and a periproctal membrane and large anal tube possessed of many small, but very conspicuous, white spots.
<bibRefCitationid="EF874B5826005D4C62C2BC91FBA642E1"author="Liao, Y. & Clark, A. M."box="[913,1031,727,754]"pageId="15"pageNumber="16"refId="ref40906"refString="Liao, Y. & Clark, A. M. (1995) The Echinoderms of Southern China. Science Press, Beijing, 614 pp."type="book"year="1995">Liao 1995</bibRefCitation>