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<document id="C7643ED230B7C566463A3CF667BADE53" ID-DOI="10.11646/zootaxa.3887.2.3" ID-GBIF-Dataset="190e4917-516a-4032-809a-42471bf7a52c" ID-ISSN="1175-5326" ID-Zenodo-Dep="229268" ID-ZooBank="B697D6BA-836B-44E2-A8D9-07661554FE59" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460976521246" checkinUser="plazi" docAuthor="Laamiri, Sayef" docDate="2014" docId="038887C4FFCDFFD1B3BBF9FE836345BE" docLanguage="en" docName="zt03887p190.pdf" docOrigin="Zootaxa 3887 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Ceratomyxa" docType="treatment" docVersion="8" lastPageNumber="167" masterDocId="FFB1FFBCFFC4FFDBB32CFF8281304349" masterDocTitle="New observations on Myxozoa of the goldline sea bream Sarpa salpa L. 1758 (Teleostei: Sparidae) from the Mediterranean coast of Tunisia" masterLastPageNumber="190" masterPageNumber="157" pageNumber="166" updateTime="1698559735493" updateUser="plazi">
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<mods:title id="99DD5EE25A2D588E0FA37FC7AD811E10">New observations on Myxozoa of the goldline sea bream Sarpa salpa L. 1758 (Teleostei: Sparidae) from the Mediterranean coast of Tunisia</mods:title>
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<mods:namePart id="7EAA41ACCE4ADEA65265C4CFEEC937F1">Laamiri, Sayef</mods:namePart>
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<mods:date id="322591352BDCF4FB821226039AC671A4">2014</mods:date>
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<mods:number id="2E9F2AE9784A8C0BF3DF38E374B0E903">3887</mods:number>
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<treatment id="038887C4FFCDFFD1B3BBF9FE836345BE" ID-DOI="http://doi.org/10.5281/zenodo.5626246" ID-GBIF-Taxon="119594194" ID-Zenodo-Dep="5626246" LSID="urn:lsid:plazi:treatment:038887C4FFCDFFD1B3BBF9FE836345BE" httpUri="http://treatment.plazi.org/id/038887C4FFCDFFD1B3BBF9FE836345BE" lastPageId="10" lastPageNumber="167" pageId="9" pageNumber="166">
<subSubSection id="C33B6559FFCDFFD2B3BBF9FE805A45DF" box="[151,362,1660,1686]" pageId="9" pageNumber="166" type="nomenclature">
<paragraph id="8B9E36D2FFCDFFD2B3BBF9FE805A45DF" blockId="9.[151,362,1660,1686]" box="[151,362,1660,1686]" pageId="9" pageNumber="166">
<heading id="D0D681BEFFCDFFD2B3BBF9FE805A45DF" bold="true" box="[151,362,1660,1686]" fontSize="11" level="1" pageId="9" pageNumber="166" reason="1">
<emphasis id="B955EAC0FFCDFFD2B3BBF9FE805A45DF" bold="true" box="[151,362,1660,1686]" pageId="9" pageNumber="166">
<taxonomicName id="4C214D51FFCDFFD2B3BBF9FE801A45DF" box="[151,298,1660,1686]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="9" pageNumber="166" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCDFFD2B3BBF9FE801A45DF" bold="true" box="[151,298,1660,1686]" italics="true" pageId="9" pageNumber="166">Ceratomyxa</emphasis>
</taxonomicName>
sp. 1
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C33B6559FFCDFFD1B3BBF941844845FD" lastPageId="10" lastPageNumber="167" pageId="9" pageNumber="166" type="materials_examined">
<paragraph id="8B9E36D2FFCDFFD2B3BBF94185704595" blockId="9.[151,1437,1731,2008]" box="[151,1088,1731,1756]" pageId="9" pageNumber="166">
<emphasis id="B955EAC0FFCDFFD2B3BBF94180234595" bold="true" box="[151,275,1731,1756]" pageId="9" pageNumber="166">
<typeStatus id="549A8870FFCDFFD2B3BBF94181E24595" box="[151,210,1731,1756]" pageId="9" pageNumber="166">Type</typeStatus>
host:
</emphasis>
<taxonomicName id="4C214D51FFCDFFD2B237F94683654595" authority="Linnaeus, 1758" authorityName="Linnaeus" authorityYear="1758" box="[283,597,1731,1756]" class="Actinopterygii" family="Sparidae" genus="Sarpa" kingdom="Animalia" order="Perciformes" pageId="9" pageNumber="166" phylum="Chordata" rank="species" species="salpa">
<emphasis id="B955EAC0FFCDFFD2B237F94680904595" box="[283,416,1731,1756]" italics="true" pageId="9" pageNumber="166">Sarpa salpa</emphasis>
Linnaeus, 1758
</taxonomicName>
goldline sea bream (
<taxonomicName id="4C214D51FFCDFFD2B012F94182FC4595" box="[830,972,1731,1756]" class="Actinopterygii" kingdom="Animalia" order="Perciformes" pageId="9" pageNumber="166" phylum="Chordata" rank="order">Perciformes</taxonomicName>
:
<taxonomicName id="4C214D51FFCDFFD2B0FAF941850A4595" box="[982,1082,1731,1756]" class="Actinopterygii" family="Sparidae" kingdom="Animalia" order="Perciformes" pageId="9" pageNumber="166" phylum="Chordata" rank="family">Sparidae</taxonomicName>
)
</paragraph>
<paragraph id="8B9E36D2FFCDFFD2B3EBF96585164449" blockId="9.[151,1437,1731,2008]" box="[199,1062,1767,1792]" pageId="9" pageNumber="166">
<emphasis id="B955EAC0FFCDFFD2B3EBF96580594449" bold="true" box="[199,361,1767,1792]" pageId="9" pageNumber="166">
<typeStatus id="549A8870FFCDFFD2B3EBF96580324449" box="[199,258,1767,1792]" pageId="9" pageNumber="166">Type</typeStatus>
locality:
</emphasis>
Mediterranean off
<collectingCountry id="F3367642FFCDFFD2B16DF96583A74449" box="[577,663,1767,1792]" name="Tunisia" pageId="9" pageNumber="166">Tunisia</collectingCountry>
, Gulf of
<collectingCountry id="F3367642FFCDFFD2B1D7F965820A4449" box="[763,826,1767,1792]" name="Tunisia" pageId="9" pageNumber="166">Tunis</collectingCountry>
(
<geoCoordinate id="EE155015FFCDFFD2B065F965829C4449" box="[841,940,1767,1792]" direction="north" orientation="latitude" pageId="9" pageNumber="166" precision="925" value="36.75">36°45’N</geoCoordinate>
,
<geoCoordinate id="EE155015FFCDFFD2B094F96585294449" box="[952,1049,1767,1792]" direction="east" orientation="longitude" pageId="9" pageNumber="166" precision="925" value="10.25">10°15’E</geoCoordinate>
).
</paragraph>
<paragraph id="8B9E36D2FFCDFFD2B3EBF889835A446D" blockId="9.[151,1437,1731,2008]" box="[199,618,1803,1828]" pageId="9" pageNumber="166">
<emphasis id="B955EAC0FFCDFFD2B3EBF88980BB446D" bold="true" box="[199,395,1803,1828]" pageId="9" pageNumber="166">Site of infection:</emphasis>
Within gall bladder
</paragraph>
<paragraph id="8B9E36D2FFCDFFD2B3EBF8AD821E44FD" blockId="9.[151,1437,1731,2008]" pageId="9" pageNumber="166">
<emphasis id="B955EAC0FFCDFFD2B3EBF8AD80624401" bold="true" box="[199,338,1839,1864]" pageId="9" pageNumber="166">Prevalence:</emphasis>
The overall prevalence is 2.1% (7/330) (
<figureCitation id="131A2A57FFCDFFD2B005F8AD825F4401" box="[809,879,1839,1864]" captionStart="FIGURE 9" captionStartId="25.[151,250,783,805]" captionTargetBox="[325,1259,201,752]" captionTargetId="figure@25.[319,1267,195,759]" captionTargetPageId="25" captionText="FIGURE 9. Prevalence of species of myxozoans from 2 localities, Gulf of Tunis and Bay of Bizerte. The total prevalence determined within the pooled sample of 330 goldline sea bream (Sarpa salpa)." httpUri="https://zenodo.org/record/229279/files/figure.png" pageId="9" pageNumber="166">Fig. 9</figureCitation>
). 0% (0/120) fish infected in the Bay of Bizerte. The infection was restricted to the Gulf of
<collectingCountry id="F3367642FFCDFFD2B15AF8D183854425" box="[630,693,1875,1900]" name="Tunisia" pageId="9" pageNumber="166">Tunis</collectingCountry>
with prevalence 3.33% (7/210) distributed as following, 03/2012: 0% (0/30); 04/2012: 23.3% (7/30); 05/2012: 0% (0/30); 06/2012: 0% (0/30); 07/2012: 0% (0/30); 08/2012: 0% (0/ 30); 05/2013: 0% (0/20); 06/2013: 0% (0/10) (see Table 4).
</paragraph>
<paragraph id="8B9E36D2FFCDFFD2B3EBF83D85794491" blockId="9.[151,1437,1731,2008]" box="[199,1097,1983,2008]" pageId="9" pageNumber="166">
<emphasis id="B955EAC0FFCDFFD2B3EBF83D80B24491" bold="true" box="[199,386,1983,2008]" pageId="9" pageNumber="166">Mean intensity:</emphasis>
47.1 ± 11.5 spores/infected fish (++++) (
<figureCitation id="131A2A57FFCDFFD2B07DF83D82924491" box="[849,930,1983,2008]" captionStart="FIGURE 10" captionStartId="25.[151,250,1431,1453]" captionTargetBox="[327,1259,891,1406]" captionTargetId="figure@25.[321,1266,888,1407]" captionTargetPageId="25" captionText="FIGURE 10. Mean intensity ± standard deviation of species of myxozoans infecting Sarpa Salpa." httpUri="https://zenodo.org/record/229280/files/figure.png" pageId="9" pageNumber="166">Fig. 10</figureCitation>
) (see Table 4).
</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3EBFF1582FB439D" blockId="10.[151,1436,151,213]" pageId="10" pageNumber="167">
<emphasis id="B955EAC0FFCEFFD1B3EBFF15804943F9" bold="true" box="[199,377,151,176]" pageId="10" pageNumber="167">Type-material:</emphasis>
Digitized photos of
<typeStatus id="549A8870FFCEFFD1B15DFF1A83F843F9" box="[625,712,152,176]" pageId="10" pageNumber="167" type="syntype">syntype</typeStatus>
spores were deposited in the parasitological collection of the Museum National d’Histoire Naturelle (
<collectionCode id="ED30AE17FFCEFFD1B17BFF3E8382439D" LSID="urn:lsid:biocol.org:col:34988" box="[599,690,188,212]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="10" pageNumber="167">MNHN</collectionCode>
), Paris, Coll. No ZS 118.
</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3BBFE86802A4254" blockId="10.[151,1436,260,752]" box="[151,282,260,285]" pageId="10" pageNumber="167">Description</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3EBFEA583904299" blockId="10.[151,1436,260,752]" pageId="10" pageNumber="167">
<emphasis id="B955EAC0FFCEFFD1B3EBFEA580A84209" bold="true" box="[199,408,295,320]" pageId="10" pageNumber="167">Vegetative stages.</emphasis>
Trophozoïtes were freely floating in bile of the gallbladder in different stages of maturation and some seen attached to each others with their pseudopodia mostly short (
<figureCitation id="131A2A57FFCEFFD1B0C9FECE8518422D" box="[997,1064,332,357]" captionStart="FIGURE 4" captionStartId="11.[151,250,1857,1879]" captionTargetBox="[270,1285,179,1823]" captionTargetId="figure@11.[260,1310,161,1841]" captionTargetPageId="11" captionText="FIGURE 4. Photomicrographs of Ceratomyxa sp. 1 from the gall bladder of Sarpa salpa. (A) Fresh plasmodia (P) attached to each other with their pseudopodia. (B) Fresh disporic plasmodium (DP). (C – E) Fresh monosporous plasmodia (MP) with variety of size presented each one, a unique spore. (F) Fresh smear of mature spores with two convergent spherical polar capsules (pc) and straight suture line (sl), notice that the shell valves were twisted with the basal plane forming an angle α. (G) Mature spore in lateral view contained two valves which one wrapped to itself (wv). (H) Atypical spores with three polar capsules and three shell valves. Scale bar = 10 µm." httpUri="https://zenodo.org/record/229273/files/figure.png" pageId="10" pageNumber="167">Fig. 4</figureCitation>
A), Plasmodia (n = 30) were both monosporous and disporous (
<figureCitation id="131A2A57FFCEFFD1B2CAFEED830642C1" box="[486,566,367,392]" captionStart="FIGURE 4" captionStartId="11.[151,250,1857,1879]" captionTargetBox="[270,1285,179,1823]" captionTargetId="figure@11.[260,1310,161,1841]" captionTargetPageId="11" captionText="FIGURE 4. Photomicrographs of Ceratomyxa sp. 1 from the gall bladder of Sarpa salpa. (A) Fresh plasmodia (P) attached to each other with their pseudopodia. (B) Fresh disporic plasmodium (DP). (C – E) Fresh monosporous plasmodia (MP) with variety of size presented each one, a unique spore. (F) Fresh smear of mature spores with two convergent spherical polar capsules (pc) and straight suture line (sl), notice that the shell valves were twisted with the basal plane forming an angle α. (G) Mature spore in lateral view contained two valves which one wrapped to itself (wv). (H) Atypical spores with three polar capsules and three shell valves. Scale bar = 10 µm." httpUri="https://zenodo.org/record/229273/files/figure.png" pageId="10" pageNumber="167">Figs. 4</figureCitation>
A–E), spherical to sub-spherical with variety of size, measuring 22.5 ± 4.23 (18.9–29.4) µm in length and 28.6 ± 6.43 (20.5–37.5) µm in width. Each plasmodium occupied one or two identical spores with some refractive granules.
</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3EBFE5E85A741B9" blockId="10.[151,1436,260,752]" pageId="10" pageNumber="167">
<emphasis id="B955EAC0FFCEFFD1B3EBFE5E802742BC" bold="true" box="[199,279,476,501]" pageId="10" pageNumber="167">Spores</emphasis>
(n = 30 fresh spores). Spores typical of the genus
<taxonomicName id="4C214D51FFCEFFD1B06AFE5F82FF42BD" box="[838,975,477,500]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B06AFE5F82FF42BD" box="[838,975,477,500]" italics="true" pageId="10" pageNumber="167">Ceratomyxa</emphasis>
</taxonomicName>
. Mature spores were elongated in sutural view (
<figureCitation id="131A2A57FFCEFFD1B3F0FE7D802E4151" box="[220,286,511,536]" captionStart="FIGURE 4" captionStartId="11.[151,250,1857,1879]" captionTargetBox="[270,1285,179,1823]" captionTargetId="figure@11.[260,1310,161,1841]" captionTargetPageId="11" captionText="FIGURE 4. Photomicrographs of Ceratomyxa sp. 1 from the gall bladder of Sarpa salpa. (A) Fresh plasmodia (P) attached to each other with their pseudopodia. (B) Fresh disporic plasmodium (DP). (C – E) Fresh monosporous plasmodia (MP) with variety of size presented each one, a unique spore. (F) Fresh smear of mature spores with two convergent spherical polar capsules (pc) and straight suture line (sl), notice that the shell valves were twisted with the basal plane forming an angle α. (G) Mature spore in lateral view contained two valves which one wrapped to itself (wv). (H) Atypical spores with three polar capsules and three shell valves. Scale bar = 10 µm." httpUri="https://zenodo.org/record/229273/files/figure.png" pageId="10" pageNumber="167">Fig. 4</figureCitation>
F, 8D) measuring in 7.32 ± 0.52 (6.52–7.92) µm in length and in 29.32 ± 1.5 (27.8–31.8) µm in breadth of central portion and 67.98 ± 2.44 (64.9–70.1) µm in total thickness. Enlarged valves were greatly extended and presented almost the half of the length of the spore. They are twisted forming with the basal plane of the spore an angle high-pitched in each side
<emphasis id="B955EAC0FFCEFFD1B12CFDEE832041CC" bold="true" box="[512,528,620,645]" pageId="10" pageNumber="167">α</emphasis>
= 35.6 ± 12.3 (28–57°) (
<figureCitation id="131A2A57FFCEFFD1B002FDEE824341CD" box="[814,883,620,645]" captionStart="FIGURE 4" captionStartId="11.[151,250,1857,1879]" captionTargetBox="[270,1285,179,1823]" captionTargetId="figure@11.[260,1310,161,1841]" captionTargetPageId="11" captionText="FIGURE 4. Photomicrographs of Ceratomyxa sp. 1 from the gall bladder of Sarpa salpa. (A) Fresh plasmodia (P) attached to each other with their pseudopodia. (B) Fresh disporic plasmodium (DP). (C – E) Fresh monosporous plasmodia (MP) with variety of size presented each one, a unique spore. (F) Fresh smear of mature spores with two convergent spherical polar capsules (pc) and straight suture line (sl), notice that the shell valves were twisted with the basal plane forming an angle α. (G) Mature spore in lateral view contained two valves which one wrapped to itself (wv). (H) Atypical spores with three polar capsules and three shell valves. Scale bar = 10 µm." httpUri="https://zenodo.org/record/229273/files/figure.png" pageId="10" pageNumber="167">Fig. 4</figureCitation>
F). Polar capsules were spherical and convergent 3.26 ± 0.23 (3–3.5) µm in length and 3.26 ± 0.23 (3–3.5) µm in width (n = 30). Numbers of turns of polar filament coil appeared to be 4–5. Sporoplasm finely granular and suture line perpendicular to the basal plane. Rarely, atypical spores with three valves, possessing three polar capsules, were observed (
<figureCitation id="131A2A57FFCEFFD1B703FD55854341B9" box="[1071,1139,727,752]" captionStart="FIGURE 4" captionStartId="11.[151,250,1857,1879]" captionTargetBox="[270,1285,179,1823]" captionTargetId="figure@11.[260,1310,161,1841]" captionTargetPageId="11" captionText="FIGURE 4. Photomicrographs of Ceratomyxa sp. 1 from the gall bladder of Sarpa salpa. (A) Fresh plasmodia (P) attached to each other with their pseudopodia. (B) Fresh disporic plasmodium (DP). (C – E) Fresh monosporous plasmodia (MP) with variety of size presented each one, a unique spore. (F) Fresh smear of mature spores with two convergent spherical polar capsules (pc) and straight suture line (sl), notice that the shell valves were twisted with the basal plane forming an angle α. (G) Mature spore in lateral view contained two valves which one wrapped to itself (wv). (H) Atypical spores with three polar capsules and three shell valves. Scale bar = 10 µm." httpUri="https://zenodo.org/record/229273/files/figure.png" pageId="10" pageNumber="167">Fig. 4</figureCitation>
H).
</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3BBFC9D804E4071" blockId="10.[151,1436,799,1256]" box="[151,382,799,824]" pageId="10" pageNumber="167">Taxonomic affinities</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3EBFCC6835D47A1" blockId="10.[151,1436,799,1256]" pageId="10" pageNumber="167">
The recent isolate species has a specific feature with the presence of enlarged valves “appendages” which make it distinguishable from other confamiliar known
<taxonomicName id="4C214D51FFCEFFD1B008FCEA829D4036" box="[804,941,872,895]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B008FCEA829D4036" box="[804,941,872,895]" italics="true" pageId="10" pageNumber="167">Ceratomyxa</emphasis>
</taxonomicName>
spp. Over all the species of
<taxonomicName id="4C214D51FFCEFFD1B63FFCEA84AC4036" box="[1299,1436,872,895]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B63FFCEA84AC4036" box="[1299,1436,872,895]" italics="true" pageId="10" pageNumber="167">Ceratomyxa</emphasis>
</taxonomicName>
described in Mediterranean Sea or from different part of the world, the current species appears to be morphologically similar only to one species
<taxonomicName id="4C214D51FFCEFFD1B1AAFC3282494081" authority="Davis, 1917" authorityName="Davis" authorityYear="1917" box="[646,889,943,968]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="species" species="taenia">
<emphasis id="B955EAC0FFCEFFD1B1AAFC3283DC4081" box="[646,748,944,968]" italics="true" pageId="10" pageNumber="167">C. taenia</emphasis>
<bibRefCitation id="EFB04B23FFCEFFD1B1DFFC2D82494081" author="Davis" box="[755,889,943,968]" pageId="10" pageNumber="167" refString="Davis, H. S. (1917) The Myxosporidia of the Beaufort region, a systematic and biological study. Bulletin of the United States Bureau of Fisheries, 35, 199 - 252." type="journal article" year="1917">Davis, 1917</bibRefCitation>
</taxonomicName>
described from the gall bladder of elasmobranch species
<emphasis id="B955EAC0FFCEFFD1B3DEFC5680C140A5" box="[242,497,980,1005]" italics="true" pageId="10" pageNumber="167">
<taxonomicName id="4C214D51FFCEFFD1B3DEFC56805240A4" box="[242,354,980,1005]" class="Elasmobranchii" family="Carcharhinidae" genus="Scoliodon" kingdom="Animalia" order="Carcharhiniformes" pageId="10" pageNumber="167" phylum="Chordata" rank="genus">Scoliodon</taxonomicName>
terra-novae
</emphasis>
(Richardson, 1836) from the Atlantic Ocean (
<collectingCountry id="F3367642FFCEFFD1B721FC56857840A5" box="[1037,1096,980,1004]" name="United States of America" pageId="10" pageNumber="167">USA</collectingCountry>
) (see
<tableCitation id="C6A30369FFCEFFD1B7BEFC5685D740A5" box="[1170,1255,980,1005]" captionStart="TABLE 1" captionStartId="10.[151,235,1484,1506]" captionText="TABLE 1. Comparison of the spore measurements of the present Ceratomyxa sp. 1 with taxonomic affinities species" pageId="10" pageNumber="167">Table 1</tableCitation>
). However, the present finding can be clearly separated from
<taxonomicName id="4C214D51FFCEFFD1B1BAFC7A83CC4759" box="[662,764,1016,1040]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="species" species="taenia">
<emphasis id="B955EAC0FFCEFFD1B1BAFC7A83CC4759" box="[662,764,1016,1040]" italics="true" pageId="10" pageNumber="167">C. taenia</emphasis>
</taxonomicName>
by having spores larger in length and smaller in both breath of central part and total thickness. Furthermore, the average range of polar capsules of the current species is bigger than those of
<taxonomicName id="4C214D51FFCEFFD1B21CFBC280A74711" box="[304,407,1088,1112]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="species" species="taenia">
<emphasis id="B955EAC0FFCEFFD1B21CFBC280A74711" box="[304,407,1088,1112]" italics="true" pageId="10" pageNumber="167">C. taenia</emphasis>
</taxonomicName>
and the angle between the shell valves and the basal plane is high-pitched for present form while it is right for
<taxonomicName id="4C214D51FFCEFFD1B242FBE780E44735" box="[366,468,1125,1148]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="species" species="taenia">
<emphasis id="B955EAC0FFCEFFD1B242FBE780E44735" box="[366,468,1125,1148]" italics="true" pageId="10" pageNumber="167">C. taenia</emphasis>
</taxonomicName>
. On the other hand, the original report of
<taxonomicName id="4C214D51FFCEFFD1B08AFBE7853C4735" box="[934,1036,1125,1148]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="species" species="taenia">
<emphasis id="B955EAC0FFCEFFD1B08AFBE7853C4735" box="[934,1036,1125,1148]" italics="true" pageId="10" pageNumber="167">C. taenia</emphasis>
</taxonomicName>
noted that this species has merely a disporic plasmodia on the contrary to the present form. In view of the morphological differences, host and locality records, this species is considered distinct and designated as unknown species identified by the first time in sparid host
<taxonomicName id="4C214D51FFCEFFD1B3E0FB52801547A1" box="[204,293,1231,1256]" class="Actinopterygii" family="Sparidae" genus="Sarpa" kingdom="Animalia" order="Perciformes" pageId="10" pageNumber="167" phylum="Chordata" rank="species" species="salpa">
<emphasis id="B955EAC0FFCEFFD1B3E0FB52801547A1" box="[204,293,1231,1256]" italics="true" pageId="10" pageNumber="167">S. salpa</emphasis>
</taxonomicName>
from the Mediterranean Sea.
</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3BBFA9580604666" blockId="10.[151,1437,1303,1437]" box="[151,336,1303,1328]" pageId="10" pageNumber="167">Ecological notes</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3EBFABE855946D5" blockId="10.[151,1437,1303,1437]" pageId="10" pageNumber="167">
During this study, the overall prevalence is 2.1%. This myxosporean has a parasitic status as satellite species. Infection by
<taxonomicName id="4C214D51FFCEFFD1B209FAE2809E463E" box="[293,430,1376,1399]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B209FAE2809E463E" box="[293,430,1376,1399]" italics="true" pageId="10" pageNumber="167">Ceratomyxa</emphasis>
</taxonomicName>
<emphasis id="B955EAC0FFCEFFD1B299FADD80DB4631" bold="true" box="[437,491,1375,1400]" pageId="10" pageNumber="167">sp. 1</emphasis>
was restricted only in Gulf of
<collectingCountry id="F3367642FFCEFFD1B06DFADD82B04631" box="[833,896,1375,1400]" name="Tunisia" pageId="10" pageNumber="167">Tunis</collectingCountry>
and this species was detected only in April with prevalence 23.3% and mean intensity 47.1 ± 11.5 spores per infected fish (see Table 4).
</paragraph>
<caption id="DF5E665AFFCEFFD1B3BBFA4E84AC46AB" box="[151,1436,1484,1506]" pageId="10" pageNumber="167">
<paragraph id="8B9E36D2FFCEFFD1B3BBFA4E84AC46AB" blockId="10.[151,1436,1484,1783]" box="[151,1436,1484,1506]" pageId="10" pageNumber="167">
<emphasis id="B955EAC0FFCEFFD1B3BBFA4E803A46AB" bold="true" box="[151,266,1484,1506]" pageId="10" pageNumber="167">TABLE 1.</emphasis>
Comparison of the spore measurements of the present
<taxonomicName id="4C214D51FFCEFFD1B043FA4E82DB46A8" box="[879,1003,1484,1505]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B043FA4E82DB46A8" box="[879,1003,1484,1505]" italics="true" pageId="10" pageNumber="167">Ceratomyxa</emphasis>
</taxonomicName>
<emphasis id="B955EAC0FFCEFFD1B0D4FA4E850046AB" bold="true" box="[1016,1072,1484,1506]" pageId="10" pageNumber="167">sp. 1</emphasis>
with taxonomic affinities species
</paragraph>
</caption>
<paragraph id="8B9E36D2FFCEFFD1B3BBFA6880CA4549" blockId="10.[151,1436,1484,1783]" box="[151,506,1514,1536]" pageId="10" pageNumber="167">(measurements are in micrometer).</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3B0F99B82C4453B" blockId="10.[151,1436,1484,1783]" pageId="10" pageNumber="167">Species Host Locality Spore Polar capsule Length Breadth of Thickness Length Width central portion</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3B0F902846B45DF" blockId="10.[151,1436,1484,1783]" box="[156,1371,1664,1686]" pageId="10" pageNumber="167">
<emphasis id="B955EAC0FFCEFFD1B3B0F902806245DF" bold="true" box="[156,338,1664,1686]" pageId="10" pageNumber="167">
<taxonomicName id="4C214D51FFCEFFD1B3B0F902802B45DC" box="[156,283,1664,1685]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B3B0F902802B45DC" bold="true" box="[156,283,1664,1685]" italics="true" pageId="10" pageNumber="167">Ceratomyxa</emphasis>
</taxonomicName>
sp. 1
</emphasis>
<taxonomicName id="4C214D51FFCEFFD1B2A9F90380CE45DF" box="[389,510,1664,1686]" class="Actinopterygii" family="Sparidae" genus="Sarpa" kingdom="Animalia" order="Perciformes" pageId="10" pageNumber="167" phylum="Chordata" rank="species" species="salpa">
<emphasis id="B955EAC0FFCEFFD1B2A9F90380CE45DF" box="[389,510,1664,1686]" italics="true" pageId="10" pageNumber="167">Sarpa salpa</emphasis>
</taxonomicName>
<collectingCountry id="F3367642FFCEFFD1B123F902836A45DF" box="[527,602,1664,1686]" name="Tunisia" pageId="10" pageNumber="167">Tunisia</collectingCountry>
(Gulf of 7.32 29.32 67.98 3.26 3.26
</paragraph>
<paragraph id="8B9E36D2FFCEFFD1B3B0F91C844845FD" blockId="10.[151,1436,1484,1783]" box="[156,1400,1694,1716]" pageId="10" pageNumber="167">
(Present study)
<collectingCountry id="F3367642FFCEFFD1B123F91C837945FD" box="[527,585,1694,1716]" name="Tunisia" pageId="10" pageNumber="167">Tunis</collectingCountry>
) (6.52–7.92) (27.8–31.8) (64.9–70.1) (3–3.5) (3–3.5)
</paragraph>
</subSubSection>
<subSubSection id="C33B6559FFCEFFD1B3B0F941836345BE" pageId="10" pageNumber="167" type="reference_group">
<paragraph id="8B9E36D2FFCEFFD1B3B0F941836345BE" blockId="10.[151,1436,1484,1783]" pageId="10" pageNumber="167">
<taxonomicName id="4C214D51FFCEFFD1B3B0F941804A4591" authority="Davis, 1917" authorityName="Davis" authorityYear="1917" box="[156,378,1730,1752]" class="Myxosporea" family="Ceratomyxidae" genus="Ceratomyxa" kingdom="Animalia" order="Bivalvulida" pageId="10" pageNumber="167" phylum="Myxozoa" rank="species" species="taenia">
<emphasis id="B955EAC0FFCEFFD1B3B0F94181C94591" box="[156,249,1731,1752]" italics="true" pageId="10" pageNumber="167">C. taenia</emphasis>
<bibRefCitation id="EFB04B23FFCEFFD1B3D3F940804A4591" author="Davis" box="[255,378,1730,1752]" pageId="10" pageNumber="167" refString="Davis, H. S. (1917) The Myxosporidia of the Beaufort region, a systematic and biological study. Bulletin of the United States Bureau of Fisheries, 35, 199 - 252." type="journal article" year="1917">Davis, 1917</bibRefCitation>
</taxonomicName>
<taxonomicName id="4C214D51FFCEFFD1B2A9F94080DA4591" ID-CoL="6455T" box="[389,490,1730,1752]" class="Elasmobranchii" family="Carcharhinidae" genus="Scoliodon" kingdom="Animalia" order="Carcharhiniformes" pageId="10" pageNumber="167" phylum="Chordata" rank="genus">
<emphasis id="B955EAC0FFCEFFD1B2A9F94080DA4591" box="[389,490,1730,1752]" italics="true" pageId="10" pageNumber="167">Scoliodon</emphasis>
</taxonomicName>
<collectingCountry id="F3367642FFCEFFD1B123F94083724591" box="[527,578,1730,1752]" name="United States of America" pageId="10" pageNumber="167">USA</collectingCountry>
(Atlantic 6 45 140–150 3 3
<emphasis id="B955EAC0FFCEFFD1B2A9F96080CC45BE" box="[389,508,1762,1783]" italics="true" pageId="10" pageNumber="167">terra-novae</emphasis>
ocean)
</paragraph>
</subSubSection>
</treatment>
</document>
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