treatments-xml/data/3B/49/E2/3B49E223B56E03A60BA7264838913EB3.xml

<document id="7F7AFFE10BF339B77D5AFF357B404A4E" ID-CLB-Dataset="34282" ID-DOI="http://dx.doi.org/10.3897/zookeys.534.6019" ID-GBIF-Dataset="7d4805f8-fc27-4aec-aec0-6f70a4652716" ID-PMC="PMC4669934" ID-Pensoft-Pub="1313-2970-534-17" ID-PubMed="26668545" ID-ZooBank="A8F196E34C824B0D826495069311CE9A" ModsDocAuthor="" ModsDocDate="2015" ModsDocID="1313-2970-534-17" ModsDocOrigin="ZooKeys 534" ModsDocTitle="A new genus and species of cyclopoid (Crustacea, Copepoda, Cyclopinidae) from a coastal system in the Gulf of Mexico" checkinTime="1451243777660" checkinUser="pensoft" docAuthor="Suarez-Morales, Eduardo &amp; Almeyda-Artigas, Roberto Javier" docDate="2015" docId="3B49E223B56E03A60BA7264838913EB3" docLanguage="en" docName="ZooKeys 534: 17-34" docOrigin="ZooKeys 534" docSource="http://dx.doi.org/10.3897/zookeys.534.6019" docTitle="Mexiclopina campechana Suarez-Morales &amp; Almeyda-Artigas, 2015, sp. n." docType="treatment" docUuid="D569F55D-9C92-41E5-842C-C711103C014D" docUuidSource="ZooBank" docVersion="6" lastPageNumber="26" masterDocId="9557FFBAA625FB72A1101C12FF95FFE7" masterDocTitle="A new genus and species of cyclopoid (Crustacea, Copepoda, Cyclopinidae) from a coastal system in the Gulf of Mexico" masterLastPageNumber="34" masterPageNumber="17" pageNumber="19" updateTime="1701379209188" updateUser="ExternalLinkService">
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<mods:title id="06C885B1E1214D33FE3C844A3EC59389">A new genus and species of cyclopoid (Crustacea, Copepoda, Cyclopinidae) from a coastal system in the Gulf of Mexico</mods:title>
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<mods:namePart id="07345B8C6EE327E492D2EC327639F011">Suarez-Morales, Eduardo</mods:namePart>
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<mods:namePart id="9B52910E3F80AB680C5819984BE71262">Almeyda-Artigas, Roberto Javier</mods:namePart>
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<treatment id="3B49E223B56E03A60BA7264838913EB3" ID-GBIF-Taxon="152063121" LSID="urn:lsid:zoobank.org:act:D569F55D-9C92-41E5-842C-C711103C014D" httpUri="http://treatment.plazi.org/id/3B49E223B56E03A60BA7264838913EB3" lastPageId="9" lastPageNumber="26" pageId="2" pageNumber="19">
<subSubSection id="6577E7593A5E6C068FF0C4378A8CF8D4" pageId="2" pageNumber="19" type="multiple">
<paragraph id="1A9AFF8F356A27FECB44B526B5C2672D" pageId="2" pageNumber="19">
<pageBreakToken id="347F5DBC60C180CD926C3D637C48EA69" pageId="2" pageNumber="19" start="start">Taxon</pageBreakToken>
classification Animalia Cyclopoida Cyclopinidae
</paragraph>
</subSubSection>
<subSubSection id="BAE1396553562411C52A5C0CA76C3ACD" pageId="2" pageNumber="19" type="nomenclature">
<paragraph id="8D01FDF01124055B5B7825A13D529FAB" pageId="2" pageNumber="19">
<taxonomicName id="CFE42FC2776AFED29A113AF89D083475" ID-CoL="42KRV" LSID="http://zoobank.org/D569F55D-9C92-41E5-842C-C711103C014D" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="2" pageNumber="19" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
<taxonomicNameLabel id="894EFB4C5FAA2BCCC1EE71AFD994CC7B" pageId="2" pageNumber="19">sp. n.</taxonomicNameLabel>
Figs 1, 2, 3, 4, 5, 6
</paragraph>
</subSubSection>
<subSubSection id="73B8A0E7128D956A744A6E1BED637278" pageId="2" pageNumber="19" type="materials_examined">
<paragraph id="D13712F92184B828A1141B132C5BCC46" pageId="2" pageNumber="19">Material examined.</paragraph>
<paragraph id="5273C463B56AF546D12CDD63B7FB7652" pageId="2" pageNumber="19">
Holotype. Adult female, dissected, mounted in glycerin sealed with Entellan (ECO-CHZ-09298), Laguna de 
<normalizedToken id="581957DBE61F0344961C0FA10159D306" originalValue="Términos">Terminos</normalizedToken>
, Campeche, Mexico (
<geoCoordinate id="9FF789B287E9F44D8872BFBA4154F34B" direction="north" orientation="latitude" precision="1" value="18.741472">18°44'29.3&quot;N</geoCoordinate>
; 
<geoCoordinate id="1E9BE24EAEDDA1280C484EF2AD0D2A4E" direction="west" orientation="longitude" precision="1" value="-91.49572">91°29'44.6&quot;W</geoCoordinate>
), collected February 13, 2015 by R. J. Almeyda-Artigas, C. Lara-Bautista, and C. 
<normalizedToken id="6CEA6465ED726C811E1ABC72ABC855EF" originalValue="Chamorro-García">Chamorro-Garcia</normalizedToken>
. Allotype male, dissected, same site, date, and collectors (ECO-CHZ-09299). Paratypes. Two adult females, dissected, slides (ECO-CHZ-09300), 6 adult females, undissected, ethanol-preserved, vial (ECO-CHZ-09301); 3 adult males, undissected, ethanol-preserved, vial (ECO-CHZ-09302). One female, one male, specimens undissected, ethanol-preserved, same locality and collectors (USNM-1283307). One female and 2 males, all used for SEM analysis. Other material examined included +25 undissected adult and juvenile specimens, deposited at CHUX (G1106, G1107).
</paragraph>
</subSubSection>
<subSubSection id="0153AD8216E17AD4D24935058D8D88A8" lastPageId="5" lastPageNumber="22" pageId="2" pageNumber="19" type="description of adult female">
<paragraph id="A83579E4A61198CED31B1DBE0B65192B" pageId="2" pageNumber="19">Description of adult female.</paragraph>
<paragraph id="4F358BFA1D01BFFF7CB3DEB4C4762A74" pageId="2" pageNumber="19">
Length range (including caudal rami) of type specimens (n=11) 350-400 
<normalizedToken id="B54295E2067D64AA6D1DDD4361405F6D" originalValue="µm">µm</normalizedToken>
, average: 372 
<normalizedToken id="6CFA6AEE029E82DB84721EC67FCF2795" originalValue="µm">µm</normalizedToken>
. Body cyclopiform (Fig. 1A), robust in dorsal view. Lateral margins of pedigers 3-5 produced posteriorly, with rounded margins. Posterior margins of pedigers 3 and 4 smooth in all specimens examined. Urosome 5-segmented. Posterior margin of urosomites with crenulated hyaline frill (Fig. 3A). Genital double-somite symmetrical (Figs 1A; 3A), broadest at anterior rounded half, slightly tapering posteriorly into straight margins, with pair of dorsal sensilla on posterior margin.
</paragraph>
<caption id="669A96A33D22C9EF718AF4CD296DC288" pageId="2" pageNumber="19">
<paragraph id="DA770614942D726CA4989A10E825D72E" pageId="2" pageNumber="19">
Figure 1. 
<taxonomicName id="751F6FBC7AC4EB27627BDBD40296627E" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="2" pageNumber="19" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
gen. et sp. n., female holotype. A habitus in dorsal view B antennule C antenna D left caudal ramus, dorsal view, showing position of caudal setae I-VII (plumosity of setae III and VI not illustrated). Scale bars: 50 
<normalizedToken id="4ED8BC3B74B74B97630ACB704741E8E8" originalValue="µm">µm</normalizedToken>
(A); 10 
<normalizedToken id="FA9A574A16880406711B635B757B5839" originalValue="µm">µm</normalizedToken>
(
<normalizedToken id="0F28787A81CB5F2C629B2A2506AD4426" originalValue="B–D">B-D</normalizedToken>
).
</paragraph>
</caption>
<paragraph id="C0AF6C53E736A31C3533AEB4A0EB8E26" pageId="2" pageNumber="19">Anal somite with ventral and dorsal surfaces smooth, posterior margin ornamented with row of minute spinules along ventral margin at point of insertion of caudal rami. Anal operculum smooth. Caudal ramus (Fig. 1D) length/width ratio range: 1.17-1.20. Dorsal and ventral surface of caudal rami smooth except for row of spinules along posterior margin at insertion of caudal setae (Fig. 1D). Inner margin of caudal rami smooth. Rami with six setae; seta I absent; seta II inserted midway of outer margin; seta III shorter than seta VI, both lightly plumose; seta IV about 3.2 times as long as seta III, with heteronomous ornamentation, with spinules on proximal outer margin and with plumose distal half; proximal inner margin with few spinules, distal third plumose; seta V longest, about 1.5 times as long as seta IV, naked proximally, with few rigid spinules proximally and lightly plumose distally along both margins; dorsal seta VII as long as seta II, about twice as long as ramus (Fig. 1D). Rostrum wide, tapering distally into pointed tip.</paragraph>
<paragraph id="51E5DD4AA5313BE20C3B219939C8137B" pageId="2" pageNumber="19">Antennule (Fig. 1B): 10-segmented. Surface of segments smooth except for short curved comb of 7-8 spinules placed proximally on first segment. Armature of antennule segments indicating ancestral segmentation (in Roman numerals), with number of setae (Arabic numerals), and aesthetascs (aes) in parentheses: 1(I-II)(3), 2(III-V)(5), 3(VI-IX)(8), 4(X-XI)(4), 5(XII-XIV)(6), 6(XV-XX)(6+ae), 7(XXI-XXII)(2+ae), 8(XXIII-XXV)(3), 9(XXVI)(2), 10(XXVI-XXVIII)(7+ae).</paragraph>
<paragraph id="BC667F18C19E9110218EF96609B7D4DC" lastPageId="3" lastPageNumber="20" pageId="2" pageNumber="19">
Antenna (Fig. 1C): 4-segmented, fused coxa and basis cylindrical, with long lightly setulose basal seta on outer margin and slender, short inner exopodal seta (exp in Fig. 1C). Endopod 3-segmented. First endopodal segment cylindrical, about twice as 
<pageBreakToken id="27D1911844CF1EBBFCC6B9E70521EC75" pageId="3" pageNumber="20" start="start">long</pageBreakToken>
as succeeding second segment, with long medial seta reaching distal margin of second endopodal segment; segment ornamented with patch of spinules around insertion of seta. Second endopodal segment with patch of spinules on proximal position. Setation formula of endopodal segments 1-3 as: 1, 5, 6.
</paragraph>
<paragraph id="0E8DAE7246FA069B48C2AECE8A05C4E4" pageId="3" pageNumber="20">Mandible (Fig. 2A): with robust gnathobase armed with long setulose seta. Gnathal blade with 7 teeth plus short, uniserially pinnate dorsal seta; row of spinules at base of medial teeth. Basis with long seta plus row of spinules on inner margin. Exopod 4-segmented, armed as 1,1,1,2, surface of segments smooth; apical seta being longest of exopodal setae; distal brush not observed. Fourth segment slightly longer than preceding two exopodal segments. Endopod 2-segmented, setal formula 3, 5; inner margin of proximal segment with row of setules.</paragraph>
<caption id="41CBC8A10A78384B12624083668CB664" pageId="3" pageNumber="20">
<paragraph id="404715D25FF176A57C84634EF4178F97" pageId="3" pageNumber="20">
Figure 2. 
<taxonomicName id="F4B59013B989A7339E2B5DD24BBC16DA" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="3" pageNumber="20" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
gen. et sp. n., female holotype. A mandible B maxillule, asterisks indicate stout exopodal setae C maxilla D maxilliped E fifth leg. Scale bars: 10 
<normalizedToken id="0B0E678DB9EFBF3CA3A164162D1C1A1C" originalValue="µm">µm</normalizedToken>
(
<normalizedToken id="C1766860206E57E99786D8A4A229015E" originalValue="A–E">A-E</normalizedToken>
).
</paragraph>
</caption>
<paragraph id="FF52E634F32917B80FB09A8550F7E4F4" pageId="3" pageNumber="20">Maxillule (Figs 2B; 5B): with well-developed precoxal arthrite armed with 9 setae/spines. Coxal epipodite represented by two unequal setae; coxal endite knob-like, armed with long seta. Appendage with two basal endites, proximal with three, distal with two setae. Endopod rounded, unsegmented, armed with 7 setae; exopod subrectangular, unsegmented, with 4 apical, relatively short stout setae (asterisks in Fig. 2B).</paragraph>
<paragraph id="C2E1BCF6776D924D079B666828EB9213" pageId="3" pageNumber="20">Maxilla (Fig. 2C): 5-segmented, syncoxal endites with setal formula as 3,1,3,3. Basis with robust claw and two pinnate setae; endopod 3-segmented, first and second segments with three and two setae, respectively, third with 4.</paragraph>
<paragraph id="6025E0EF5B57C65EF84BC8309D36DE84" pageId="3" pageNumber="20">Maxilliped (Figs 2D; 5B): slender, 6-segmented, precoxa and coxa fused forming syncoxal segment with three endites; proximal endite with single seta, second with 3 unequal setae, third endite ornamented with cluster of cuticular scales, armed with two long, subequal stout setae. Basis expanded distally, medial margin ornamented with row of long, stiff setules, and with two subdistal setae. Endopod 4-segmented; first and second segments naked, third segment with one lightly plumose seta, fourth segment with four elements including two short plumose and two long, stout simple setae.</paragraph>
<paragraph id="EE4546DA6748C7E53C7C5D0D9B08C19B" pageId="3" pageNumber="20">Legs 1-4 (Fig. 3B-H): biramous, each with distinct coxa and basis and 3-segmented endopodal and exopodal rami. Outer margin of all segments finely serrate in both sexes (Fig. 5E). Spines on exopodal segments flanged with serrate hyaline frill.</paragraph>
<caption id="E122FCD751CF57B6B7E993122B6DA802" pageId="3" pageNumber="20">
<paragraph id="F96E44417E6FD7967B14BE5427768DA8" pageId="3" pageNumber="20">
Figure 3. 
<taxonomicName id="9967014F38559D532E43EA5672C7C556" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="3" pageNumber="20" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
gen. et sp. n., female holotype. A urosome showing fifth legs, ventral view B first swimming leg with exopod C endopod of first leg D third leg E fourth leg, asterisk indicates modified seta on endopod F intercoxal sclerite of first leg showing spiniform processes G same, third leg H same, fourth leg. Scale bars: 50 
<normalizedToken id="FB15261DE6CFF497744D4F509CE779A7" originalValue="µm">µm</normalizedToken>
(A); 10 
<normalizedToken id="655715714040AE0227A209817400EC67" originalValue="µm">µm</normalizedToken>
(
<normalizedToken id="52D485784C29FFA490A3349A08BDFB6A" originalValue="B–H">B-H</normalizedToken>
).
</paragraph>
</caption>
<paragraph id="21294F1F0C6D0497A3F240CD2A391985" pageId="3" pageNumber="20">Leg 1 (Fig. 3B, C): intercoxal sclerite subrectangular, with two medial spiniform processes on distal margin (Fig. 3F), otherwise smooth. Coxa with two submarginal short rows of minute spinules on outer margin and with pinnate inner seta. Basipod with long flexible outer seta almost reaching distal margin of exopodal ramus, plus stout, robust flanged inner spine (asterisk in Fig. 3B).</paragraph>
<paragraph id="D7DD14104D593AF41DAD10297A1E224C" pageId="3" pageNumber="20">Legs 2-3: each with exopodal ramus longer than endopod, intercoxal sclerites with distal margin smooth (Fig. 3G). Coxa with two rows of spinules on outer margin; insertion point of inner seta naked. Basipod with outer seta shorter than leg 1 counterpart (Fig. 3D).</paragraph>
<paragraph id="EF07502DC891B41DE47200766604561C" pageId="3" pageNumber="20">Leg 4 (Fig. 3E): posterior surface of coxa furnished with two rows of minute spinules on proximal and lateral margins. Intercoxal sclerite posterior margin smooth (Fig. 3H). Basipod with outer seta shorter than leg 1 counterpart (Fig. 3E). Third endopodal segment with outermost subdistal setal element modified, proximal half stouter, wider than flexible, whip-like distal half (asterisk in Fig. 3E).</paragraph>
<paragraph id="63C76DC05BDD42591F6C504A3E7C4D99" pageId="4" pageNumber="21">
<pageBreakToken id="8DD9EEA29A719C1A2830CCE0D1622D3B" pageId="4" pageNumber="21" start="start">Armature</pageBreakToken>
formula of swimming legs as:
</paragraph>
<paragraph id="8DFE9E811B4BFBBAA35C1A298C11AD84" pageId="5" pageNumber="22">
<pageBreakToken id="5E111FF6507A73593D695C2FD10AC5B6" pageId="5" pageNumber="22" start="start">Leg</pageBreakToken>
5 (Figs 2E; 3A): with coxobasis subrectangular, armed with single seta on outer margin, inner margin smooth. Exopod unsegmented, subrectangular, ornamented with longitudinal row of few spinules along inner margin and group of minute spinules on outer margin (Figs 2E; 5A). Exopod armature consisting of one short inner spine, one medial setulose seta and one outer blunt spine flanged with serrate hyaline frill, latter about 2.4 times as long as inner spine.
</paragraph>
<paragraph id="57D731740C6221BF80B13EC8460EC62C" pageId="5" pageNumber="22">Leg 6 (Fig. 5A): inserted laterally, represented by short plate armed with inner slender unipinnate spine and outer setulose seta (asterisks in Fig. 5A).</paragraph>
</subSubSection>
<subSubSection id="477B470719F2B56179AA98A91FB1EF42" pageId="5" pageNumber="22" type="description of adult male">
<paragraph id="5EC655EB8CCDEA6C1E5526BBAF57D1CF" pageId="5" pageNumber="22">Description of adult male.</paragraph>
<paragraph id="9E04EEF3AE65F0EFADDF1CD5B8B20634" pageId="5" pageNumber="22">
Length of allotype 325 
<normalizedToken id="9CD74C02F161A82DC939218391430E7D" originalValue="µm">µm</normalizedToken>
, of rest of male paratypes (n=7): 313-328 
<normalizedToken id="6A85EDAB42BEF8A4CB37896DA9D97371" originalValue="µm">µm</normalizedToken>
, average 321 
<normalizedToken id="6C7F241609159877D34BC62DE724FAC3" originalValue="µm">µm</normalizedToken>
. Body cyclopiform, smaller than female and slightly narrower (Figs 4A; 5D). Rostrum as in female (Fig. 6F). Length/width ratio of caudal ramus 1.20-1.22, setation pattern as in female (Figs 4B; 5C). Antennules, symmetrical, digeniculate, 15-segmented (Figs 4C; 6A, B). Segment 9 concave, partially covering proximal half of succeeding segment 10. Armature of segments as follows: 1(I-II)(2), 2(III-V)(6), 3(VI-VIII)(3), 4(IX)(1+ae), 5(X-XI)(1), 6(XII)(naked), 7(XIII)(2), 8(XIV)(2), 9(XV)(1+sp), 10(XVI)(2+sp), 11(XVII)(sp), 12(XVIII)(1+sp), 13(XIX-XX)(1+sp), 14(XXI-XXII)(1+sp), 15(XXIII-XXVIII)(11+2ae). Geniculations between ancestral segments XV and XVI (9-10) and XX-XXI (13-14).Spines on segments 9-12 pectinate (asterisks in Fig. 6B). Terminal segment with modified, hypertrophied flattened aesthetasc on apical position (mfs in Fig. 6A). Segmentation and setation pattern of mouthparts (Figs 6A, C, F; 5B) and swimming legs 1-4 (Fig. 5D, E) as in female.
</paragraph>
<caption id="87A404C7AD12E8147D7788C153AA0704" pageId="5" pageNumber="22">
<paragraph id="3385FAF4720FDB6FE759C4945FBB3C36" pageId="5" pageNumber="22">
Figure 4. 
<taxonomicName id="16FBDAD0437BEF5C510D7560CDCC83F5" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="5" pageNumber="22" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
gen. et sp. n., male allotype. A habitus, dorsal view B right caudal ramus, ventral view showing position of caudal setae I-VII C geniculate antennule, segments 14-15 shown separately D fifth and sixth legs, ventral view. Scale bars: 50 
<normalizedToken id="CC380E7385240ACFAACB395BDE500889" originalValue="µm">µm</normalizedToken>
(A); 10 
<normalizedToken id="51E2AD41A942E638DFD05F5859C57BD5" originalValue="µm">µm</normalizedToken>
(
<normalizedToken id="7F3C0CBAFCF9AE50204E3AB1041C4FFE" originalValue="B–D">B-D</normalizedToken>
).
</paragraph>
</caption>
<caption id="7E21D6B73CD52C44EE972EA049286E17" pageId="5" pageNumber="22">
<paragraph id="E668B42C25303FAB82A689FFA9AE59F2" pageId="5" pageNumber="22">
Figure 5. 
<taxonomicName id="62A13A1B898A342A04542F5557760C83" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="5" pageNumber="22" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
gen. et sp. n., from the Gulf of Mexico, SEM-prepared female. A fifth leg and sixth leg armature (indicated by asterisks); male specimen: B ventral view of mouthparts including maxillule (mxl), maxilla (mx), and maxilliped (mxp) C preanal and anal somites and caudal rami D habitus, ventral view E legs 1-4 showing ornamentation and part of armature, ventral view; leg 1 (P1) and leg 3 (P3) indicated.
</paragraph>
</caption>
<caption id="D91F8AB2293E0C87E033901E12E0E239" pageId="5" pageNumber="22">
<paragraph id="99DFC3866A814218D893B39E8BD9E171" pageId="5" pageNumber="22">
Figure 6. 
<taxonomicName id="CC3F879BD86B22459B0871C9CEF3BB55" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="5" pageNumber="22" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
gen. et sp. n., from the Gulf of Mexico, SEM-prepared males. A cephalic area showing digeniculate antennules (note flattened aesthetasc-mfs) and mouthparts including maxilla (mx) and maxilliped (mxp) B distal segments (9-15) of antennule showing position of pectinate setae (asterisks) C detail of maxillipedal (mxp) ornamentation of basis and endopodal segmentation and armature, ventral view D fifth leg(P5) partly damaged but with distinctive serrate spine and sixth leg (P6) with inner spiniform process (arrowed) E fifth leg F rostrum, geniculate antennules and antennae, ventral view; another male specimen.
</paragraph>
</caption>
<paragraph id="D9B4BD266378DD714354A83581EA33FE" pageId="5" pageNumber="22">Leg 5 (Figs 4D; 6D, E) with coxobasis subrectangular, armed with outer seta. Exopod unsegmented, ornamented with few spinules on inner margin and group of minute spinules on outer margin (Figs 4D, 6E). Exopod armed with five elements, two long, inner setae, one small medial spine, one medial seta and outer flanged spine with serrate hyaline frill; as in female, latter element (arrowed in Fig. 6E) blunt, about 2.5 times as long as inner spine.</paragraph>
<paragraph id="75093E0925576D0ECF93E2F2EF04B297" pageId="5" pageNumber="22">Leg 6 represented by flat, rounded plate bearing two slender setae and an inner spiniform process (Figs 4D; 6D).</paragraph>
</subSubSection>
<subSubSection id="1619D14A539A7874E4F9FD439CB19689" pageId="5" pageNumber="22" type="type locality">
<paragraph id="3D9E9E305CA0A85F589C7897106AE935" pageId="5" pageNumber="22">Type locality.</paragraph>
<paragraph id="0EA455B27F0AE8C5F0164E2C606D0228" pageId="5" pageNumber="22">
Laguna de 
<normalizedToken id="1248D5A7BD18EE8F6F4C2178377AD6B0" originalValue="Términos">Terminos</normalizedToken>
(
<geoCoordinate id="DF8FD00BDF91348B2A2F2DA00A585856" direction="north" orientation="latitude" precision="1" value="18.741472">18°44'29.3&quot;N</geoCoordinate>
; 
<geoCoordinate id="45C7FCD00E7F50878DBD34CC5E90BAFF" direction="west" orientation="longitude" precision="1" value="-91.49572">91°29'44.6&quot;W</geoCoordinate>
), state of Campeche, Mexico, southern Gulf of Mexico.
</paragraph>
</subSubSection>
<subSubSection id="7EC7F277C79A61E2F31EBCE0F57AE9D8" pageId="5" pageNumber="22" type="etymology">
<paragraph id="D82F6A6F89446F383689F565E7F6F058" pageId="5" pageNumber="22">Etymology.</paragraph>
<paragraph id="FD8CE02A865DDE3CDE5752C89AD8BFEE" pageId="5" pageNumber="22">The species is named after the state of Campeche in southeast Mexico. Gender is feminine.</paragraph>
</subSubSection>
<subSubSection id="F9B378A0E6DAA97C593DD8A48B034CB1" pageId="5" pageNumber="22" type="habitat">
<paragraph id="2B6093B08C086EA960E58DDB89CEFACA" pageId="5" pageNumber="22">Habitat.</paragraph>
<paragraph id="9A1F88E72D62C0D9490C1F18FDB92920" pageId="5" pageNumber="22">
The lagoon has a length of 70 km and 30 km at its widest sector. It has extense coverage of seagrass beds (mainly 
<taxonomicName id="8CDF5F199E63CEE092D482BDF696FE97" class="Liliopsida" family="Hydrocharitaceae" genus="Thalassia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Thalassia testudinum" order="Alismatales" pageId="5" pageNumber="22" phylum="Tracheophyta" rank="species" species="testudinum">Thalassia testudinum</taxonomicName>
), mangrove areas and zones with no vegetation. It is a shallow system, (average depth = 2.5 m). The lagoon receives freshwater input from several rivers. Most of its bottom is covered by sediments of sand, silt and clay with a high content of calcium carbonate mainly in the vicinity of Boca de Puerto Real (between 50 and 70%).
</paragraph>
</subSubSection>
<subSubSection id="B7A583AB5E76BF73ADA2F81C4486D909" lastPageId="9" lastPageNumber="26" pageId="5" pageNumber="22" type="remarks">
<paragraph id="4DE94FD02519A1D688C9BD74D04253EE" pageId="5" pageNumber="22">Remarks.</paragraph>
<paragraph id="E5DADA0F746C2B6254A0C183A4C51A84" lastPageId="6" lastPageNumber="23" pageId="5" pageNumber="22">
Based on the first examination of these specimens, they were tentatively identified as a species of 
<taxonomicName id="52A778CA2D12E0B8B9C976D12856D040" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="5" pageNumber="22" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
Claus, 1863 by the combined display of the following features: 10-segmented female antennule with sixth antennulary segment being longest, antenna with single exopodal seta; female fifth leg exopod with three armature elements, the apical seta flanked by two spines; leg 1 with 3-segmented endopod; and 
<pageBreakToken id="460BB5AECEC893A1E3322844A0EE8185" pageId="6" pageNumber="23" start="start">caudal</pageBreakToken>
seta I absent (cf. 
<bibRefCitation id="48D48F8AA54006BAC55D2048197647AD" author="Vervoort, W" journalOrPublisher="United States National Museum Bulletin" pageId="11" pageNumber="28" pagination="1 - 431" title="Free-living Copepoda from Ifaluk Atoll in the Caroline Islands." url="10.5479/si.03629236.236.1" volume="236" year="1964">Vervoort 1964</bibRefCitation>
; 
<bibRefCitation id="9A699633098FEED6A72E364D55FB71B6" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="79 - 110" title="Two new genera of cyclopinid copepods (Cyclopoida: Cyclopinidae) from anchialine caves of the Canary and Balearic Islands, with a key to genera of the family." url="10.1111/j.1096-3642.1997.tb01273.x" volume="120" year="1997">Jaume and Boxshall 1997</bibRefCitation>
; 
<bibRefCitation id="D2740BC2EF9C715127710CAFE7751F3C" author="Boxshall, GA" journalOrPublisher="The Ray Society, London" pageId="9" pageNumber="26" title="An Introduction to Copepod Diversity." year="2004">Boxshall and Halsey 2004</bibRefCitation>
). However, when 
<bibRefCitation id="F7FF65570343F55F5E0AA1B5C35DDBF1" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="283 - 304" title="Two new genera of cyclopinid copepods (Crustacea) from anchialine caves on western Mediterranean and eastern Atlantic islands." url="10.1111/j.1096-3642.1996.tb02191.x" volume="117" year="1996 b">
Jaume and 
<normalizedToken id="2AA8B60737B4657ACB1B9785B51EC634" originalValue="Boxshall’s">Boxshall's</normalizedToken>
(1996b)
</bibRefCitation>
key to the cyclopinid genera was run, our specimens could not be adequately placed in a genus and it did not fit in the generic diagnoses of other related cyclopinids (
<bibRefCitation id="2531CE7629890E697CECF3BA1BB5AD5A" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
, 
<bibRefCitation id="D2BF7D3AF0BAF077DB433CA6908C5931" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="283 - 304" title="Two new genera of cyclopinid copepods (Crustacea) from anchialine caves on western Mediterranean and eastern Atlantic islands." url="10.1111/j.1096-3642.1996.tb02191.x" volume="117" year="1996 b">b</bibRefCitation>
, 
<bibRefCitation id="2010B459948E1BB85FD341BDFFEC3148" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="79 - 110" title="Two new genera of cyclopinid copepods (Cyclopoida: Cyclopinidae) from anchialine caves of the Canary and Balearic Islands, with a key to genera of the family." url="10.1111/j.1096-3642.1997.tb01273.x" volume="120" year="1997">1997</bibRefCitation>
; 
<bibRefCitation id="AD168FFA7B292C0E7F8B74C47945F20C" author="Martinez Arbizu, P" journalOrPublisher="Senckenbergiana Biologica" pageId="10" pageNumber="27" pagination="89 - 99" title="Cyclopicinasirenkoi sp. n. (Copepoda: Cyclopinidae) from deep waters in the Laptev Sea (Arctic Ocean), with comments on the phylogenetic relationships of copepod orders." volume="77" year="1997 a">
<normalizedToken id="EE772A705A5F1ADBD7584CC55E1C111F" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 1997a
</bibRefCitation>
, 
<bibRefCitation id="DADAFA675029F9C4454AE3731947809B" author="Martinez Arbizu, P" journalOrPublisher="Sarsia" pageId="10" pageNumber="27" pagination="313 - 323" title="A new genus of cyclopinid copepods (Crustacea), with a redescription of Smirnovipinabarentsiana comb. nov. (Smirnov, 1931)." volume="82" year="1997 b">b</bibRefCitation>
; 
<bibRefCitation id="87BC658A2290783F17D93247D3319569" author="Humes, AG" journalOrPublisher="Journal of Natural History" pageId="10" pageNumber="27" pagination="961 - 978" title="Copepoda (Cyclopinidae and Misophriidae) from a deep-sea hydrothermal site in the northeastern Pacific." url="10.1080/002229399300038" volume="33" year="1999">Humes 1999</bibRefCitation>
; 
<bibRefCitation id="9C6626432AB7FFDB331B1F9B6C95A07A" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
). Also, based on our morphological comparison with 
<taxonomicName id="FE788E901D24EFC9096E4C1A30907439" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
Brian, 1938, the best described species of 
<taxonomicName id="FB13163270FDCE2DAE75B0DAF6746E9A" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
(
<bibRefCitation id="AFB861E39207D0BA32AEA1E230487DFC" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
), it was clear that despite their affinities, the new genus and 
<taxonomicName id="7F94DF02CAC599C3DFAEF6E624B8CFDC" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
diverge in several important characters. In addition, the monotypic genus 
<taxonomicName id="616FB5E04FB9D9DDEE3D044697795160" class="Copepoda" family="Cyclopinidae" genus="Heptnerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Heptnerina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Heptnerina</taxonomicName>
(
<bibRefCitation id="3DEBE78F9D762B79502C3A50A10B0A3F" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
) shares some characters with the new genus (i.e., swimming legs segmentation, number of female antennulary segments, armature of male and female fifth legs, segmentation of mandible palp) but differ in some others, as explained below. Overall, the genus 
<taxonomicName id="81426182C6D7AD6815B393F0F0099F03" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Mexiclopina</taxonomicName>
gen. n. differs from the other cyclopinid genera in having a unique combination of characters including: 1) absence of modified brush-like seta on the 4th mandibular exopodal segment; 2) maxillule exopod with stout setal elements and no brush-like setae; 3) presence of modified seta on the fourth leg endopod; 4) fifth leg exopod armed with three elements in the female and five in the male; 5) outer exopodal spine of leg 5 blunt in both sexes; 6) male sixth leg with two outer slender setae and inner spiniform process; 7) intercoxal sclerite of first swimming leg with two medial spiniform processes on distal margin. The new genus diverges from 
<taxonomicName id="60418910E3993B5BB81A34F40166156B" class="Copepoda" family="Cyclopinidae" genus="Heptnerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Heptnerina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Heptnerina</taxonomicName>
in the lack of an endopodal lobe in leg 5, in the presence of a single antennary exopodal seta vs. two setae present in 
<taxonomicName id="0F1F36A2B95D2F39C35AE0D23BB5BAE4" class="Copepoda" family="Cyclopinidae" genus="Heptnerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Heptnerina confusa" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="species" species="confusa">Heptnerina confusa</taxonomicName>
(
<bibRefCitation id="73E78F9CC8100D881C9A7C89F3DBEA8A" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
, fig. 3A), and the lack of a modified seta on the maxillule exopodal lobe and also in the mandible exopod (
<bibRefCitation id="FE89B3C97C629B861F155DAE87001760" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
, figs. 3A, C). The new genus differs from 
<taxonomicName id="9093872044168D33D7437A7C8C5BED32" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
in the lack of a brush-like seta on the mandible exopod (
<bibRefCitation id="1415133A3E90A68A50C56BECAEFDB3B9" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
; 
<bibRefCitation id="19BE418443720E4364FD8E7B645CB7C8" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
); this character is distinctive of the genus and it is present in the type species, 
<taxonomicName id="20928742C677094078FF13E110E29652" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina gracilis" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="species" species="gracilis">Cyclopina gracilis</taxonomicName>
Claus, 1863. Remarkably, in the new genus the intercoxal sclerite of leg 1 has a distinctive feature not previously observed in 
<taxonomicName id="9B471E1C27959373CB17D2D5C7E00BE1" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
; it has two medial spiniform processes on the posterior margin (Fig. 3F), similar acute processes in leg 1 are present in 
<taxonomicName id="D7EF06A7F95348AB9A0F3AE2CAB5478F" class="Copepoda" family="Cyclopinidae" genus="Troglocyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Troglocyclopina balearica" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="species" species="balearica">Troglocyclopina balearica</taxonomicName>
Jaume &amp; Boxshall, 1996 (
<bibRefCitation id="D83A1D04101F0143E54589FBDA9E08F1" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="283 - 304" title="Two new genera of cyclopinid copepods (Crustacea) from anchialine caves on western Mediterranean and eastern Atlantic islands." url="10.1111/j.1096-3642.1996.tb02191.x" volume="117" year="1996 b">Jaume and Boxshall 1996b</bibRefCitation>
), but are absent in 
<taxonomicName id="76F167E8855CD4AE3A10C8C01DFE98FE" class="Copepoda" family="Cyclopinidae" genus="Heptnerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Heptnerina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Heptnerina</taxonomicName>
(
<bibRefCitation id="84520D25B61F90F3B928723DD966780A" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
). The new genus clearly diverges from 
<taxonomicName id="2CBF9831F4B9B59E3BF64E0C1450D84B" class="Copepoda" family="Cyclopinidae" genus="Troglocyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Troglocyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Troglocyclopina</taxonomicName>
Jaume &amp; Boxshall, 1996 in having six setae instead of five on the distal segment of endopod of leg 1 (
<bibRefCitation id="74F9A2700380D64F8DDC13DDD556B1F7" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="283 - 304" title="Two new genera of cyclopinid copepods (Crustacea) from anchialine caves on western Mediterranean and eastern Atlantic islands." url="10.1111/j.1096-3642.1996.tb02191.x" volume="117" year="1996 b">Jaume and Boxshall 1996b</bibRefCitation>
, figs. 4A) but also in the presence of two exopodal setae on the antenna (
<bibRefCitation id="55865E05C53C7AC97A18D3E6B7041F30" author="Jaume, D" journalOrPublisher="Zoological Journal of the Linnean Society" pageId="10" pageNumber="27" pagination="283 - 304" title="Two new genera of cyclopinid copepods (Crustacea) from anchialine caves on western Mediterranean and eastern Atlantic islands." url="10.1111/j.1096-3642.1996.tb02191.x" volume="117" year="1996 b">Jaume and Boxshall 1996b</bibRefCitation>
, fig. 3A) vs. a single exopodal seta in 
<taxonomicName id="F35C583DCD781E55679E1B305C8BA61A" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Mexiclopina</taxonomicName>
.
</paragraph>
<paragraph id="C5640A6ED2CE371F18C159BE9AFD4C7F" pageId="6" pageNumber="23">
Other remarkable features of the new genus include: 1) the short, stout distal setae of the exopodal segment of the maxillule (asterisks in Fig. 2B); these setae are long, flexible in 
<taxonomicName id="12F1B121155E789E4FABDCD0A48206B4" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
(
<bibRefCitation id="B99ECB4F0955482202BC61C870ABEE80" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
; 
<bibRefCitation id="C540C750E6482CEBB902FC2EA0794721" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
; 
<bibRefCitation id="033EAA1F01B44B74C456C77C5CE59965" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
) and 
<taxonomicName id="BD58AA3517033A6053160E86BE47B409" class="Copepoda" family="Cyclopinidae" genus="Heptnerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Heptnerina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Heptnerina</taxonomicName>
(
<bibRefCitation id="7430049BF41EBB74AF88A239932D10F9" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
); 2) the female P6, represented by short plate armed with two slender setae; it is similar to that known in species of 
<taxonomicName id="F4E065E1DA69FFDDE3F83D8C7C58FA09" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
but differs from 
<taxonomicName id="EADCBA3BC024740F20211F5CCB5E82EA" class="Copepoda" family="Cyclopinidae" genus="Heptnerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Heptnerina" order="Cyclopoida" pageId="6" pageNumber="23" phylum="Arthropoda" rank="genus">Heptnerina</taxonomicName>
(
<bibRefCitation id="775075BE71E45D375D257B0375661A9B" author="Ivanenko, VN" journalOrPublisher="Zoosystema" pageId="10" pageNumber="27" pagination="49 - 64" title="A new genus and species of deep-sea cyclopoids (Copepoda, Cyclopinidae) from the Mid-Atlantic Ridge (Azores Triple Junction, Lucky Strike)." volume="26" year="2004">Ivanenko and Defaye 2004</bibRefCitation>
, fig. 1E), with three unequal setae; and 3) the modified, short spiniform outer seta of the third endopodal segment of leg 4 (asterisk in Fig. 3E), not described in any other cyclopinid.
</paragraph>
<paragraph id="6F0370CCD5F6D124A2AC1618DAA8014E" pageId="7" pageNumber="24">
<pageBreakToken id="983A44819DFB0432C03605293AFDB20D" pageId="7" pageNumber="24" start="start">Because</pageBreakToken>
of the close morphological resemblance of the new species with 
<taxonomicName id="3EABB004096F95EA321B6262F268AEEB" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
, we performed a comparison with the most closely related species of this genus. Only a few species of 
<taxonomicName id="5843B671FDC0F390D437F6005591B89D" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
have a female leg5 with the inner spine of the exopodal segment less than half the length of the outer spine, the latter being longer than the segment itself (
<bibRefCitation id="F60F7879E6E02B4BC2D4116E26149734" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
). This group of species include 
<taxonomicName id="4927C110C17131BECB4AAB966DF7BAFE" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina kieferi" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="kieferi">Cyclopina kieferi</taxonomicName>
<normalizedToken id="9634C867DDFC7047EE907592DF774A96" originalValue="Schäfer">Schaefer</normalizedToken>
, 1936, from Europe, 
<taxonomicName id="A6B90C8125186ACB95ABD46E5FC2458F" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
Brian, 1938 from Mediterranean anchialine caves, 
<taxonomicName id="7BE447F71A2B77CE4E7187F93CEC018C" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
Herbst, 1982, from North Carolina, USA, 
<taxonomicName id="FFFDE22F5C6CF6FB91F6B1C31EAEADC2" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
Lotufo, 1994 from Brazil (
<bibRefCitation id="92B69492FAA9ADAF315071D690A7ABB8" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
) and from the Mexican Pacific (
<bibRefCitation id="729C4D2FD25935C905929A8F29FD4CC8" author="Gomez, S" journalOrPublisher="Universidad Nacional Autonoma de Mexico" pageId="10" pageNumber="27" pagination="121 - 134" title="First record of the genus Cyclopina (Copepoda: Cyclopoida), and fully illustrated redescription of Cyclopinacaissara from northwestern Mexico." volumeTitle="Anales del Instituto de Biologia" year="2004">
<normalizedToken id="A86FA56F5D0C91CC352F962E31D04BD8" originalValue="Gómez">Gomez</normalizedToken>
and 
<normalizedToken id="6E76C332488589DBBCE6DD362E949110" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 2004
</bibRefCitation>
), and 
<taxonomicName id="9E25C897006A998412C98AEE10AEE2EA" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina amita" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="amita">Cyclopina amita</taxonomicName>
from Australia (
<bibRefCitation id="5C388F9AF1DECEAFD76E697564017BB6" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
). The new species shares this feature with this group of species but it can be easily distinguished from 
<taxonomicName id="E223DAA47CA124FB07F16A3842F966DD" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
by the segmentation of the antennules, the new species having 10 segments, like most other known species of 
<taxonomicName id="7B616CAACD511DED9B74E16B1797159B" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
, whereas 
<taxonomicName id="C14038A2B3AF19AEE3E130FA57158884" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
has a 12-segmented antennule both in specimens from Brazil (
<bibRefCitation id="DD450AF24FE560C1063312ED1CA61631" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
, fig. 37) and from Mexico (
<bibRefCitation id="0320897A6609742DA7810814997098CE" author="Gomez, S" journalOrPublisher="Universidad Nacional Autonoma de Mexico" pageId="10" pageNumber="27" pagination="121 - 134" title="First record of the genus Cyclopina (Copepoda: Cyclopoida), and fully illustrated redescription of Cyclopinacaissara from northwestern Mexico." volumeTitle="Anales del Instituto de Biologia" year="2004">
<normalizedToken id="23AD177C0EA75A3C853D406721B4A9B4" originalValue="Gómez">Gomez</normalizedToken>
and 
<normalizedToken id="F4A3CD0FD8C287200E6398BB5CB8C984" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 2004
</bibRefCitation>
, fig. 3A). Also, the length/width ratio of the caudal rami differs between these two species, being slightly longer in 
<taxonomicName id="C8B491329797156459F75FE98A8B3DCC" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
(ratio=1.3-1.5; 
<bibRefCitation id="9A4F7E0666676CF3CEEB56B89A366986" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
; 
<bibRefCitation id="0E517849C38DA19E00070B5656EF5C04" author="Gomez, S" journalOrPublisher="Universidad Nacional Autonoma de Mexico" pageId="10" pageNumber="27" pagination="121 - 134" title="First record of the genus Cyclopina (Copepoda: Cyclopoida), and fully illustrated redescription of Cyclopinacaissara from northwestern Mexico." volumeTitle="Anales del Instituto de Biologia" year="2004">
<normalizedToken id="E2134A8BC0B19C1A3F32C8CFF18F14D6" originalValue="Gómez">Gomez</normalizedToken>
and 
<normalizedToken id="C4DED7AC69B47D2B765E3A3A6EF88200" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 2004
</bibRefCitation>
) vs. 1.17-1.2 in the new species. The shape and size of the outermost terminal flanged spine of the male fifth leg differ in these species, being broad and blunt in the new species vs. slender and pointed in 
<taxonomicName id="DD65DCCA15494EF7FC143CAAF37BEE76" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
(
<bibRefCitation id="0855EB15597A1A44D68A70DD6C10452A" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
, fig. 52). Also, the female fifth leg differs in the size and proportions of these spines; the outer spine is more than 4 times as long as the inner one in 
<taxonomicName id="31F3DF2E2D76BB25FE928715C2CC23F3" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
(
<bibRefCitation id="C4107E1D500BEDD24DC9668F02A2B736" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
, fig. 49), whereas in the new species this element is only about twice longer than the inner spine. In 
<taxonomicName id="47FB02A50D698325A8BEF63F4687ABFE" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
the armature of the female sixth leg consists only of two elements, the inner one corresponding to a thick stout serrate seta (
<bibRefCitation id="B81BBCA40C69ABD4E8FBDF205DFB2D98" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
, fig. 50; 
<bibRefCitation id="4CDA6EE2A77D07A7BB3EF908567FB488" author="Gomez, S" journalOrPublisher="Universidad Nacional Autonoma de Mexico" pageId="10" pageNumber="27" pagination="121 - 134" title="First record of the genus Cyclopina (Copepoda: Cyclopoida), and fully illustrated redescription of Cyclopinacaissara from northwestern Mexico." volumeTitle="Anales del Instituto de Biologia" year="2004">
<normalizedToken id="6F95061BFFDFD576FB99263035896798" originalValue="Gómez">Gomez</normalizedToken>
and 
<normalizedToken id="349E482575C2FE9381FF00E8E825C1F9" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 2004
</bibRefCitation>
, fig. 1C), thus differing from the slender seta present in homologous position in the new species (Fig. 5A).
</paragraph>
<paragraph id="DC9E3AF7A9CBEBF6D5DD2DC5FE325772" pageId="7" pageNumber="24">
The new species differs from 
<taxonomicName id="41DC3B96BC7B5C8131FF4DC223D67F1F" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
in the display of a long terminal seta on the exopod of mandibular palp; it is the longest and is slightly broader than the rest of exopodal setae; contrastingly, this seta is remarkably short and modified, umbrella-like, in 
<taxonomicName id="E06D579BDB933C9ECE01DED4A38A212D" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
(
<bibRefCitation id="BFFC39A155E4FEC365890D9F3BABC4A5" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
, fig. 2B). In addition, both species can be readily distinguished by the proportions of the caudal rami, being 2.6-3.3 times longer than wide, relatively elongate in 
<taxonomicName id="90D207A011DF74C316AE1997FD8164C8" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
(
<bibRefCitation id="0C2BC2746924264F1C1B6FA05182A3B0" author="Jaume, D" journalOrPublisher="Bulletin of the Natural History Museum Zoology Series" pageId="10" pageNumber="27" pagination="83 - 99" title="Rare cyclopoid copepods (Crustacea) from Mediterranean littoral caves." volume="62" year="1996 a">Jaume and Boxshall 1996a</bibRefCitation>
, fig. 1F,G), vs. short and subquadrate (length/width ratio 1.2) in the new species.
</paragraph>
<paragraph id="FBB7146770DDC7B51F37CE8D6401CFE4" lastPageId="8" lastPageNumber="25" pageId="7" pageNumber="24">
<taxonomicName id="D7CEC9E4C43C5C405886AAFB30633F3C" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
sp. n. differs from 
<taxonomicName id="F1EE40ACDEDB16735781C17861384E37" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
in body shape, with the third and fourth pedigerous somites strongly produced posteriorly, the process of the fourth somite reaching well beyond the posterior margin of the fifth pedigerous somite (Fig. 1A); in 
<taxonomicName id="4422B5F8A31EB3DDA80197F6CD8EF08F" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
the posterolateral corners of the fourth pedigerous somite do not reach the posterior margin of the succeeding somite (
<bibRefCitation id="AC2EFDAFBD18093BBFEED05788CDF1E5" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 1). Also, in 
<taxonomicName id="C121C7F0B547F3C11D5802E41DD93938" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
the female anal somite is 1.16 times as long as the caudal ramus (
<bibRefCitation id="A4E3371E1181FE6C2DD2B8004F2D43BA" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig.1), whereas in the new species the anal somite is shorter (0.8 times) than the caudal ramus. The length/width ratio of the caudal rami is also slightly different in both species, 1.2 in 
<taxonomicName id="0003FC8EA540B62ADB712AE270B73876" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
sp. n., vs. 1.3 in 
<taxonomicName id="AEAC6E269453A6439907C4CEEA017FD8" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
(
<bibRefCitation id="9C712898137DF320EE9A9780EA546AF1" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 2). They differ also in the relative length of the antennulary segments, particularly in the shorter segment 6 in 
<taxonomicName id="83E284C9E14EC80287709D60989C610F" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="7" pageNumber="24" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
, which is 26% of the antennule length (
<bibRefCitation id="1C68F86C5558B7C4123FFC119CC9F429" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" lastPageId="8" lastPageNumber="25" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">
Herbst 
<pageBreakToken id="C4A56447C72AE47A1E5CA57479768821" pageId="8" pageNumber="25" start="start">1982</pageBreakToken>
</bibRefCitation>
, fig. 3), vs. 21% in the new species from Campeche. In 
<taxonomicName id="68485F4B8589825CB23F65FAF83A0871" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
the antenna lacks the exopodal seta (
<bibRefCitation id="301DF857D4DDA54543C9212D7F6B9307" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 4), which is present in the new species (Fig. 1C), but in some species like 
<taxonomicName id="C437B07076779A42CAD14B6D37DB0A64" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina amita" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="amita">Cyclopina amita</taxonomicName>
this seta is also absent (
<bibRefCitation id="1DB86A6926D78C0FFFA6984CA6F7742F" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
). In ventral view the male anal somite of 
<taxonomicName id="025F91827CAACD5563BA5A6200A95E18" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
is long, 1.45 times as long as the caudal rami (
<bibRefCitation id="366E9CE67442E1CD1D1179746B7B09BC" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 10), whereas in the new species it is relatively shorter, 0.7 times as long as the caudal ramus (Figs 4A; 5C). In addition, both sexes have a crenulate hyaline frill on the posterior margin of urosomites(Figs 3A, 5C), whereas these margins are smooth in both sexes in 
<taxonomicName id="D6889BEB618B69404B955A367992A9C0" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
(
<bibRefCitation id="6DFAE6735C46E6040B96FD6B7C7DF4C7" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, figs 1;10; 11). In 
<taxonomicName id="7F955E1ECBD3700CEFBCA7394CF4FE53" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
the male fifth leg has four elements on the exopodal segment (
<bibRefCitation id="3C230D2CF3433E0600724A57B2E3B09D" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 13), vs. five in the new species. In addition, the sixth leg of the new species has, like the majority of the species of 
<taxonomicName id="D0BEA6D89CC457614D8AA5EA6DE13ECF" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
for which males are known (
<bibRefCitation id="4EE56B8BFCC651E1CAAAA716C77E9F79" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
), an inner spine aside the two usual setae; this spine is absent in both 
<taxonomicName id="15F381E59018A43157CFD6FE463AEA00" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
(
<bibRefCitation id="8BC309C159DED66BF0EBE8899B337F2E" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, figs 10;11) and 
<taxonomicName id="26FEDB6ED95BD73236090E0841EE166A" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina amita" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="amita">Cyclopina amita</taxonomicName>
(
<bibRefCitation id="49FC29E9C05A7A03B2E52E96C426162F" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
, fig. 36C). The new species differs from 
<taxonomicName id="4A9F91CE12A1C94168E931413A914B48" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina amita" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="amita">Cyclopina amita</taxonomicName>
in the antennule segmentation; this appendage having 11 segments in the Australian species (
<bibRefCitation id="58D15859C8BD550D3DC5D20211365FA4" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
, fig. 34A) vs. 10 segments in 
<taxonomicName id="4536F987A9B90F6588E77CD24318553B" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
.
</paragraph>
<paragraph id="7D7CAC4F21B4482C445A326349927157" pageId="8" pageNumber="25">
The new species of 
<taxonomicName id="3D6E7ED403EC90B25A6E8A88221A0F5D" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="genus">Mexiclopina</taxonomicName>
shows also some resemblance with 
<taxonomicName id="1A2013A61FB5187E0DC62C77AD03CC94" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina kieferi" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="kieferi">Cyclopina kieferi</taxonomicName>
, but in this species the external spine of the female fifth leg is 1.2-1.5 times as long as the internal spine (vs. 2.5 in the new species), the caudal rami are clearly longer than the anal somite and have a length/width ratio of 2.6 (
<bibRefCitation id="5442D49250639575014B28AC2F2A44AF" author="Vervoort, W" journalOrPublisher="United States National Museum Bulletin" pageId="11" pageNumber="28" pagination="1 - 431" title="Free-living Copepoda from Ifaluk Atoll in the Caroline Islands." url="10.5479/si.03629236.236.1" volume="236" year="1964">Vervoort 1964</bibRefCitation>
; 
<bibRefCitation id="FAE44632CD351AD1578A9F13AE5C165F" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
),thus differing from 
<taxonomicName id="A28A1BD49E6ADDE6537CFDF39215B56A" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
, with an anal somite as long as the caudal rami, which in turn have a 1.2 length/width ratio.
</paragraph>
<paragraph id="F71971032438168DDFC5E8C7718BC76A" pageId="8" pageNumber="25">
Males are known for only about half the known nominal species of 
<taxonomicName id="6E74E1AEF59C0437F90177A3197E59DD" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
(
<bibRefCitation id="D6D66C7120C802201683D19642A8FEAF" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
) and the available keys are based on females (
<bibRefCitation id="943A11F30890220A8E7D64AD013B687D" author="Vervoort, W" journalOrPublisher="United States National Museum Bulletin" pageId="11" pageNumber="28" pagination="1 - 431" title="Free-living Copepoda from Ifaluk Atoll in the Caroline Islands." url="10.5479/si.03629236.236.1" volume="236" year="1964">Vervoort 1964</bibRefCitation>
), thus, characters of this gender have not been fully explored but some of them appear to be potentially important to define species. For instance, the male of 
<taxonomicName id="F9C1B823BEC7C88C36AEB1CC053A7936" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
shares several features with the new species, but the antennulary armature differs. The male antennule of 
<taxonomicName id="93A94136292AB251E545021EC35B9179" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
has pectinate spines on each of segments 10-13 (Jaume and Boxshall 1996, fig. 4D), whereas these spines are distributed on segments 9-12 in the new species (Fig. 6B). In addition, the male antennule of 
<taxonomicName id="84FB563B6B218411A7F08F951F28CB1A" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
has 13 segments (
<bibRefCitation id="8BDB38B5A43364ACA542B6D5BAE24DDE" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 12) vs. 15 in the new species; the last antennular segment is distinctly acute in 
<taxonomicName id="289C82757F5021324378A61C7F59CEE6" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
(
<bibRefCitation id="E3CC46BA7B2EF9187DE6894A4FF4A0D9" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
, fig. 12) and blunt in the new species. Details of the male antennulary armature were not shown in the description of 
<taxonomicName id="F493BB5E36B38B969FA2C2556F906F0F" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
(
<bibRefCitation id="96A97033C2E831276EF91CF3A935EB3D" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
), but this appendage is likely to provide additional differences at the species level.
</paragraph>
<paragraph id="4E48932B5161D3A18B7E6B0171BBAC96" pageId="8" pageNumber="25">
The male fifth leg of the new species has 5 elements on the exopodal segment, thus diverging from most species of 
<taxonomicName id="3AA981CB5B538F8F35507540DB0587DC" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
for which males have been described thus far. This feature is shared only with 
<taxonomicName id="CFDCA11FE842E4A4208C08867A3C2082" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina esilis" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="esilis">Cyclopina esilis</taxonomicName>
, 
<taxonomicName id="EA22F121B13465111DE88891D7DD41E0" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
, 
<taxonomicName id="C4C79FF5244BAE645F8079EE157E35CE" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina kieferi" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="kieferi">Cyclopina kieferi</taxonomicName>
, 
<taxonomicName id="A2F74C48121E25BE41D62C2427AD0BBF" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina amita" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="amita">Cyclopina amita</taxonomicName>
, and 
<taxonomicName id="F8CC17575DFDEB691EFCB55CB950C821" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina confusa" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="confusa">Cyclopina confusa</taxonomicName>
, but the latter has an ornamented anterior surface of the female fifth leg, thus diverging from the smooth condition of the same surface in 
<taxonomicName id="66499744E305635E4F9CEC75A9A4F282" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="8" pageNumber="25" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
.
</paragraph>
<paragraph id="FEF4FA285AFEC5B8F72376547289B61B" lastPageId="9" lastPageNumber="26" pageId="8" pageNumber="25">
The copepod fauna of the Laguna de 
<normalizedToken id="5030AB9C118A61FF5DD34596586C642D" originalValue="Términos">Terminos</normalizedToken>
has been known mainly from plankton surveys (
<bibRefCitation id="2CE6764E36B2573E1C2BB772F8709915" author="Suarez-Caabro, JA" journalOrPublisher="Bulletin of Marine Science" pageId="11" pageNumber="28" pagination="1072 - 1120" title="Observaciones sobre el plancton de la Laguna de Terminos, Campeche, Mexico." volume="15" year="1965">
<normalizedToken id="48CDC99CCB0B2C818C8CED87C062E832" originalValue="Suárez-Caabro">Suarez-Caabro</normalizedToken>
and 
<normalizedToken id="E5AE136A922BA8F80AADC7471625DD28" originalValue="Gómez-Aguirre">Gomez-Aguirre</normalizedToken>
1965
</bibRefCitation>
; 
<bibRefCitation id="2CE63ECACE929AF28EC3975000EC546B" author="Salas-Marmolejo, J" journalOrPublisher="Fac. Ciencias, Universidad Nacional Autonoma de Mexico" pageId="11" pageNumber="28" title="Distribucion y abundancia de los copepodos (Copepoda) en la Laguna de Terminos, Mexico, durante un ciclo anual (1978)" year="1981">Salas-Marmolejo 1981</bibRefCitation>
); relatively little is known from other copepod habitats. The local copepod diversity of interstitial environments may equal or exceed that of their planktonic relatives. The sampling of shallow coastal systems frequently results in the capture of epibenthic or 
<pageBreakToken id="84F9D8D25E17261C21F045606E2DE3DC" pageId="9" pageNumber="26" start="start">interstitial</pageBreakToken>
fauna that is integrated into the water column. This appears to be the case in the new species, belonging to a genus of interstitial forms (
<bibRefCitation id="E1D96C549826DF16AA75CB529ACAD535" author="Karanovic, T" journalOrPublisher="Koninklijke Brill, Leiden" pageId="10" pageNumber="27" title="Marine interstitial Poecilostomatoida and Cyclopoida (Copepoda) of Australia. Crustaceana Monographs" url="10.1163/ej.9789004164598.i-332" year="2008">Karanovic 2008</bibRefCitation>
).
</paragraph>
<paragraph id="7597D6DA2D5F6B6E532F2D4237700E5A" pageId="9" pageNumber="26">
This work increases the number of species of cyclopinids known from the Americas (
<bibRefCitation id="7EE9783DD26EA114FC9F2A35330164E5" author="Wilson, CB" journalOrPublisher="Bulletin of the United States National Museum" pageId="11" pageNumber="28" pagination="1 - 635" title="The copepods of the Woods Hole region, Massachusetts." url="10.5479/si.00963801.80-2915.1" volume="158" year="1932">Wilson 1932</bibRefCitation>
; 
<bibRefCitation id="8E38D62EAB41E7A3DCB059EC32329454" author="Nicholls, AG" journalOrPublisher="Naturaliste Canadien" pageId="10" pageNumber="27" pagination="241 - 316" title="Marine harpacticoids and cyclopoids from the shores of the St. Laurence. Station Biologique de Saint-Laurent. Fauna et Flora Laurentianae. 2." volume="66" year="1939">Nicholls 1939</bibRefCitation>
; 
<bibRefCitation id="5D5C73934040B6B9D3ADA5095B915FCC" author="Herbst, HV" journalOrPublisher="Gewaesser und Abwasser" pageId="10" pageNumber="27" pagination="107 - 124" title="Drei neue marine Cyclopoida Gnathostoma (Crustacea: Copepoda) aus dem nordamerikanischen Kiistenbereich." volume="68 / 69" year="1982">Herbst 1982</bibRefCitation>
; 
<bibRefCitation id="4F0878B9626C9E632B6A548F7D07EC71" author="Reid, JW" editor="Navarro, D" journalOrPublisher="CIQRO / Univ. of Florida, Mexico City" pageId="10" pageNumber="27" pagination="175 - 213" title="Continental and coastal free-living Copepoda (Crustacea) of Mexico, Central America and the Caribbean region." volumeTitle="Diversidad Biologica en la Reserva de la Biosfera de Sian Ka'an, Quintana Roo, Mexico" year="1990">Reid 1990</bibRefCitation>
; 
<bibRefCitation id="EAF40955A37E86A4B5A135ACCFCAA154" author="Lotufo, GR" journalOrPublisher="Bijdragen tot de Dierkunde" pageId="10" pageNumber="27" pagination="107 - 118" title="Copepods from intertidal interstitial water of Salvador, Brazil. I. Cuiporajanaina gen. n., sp. n. and Cyclopinacaiala sp. n. (Cyclopoida: Cyclopinidae)." volume="61" year="1991">Lotufo and Rocha 1991</bibRefCitation>
; 
<bibRefCitation id="EBB0656246F013067E898EDCDFC519F0" author="Lotufo, GR" journalOrPublisher="Zoologica Scripta" pageId="10" pageNumber="27" pagination="147 - 159" title="Cyclopina (Copepoda, Cyclopoida) from Brazilian sandy beaches." url="10.1111/j.1463-6409.1994.tb00381.x" volume="23" year="1994">Lotufo 1994</bibRefCitation>
; 
<bibRefCitation id="B33431C9D10057468898E3635B73F83F" author="Rocha, CEF" editor="Young, PS" journalOrPublisher="Museu Nacional, Rio de Janeiro" pageId="11" pageNumber="28" pagination="129 - 166" title="Maxillopoda-Copepoda. Cyclopoida." volumeTitle="Catalogue of Crustacea of Brazil" year="1998">Rocha and Botelho 1998</bibRefCitation>
; 
<bibRefCitation id="3B1F85E698A64A12467EC215D12FA362" author="Gomez, S" journalOrPublisher="Universidad Nacional Autonoma de Mexico" pageId="10" pageNumber="27" pagination="121 - 134" title="First record of the genus Cyclopina (Copepoda: Cyclopoida), and fully illustrated redescription of Cyclopinacaissara from northwestern Mexico." volumeTitle="Anales del Instituto de Biologia" year="2004">
<normalizedToken id="A52CDD4B52F73C1314A82F3E7C12F906" originalValue="Gómez">Gomez</normalizedToken>
and 
<normalizedToken id="129B396D834924BE87560047F9F7A23B" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 2004
</bibRefCitation>
). Records of this family now comprise thirteen species of 
<taxonomicName id="D5AB9ADB017DA2D8C8551C769EF63FDB" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="genus">Cyclopina</taxonomicName>
: 
<taxonomicName id="69414572DF75F05348CFE4C930899E42" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina agilis" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="agilis">Cyclopina agilis</taxonomicName>
Wilson, 1932, 
<taxonomicName id="E83E097B4B10E767DA68B8CA83EFA420" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina laurentica" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="laurentica">Cyclopina laurentica</taxonomicName>
Nicholls, 1939, 
<taxonomicName id="3ED568ADAE5241FF226EA2EFE32347BF" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina vachoni" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="vachoni">Cyclopina vachoni</taxonomicName>
Nicholls, 1939, 
<taxonomicName id="64AA99C633E61191E676A6882A9C9E30" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina americana" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="americana">Cyclopina americana</taxonomicName>
Herbst, 1982, 
<taxonomicName id="57F23B366440545D56BB193C52E8DEF0" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caiala" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="caiala">Cyclopina caiala</taxonomicName>
Lotufo &amp; Rocha, 1991, 
<taxonomicName id="92A3966BF060E661985E1517D360F182" class="Copepoda" family="Cyclopinidae" genus="Cuipora" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cuipora janaina" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="janaina">Cuipora janaina</taxonomicName>
(Lotufo &amp; Rocha, 1991), 
<taxonomicName id="46481DDD9870244AD4C547D047327775" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina arenosa" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="arenosa">Cyclopina arenosa</taxonomicName>
Lotufo, 1994, 
<taxonomicName id="855724C1C52F2F52D506FE3CCBC021E5" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
Lotufo, 1994, 
<taxonomicName id="C1300F7CAB35011770688AFFCF4B616D" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caroli" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="caroli">Cyclopina caroli</taxonomicName>
Lotufo, 1994, 
<taxonomicName id="439D7BC10F0FBE5F54FE676646FFBF8F" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina mediterranea" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="mediterranea">Cyclopina mediterranea</taxonomicName>
Steuer, 1940, 
<taxonomicName id="8AEF1F680122F7D8F14BAD7E8345708C" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina dorae" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="dorae">Cyclopina dorae</taxonomicName>
Lotufo, 1994, 
<taxonomicName id="AFB25CF7286FC7CA8603CA5A1978ECB2" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina yutimaete" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="yutimaete">Cyclopina yutimaete</taxonomicName>
Lotufo, 1994, and a species of the new genus, 
<taxonomicName id="3AEDCCDE7326FBB4A6DC878E99DDA021" class="Copepoda" family="Cyclopinidae" genus="Mexiclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexiclopina campechana" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="campechana">Mexiclopina campechana</taxonomicName>
. The new species is the first cyclopinid described from Mexico, and represents the first record of the family in the Gulf of Mexico (see 
<bibRefCitation id="13FC3A6B4409B8EEB177CAE208FF0003" author="Suarez-Morales, E" editor="Felder, DL" journalOrPublisher="Texas A &amp; M University Press" pageId="11" pageNumber="28" pagination="841 - 870" title="Free-living Copepoda of the Gulf of Mexico." volumeTitle="Gulf of Mexico - Its Origins, Waters, and Biota, Biodiversity" year="2009">
<normalizedToken id="BE2CB9548EEBF93BAE98AB6631869DBE" originalValue="Suárez-Morales">Suarez-Morales</normalizedToken>
et al. 2009
</bibRefCitation>
). After the finding of 
<taxonomicName id="CD9CF332E508D60FEE4B7B0CB0D4C266" class="Copepoda" family="Cyclopinidae" genus="Cyclopina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclopina caissara" order="Cyclopoida" pageId="9" pageNumber="26" phylum="Arthropoda" rank="species" species="caissara">Cyclopina caissara</taxonomicName>
in the Mexican Pacific coast (
<bibRefCitation id="215B8FCB90F6A8F1FBB662818660633D" author="Gomez, S" journalOrPublisher="Universidad Nacional Autonoma de Mexico" pageId="10" pageNumber="27" pagination="121 - 134" title="First record of the genus Cyclopina (Copepoda: Cyclopoida), and fully illustrated redescription of Cyclopinacaissara from northwestern Mexico." volumeTitle="Anales del Instituto de Biologia" year="2004">
<normalizedToken id="3F8F9B12C5A2F96A412BE1CF5F46A0B1" originalValue="Gómez">Gomez</normalizedToken>
and 
<normalizedToken id="5843FF5C303AA3093EBA0E3CACF1D298" originalValue="Martínez">Martinez</normalizedToken>
Arbizu 2004
</bibRefCitation>
), it is the second record of cyclopinids in the country.
</paragraph>
</subSubSection>
</treatment>
</document>