208 lines
18 KiB
XML
208 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.326.5451" ID-GBIF-Dataset="ff846433-06ae-4b30-914a-e07e10b67121" ID-PMC="PMC3764539" ID-Pensoft-Pub="1313-2970-326-91" ID-PubMed="24039538" ModsDocAuthor="" ModsDocDate="2013" ModsDocID="1313-2970-326-91" ModsDocOrigin="ZooKeys 326" ModsDocTitle="A new genus and species of Tullbergiidae (Collembola) from the Pacific Mexican coast" checkinTime="1451246998972" checkinUser="pensoft" docAuthor="Palacios-Vargas, Jose G. & Catalan, Elihu" docDate="2013" docId="462C4399517288EDC0A8EF3142DDD8B8" docLanguage="en" docName="ZooKeys 326: 91-97" docOrigin="ZooKeys 326" docSource="http://dx.doi.org/10.3897/zookeys.326.5451" docTitle="Mexicaphorura guerrerensis Palacios-Vargas & Catalan, 2013, sp. n." docType="treatment" docVersion="4" lastPageNumber="96" masterDocId="9F56DB700C285026B94B0249FFB5FF91" masterDocTitle="A new genus and species of Tullbergiidae (Collembola) from the Pacific Mexican coast" masterLastPageNumber="97" masterPageNumber="91" pageNumber="93" updateTime="1668156362280" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A new genus and species of Tullbergiidae (Collembola) from the Pacific Mexican coast</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Palacios-Vargas, Jose G.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Catalan, Elihu</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2013</mods:date>
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<mods:detail type="volume">
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<mods:number>326</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>91</mods:start>
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<mods:end>97</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.326.5451</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.326.5451</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-326-91</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152047375" LSID="urn:lsid:zoobank.org:act:5BD1D88F-3D9E-477F-8162-1BA4F99A6F13" httpUri="http://treatment.plazi.org/id/462C4399517288EDC0A8EF3142DDD8B8" lastPageId="5" lastPageNumber="96" pageId="2" pageNumber="93">
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<subSubSection pageId="2" pageNumber="93" type="nomenclature">
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<paragraph pageId="2" pageNumber="93">
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<taxonomicName LSID="http://zoobank.org/5BD1D88F-3D9E-477F-8162-1BA4F99A6F13" class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura guerrerensis" order="Poduromorpha" pageId="2" pageNumber="93" phylum="Arthropoda" rank="species" species="guerrerensis">
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<pageBreakToken pageId="2" pageNumber="93" start="start">Mexicaphorura</pageBreakToken>
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guerrerensis
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</taxonomicName>
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<taxonomicNameLabel pageId="2" pageNumber="93">sp. n.</taxonomicNameLabel>
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Figs 1-7
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="93" type="material examined">
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<paragraph pageId="2" pageNumber="93">Material examined.</paragraph>
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<paragraph pageId="2" pageNumber="93">
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Type-locality: Mexico: Guerrero State: Marquelia. La Bocana beach.
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="16.583334">16°34'60"N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="15" value="-98.816666">98°49'0"W</geoCoordinate>
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; ex littoral marine sand. February and April of 2013,
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<normalizedToken originalValue="José">Jose</normalizedToken>
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G. Palacios-Vargas, Jaramar Villareal, Fernando Villagomez collectors. Specimens come from the Pacific Mexican cost, this place is known because the presence of turtle camps for protection of the turtles which come to lay their eggs.
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</paragraph>
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<paragraph pageId="2" pageNumber="93">Holotype. Male mounted on slide. Original label: 12/02/2012, ex littoral marine sand from a nest of turtle, J. G. Palacios-Vargas col. Paratypes. 4 females, 2 males, 2 juveniles. Original labels. 14/04/2012, ex litoral marine sand, J. Villarreal and F. Villagomez col. All the material is deposited at Facultad de Ciencias, UNAM.</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="93" type="diagnosis">
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<paragraph pageId="2" pageNumber="93">Diagnosis.</paragraph>
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<paragraph pageId="2" pageNumber="93">
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Ant. III with 2 big and modified dorsal sensilla of different shape and one big ventral sensillum cup-like shaped. Postantennal organ with 31-43 simple vesicles in four irregular rows. Pseudocelli are star shaped (type 1 of
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<bibRefCitation author="Dunger, W" journalOrPublisher="Soil Organisms" pageId="6" pageNumber="97" pagination="1 - 168" title="Synopses on Palaearctic Collembola: Tullbergiidae." volume="83" year="2011">Dunger and Schlitt 2011</bibRefCitation>
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), formula 11/122/22221. Sensory setae on Abd. V similar to normal setae. Abd. IV without semicircular narrow ridge. One pair of very small and simple anal spines.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="5" lastPageNumber="96" pageId="2" pageNumber="93" type="description">
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<paragraph pageId="2" pageNumber="93">Description.</paragraph>
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<paragraph pageId="2" pageNumber="93">
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Body length (n=9) 600
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(range 410-720), body with moderately long macrosetae (33
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<normalizedToken originalValue="µm">µm</normalizedToken>
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), and short microsetae (7µm), all smooth and thin. Tegumentary granules fine, equally distributed on head and thoracic and abdominal tergites, with relatively uniformly distributed fine intergumentary granules, interspersed with somewhat coarser granules on Abd. VI. Antennal bases well delimited.
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</paragraph>
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<paragraph pageId="2" pageNumber="93">
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Ratio head: antenna = 1: 0.7. Lengths ratios of Ant. segments I: II; III; IV as 1:0.8; 0.8; 1.3. Sense organ of Ant. III with two small sensory rods concealed behind one big integumentary fold; two thick cup-shaped sensory clubs present, which are rounded at the tip, strongly bend each other and not completely concealed by papillae. Three thick and long guard setae inserted at base of papillae. One big cup-like ventral sensillum protected by five setae (Fig. 1). Ant. IV with 2 thick distinct sensilla, 3 thin sensilla difficult to distinguish except for their size shorter than ordinary setae. There is also one distinct subapical pit with the
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<normalizedToken originalValue="“organite”">"organite"</normalizedToken>
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, one microsensillum and probably one apical bulb very difficult to distinguish (Fig. 1).
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</paragraph>
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<caption pageId="2" pageNumber="93">
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<paragraph pageId="2" pageNumber="93">
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Figures 1−3.
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura guerrensis" order="Poduromorpha" pageId="2" pageNumber="93" phylum="Arthropoda" rank="species" species="guerrensis">Mexicaphorura guerrensis</taxonomicName>
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sp. n. 1 dorsal antennal segments I to IV, with detail of the ventral sensillum of Ant. III 2 chaetotaxy of labrum 3 chaetotaxy of labium. a,b,d,d,e = sensilla on Ant. IV, so = subapical organite, ms =microsensillum, sc = thick sensory clubs on Ant. III, sr = sensory rods, if = integumentary fold, vsc = ventral sensory club on Ant. III.
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</paragraph>
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</caption>
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<paragraph pageId="2" pageNumber="93">Labrum formula, 2/4/2, as illustrated in Fig. 2. Mandible only with one big apical tooth and basal molar surface. Maxilla with six fringed lamellae. Labium with 3 similar pairs of postlabial setae (Fig. 3), and labial palp with one apical thick setae and one thin and short lateral setae (Fig. 2). PAO ovoid, about half as long and the width of the Ant. I, with about 37 (31-43) simple vesicles lying in four irregular rows (Fig. 4).</paragraph>
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<paragraph lastPageId="3" lastPageNumber="94" pageId="2" pageNumber="93">
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Leg chaetotaxy from I to III, coxae 3,5,5; trochanters 5,5,5; femora 8,8,8; tibiotarsi 12,12, 11. Claw untoothed. Empodial appendage rudimentary, in shape of a minute claw-like process. Clavate tibiotarsal setae absent (Fig. 5), three dorso-distal
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<pageBreakToken pageId="3" pageNumber="94" start="start">setae</pageBreakToken>
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thicker and longer than the others. Dorsal pseudocelli are irregular in shape and arranged as follows: 11/122/22221 (Fig. 4).
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</paragraph>
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<caption pageId="3" pageNumber="94">
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<paragraph pageId="3" pageNumber="94">
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Figures 4−7.
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura guerrensis" order="Poduromorpha" pageId="3" pageNumber="94" phylum="Arthropoda" rank="species" species="guerrensis">Mexicaphorura guerrensis</taxonomicName>
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sp. n. 4 dorsal chaetotaxy of body 5 tibiotarsus III 6 ventral abdominal chaetotaxy 7 male genital plate.
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</paragraph>
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</caption>
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<paragraph lastPageId="5" lastPageNumber="96" pageId="3" pageNumber="94">
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Body chaetotaxy in figure 4 and Table 1. Th. I with one row of 5 + 5 setae, first and third very small, second and fourth long; two lateral setae on each side. Th. II
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<pageBreakToken pageId="4" pageNumber="95" start="start">and</pageBreakToken>
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III with lateral microsensillum, both with 3 rows of setae, m2 absent. Abd. I to Abd. V with 2 rows of setae, Abd. V lacking a2. Pseudocelli are star shaped. Ventral tube with 6 + 6 setae. (Fig. 6). Pseudocelli of Abd. V guarded by sensory setae similar
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<pageBreakToken pageId="5" pageNumber="96" start="start">to</pageBreakToken>
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normal setae. Abd. IV tergite without a surrounding semicircular narrow ridge (Fig. 4).
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</paragraph>
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<paragraph pageId="5" pageNumber="96">Female genital plate similar to lips, furnished on upper lip with three pairs of pregenital setae, two circumgenital setae and one pair of eugenital setae (Fig. 6). Male genital plate with two pairs of pregenital setae, two pairs of circumgenital and three pairs of eugenital setae. Anal spines very short and weak, but usually slightly curved and placed on small papillae which touch at their bases (Fig. 4). Ratio anal spine:ungues: 1:1.9.</paragraph>
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<caption pageId="5" pageNumber="96">
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<paragraph pageId="5" pageNumber="96">
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Table 1. Dorsal chaetotaxy of
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura guerrerensis" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="species" species="guerrerensis">Mexicaphorura guerrerensis</taxonomicName>
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sp. n.
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</paragraph>
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</caption>
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<paragraph pageId="5" pageNumber="96">
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<table pageId="5" pageNumber="96">
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<tr pageId="5" pageNumber="96">
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<th colspan="1" pageId="5" pageNumber="96" rowspan="2">row</th>
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<th colspan="3" pageId="5" pageNumber="96" rowspan="1">Thorax</th>
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<th colspan="5" pageId="5" pageNumber="96" rowspan="1">Abdomen</th>
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</tr>
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<tr pageId="5" pageNumber="96">
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">I</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">II</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">III</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">I</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">II</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">III</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">IV</th>
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<th colspan="1" pageId="5" pageNumber="96" rowspan="1">V</th>
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</tr>
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<tr pageId="5" pageNumber="96">
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<td colspan="1" pageId="5" pageNumber="96" rowspan="1">*</td>
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<td colspan="1" pageId="5" pageNumber="96" rowspan="1">*</td>
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<td colspan="1" pageId="5" pageNumber="96" rowspan="1">**</td>
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<td colspan="1" pageId="5" pageNumber="96" rowspan="1">**</td>
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<td colspan="1" pageId="5" pageNumber="96" rowspan="1">**</td>
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</tr>
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</table>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="96" type="etymology">
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<paragraph pageId="5" pageNumber="96">Etymology.</paragraph>
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<paragraph pageId="5" pageNumber="96">The species is named after the State of Guerrero, where it was found.</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="96" type="distribution">
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<paragraph pageId="5" pageNumber="96">Distribution.</paragraph>
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<paragraph pageId="5" pageNumber="96">
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Known only from the type locality, at Guerrero State,
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<normalizedToken originalValue="México">Mexico</normalizedToken>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="96" type="ecology">
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<paragraph pageId="5" pageNumber="96">Ecology.</paragraph>
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<paragraph pageId="5" pageNumber="96">
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This species lives in marine littoral sand.The first specimen was obtained in the floating foam of samples of sand taken from a nest of the Golf turtle
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<taxonomicName class="Reptilia" family="Cheloniidae" genus="Lepidochelys" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lepidochelys olivacea" order="Testudines" pageId="5" pageNumber="96" phylum="Chordata" rank="species" species="olivacea">Lepidochelys olivacea</taxonomicName>
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(
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<taxonomicName family="Cheloniidae" lsidName="" pageId="5" pageNumber="96" rank="family">Cheloniidae</taxonomicName>
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). Other specimens were obtained from 12 different places where 4 samples of sand were taken at each and washed. It seems to be very rare species as only 9 specimens were obtained from a total of 48 samples of sand. The new species have fringed maxillae as most of marine littoral Collembola.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="96" type="discussion">
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<paragraph pageId="5" pageNumber="96">Discussion.</paragraph>
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<paragraph pageId="5" pageNumber="96">
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The new genus is similar
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Sensilatullbergia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sensilatullbergia" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="genus">Sensilatullbergia</taxonomicName>
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Thibaud & Ndiaye, 2006 from Senegal because the presence of three big sensilla on Ant. III, two dorsal and one ventral. Because of the number of sensilla on the sensorial organ of Ant. III, this genus belongs to the
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<taxonomicName lsidName="" pageId="5" pageNumber="96" rank="subFamily" subFamily="Tullberginae">Tullberginae</taxonomicName>
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. Although both genera share the presence of big sensilla on Ant. III, they completely differ in their shape. Other important differences are, vesicles of the postantennal organ in
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="genus">Mexicaphorura</taxonomicName>
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gen. n. are simple while in
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Sensilatullbergia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sensilatullbergia" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="genus">Sensilatullbergia</taxonomicName>
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they are composed of several vesicles each; the number of sensilla on Ant. IV (5 versus 6), apical bulb of antennal segment (indistinguishable versus present), and the sensillum of Abd. V (seta-like versus sensilliform).
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</paragraph>
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<paragraph pageId="5" pageNumber="96">
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura guerrerensis" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="species" species="guerrerensis">Mexicaphorura guerrerensis</taxonomicName>
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sp. n. is completely different from any Mexican
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<taxonomicName family="Tullbergiidae" lsidName="" pageId="5" pageNumber="96" rank="family">Tullbergiidae</taxonomicName>
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known from Mexico. It only can be compared with
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Sensilatullbergia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sensilatullbergia senegalensis" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="species" species="senegalensis">Sensilatullbergia senegalensis</taxonomicName>
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Thibaud & Ndiaye, 2006 from littoral marine sand of Senegal because the presence of three big sensilla on Ant. III. Any way they have many differences as the kind of vesicle of the postantennal organ, the number of sensilla on Ant. IV, apical bulb of antennal segment and the sensillum of Abd. V. The chaetotaxy also differs, because the Th. II and III of
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Mexicaphorura" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mexicaphorura guerrerensis" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="species" species="guerrerensis">Mexicaphorura guerrerensis</taxonomicName>
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sp. n. lacks the seta m2; Abd. V has only two rows of setae while
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<taxonomicName class="Collembola" family="Tullbergiidae" genus="Sensilatullbergia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sensilatullbergia senegalensis" order="Poduromorpha" pageId="5" pageNumber="96" phylum="Arthropoda" rank="species" species="senegalensis">Sensilatullbergia senegalensis</taxonomicName>
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has 3 rows of setae and the presence of a2.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="96" type="variation">
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<paragraph pageId="5" pageNumber="96">Variation.</paragraph>
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<paragraph pageId="5" pageNumber="96">
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The number of vesicles of postantennal organ varies from 31 to 41. The length of PAO varies from 8 to 15
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<normalizedToken originalValue="µm">µm</normalizedToken>
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. The total body goes from 411 to 670
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<normalizedToken originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |