437 lines
33 KiB
XML
437 lines
33 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.103.1215" ID-GBIF-Dataset="750c78a4-1370-4810-9d34-fb7cf2d8ea60" ID-PMC="PMC3131066" ID-Pensoft-Pub="1313-2970-103-27" ID-PubMed="21747678" ModsDocAuthor="" ModsDocDate="2011" ModsDocID="1313-2970-103-27" ModsDocOrigin="ZooKeys 103" ModsDocTitle="A new Chorizococcus species (Coccoidea, Pseudococcidae) from Taiwan with transferring of Chorizococcus mirzayansi Moghaddam to genus Spilococcus Ferris" checkinTime="1451250332593" checkinUser="pensoft" docAuthor="Tsai, Ming-Yu & Wu, Wen-Jer" docDate="2011" docId="AE0CF230D581E814BAF46D60144C2891" docLanguage="en" docName="ZooKeys 103: 27-40" docOrigin="ZooKeys 103" docSource="http://dx.doi.org/10.3897/zookeys.103.1215" docTitle="Chorizococcus zoysiae Tsai, sp. n." docType="treatment" docVersion="4" lastPageNumber="38" masterDocId="FF844E17FF9B4A71097FD42FD05A4C4A" masterDocTitle="A new Chorizococcus species (Coccoidea, Pseudococcidae) from Taiwan with transferring of Chorizococcus mirzayansi Moghaddam to genus Spilococcus Ferris" masterLastPageNumber="40" masterPageNumber="27" pageNumber="29" updateTime="1668150173603" 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 Chorizococcus species (Coccoidea, Pseudococcidae) from Taiwan with transferring of Chorizococcus mirzayansi Moghaddam to genus Spilococcus Ferris</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>Tsai, Ming-Yu</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>Wu, Wen-Jer</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>2011</mods:date>
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<mods:detail type="volume">
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<mods:number>103</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>27</mods:start>
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<mods:end>40</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.103.1215</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.103.1215</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-103-27</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152029571" LSID="urn:lsid:zoobank.org:act:F243D130-D94E-4650-B741-5AD0FB364531" httpUri="http://treatment.plazi.org/id/AE0CF230D581E814BAF46D60144C2891" lastPageId="11" lastPageNumber="38" pageId="2" pageNumber="29">
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<subSubSection pageId="2" pageNumber="29" type="nomenclature">
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<paragraph pageId="2" pageNumber="29">
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<taxonomicName LSID="urn:lsid:zoobank.org:act:F243D130-D94E-4650-B741-5AD0FB364531" authority="Tsai" class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus zoysiae" order="Hemiptera" pageId="2" pageNumber="29" phylum="Arthropoda" rank="species" species="zoysiae">Chorizococcus zoysiae Tsai</taxonomicName>
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<taxonomicNameLabel pageId="2" pageNumber="29">sp. n.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="29" type="material studied">
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<paragraph pageId="2" pageNumber="29">Material studied.</paragraph>
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<paragraph pageId="2" pageNumber="29">
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Holotype: adult female,Taiwan, Tainan City, East district, on leaf sheaths of Korean velvet grass(
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Zoysia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Zoysia tenuifolia" order="Poales" pageId="2" pageNumber="29" phylum="Tracheophyta" rank="species" species="tenuifolia">Zoysia tenuifolia</taxonomicName>
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), 7.XI.2006, S. K. Chen (NTU): 1/1 in good condition.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="29" type="paratypes">
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<paragraph pageId="2" pageNumber="29">Paratypes:</paragraph>
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<paragraph pageId="2" pageNumber="29">13 adult females, 13 third-instar females, 8 second-instar females, 4 first-instar nymphs, same data as holotype (NTU); 3 adult females, same data as holotype (TARI); 3 adult females, same data as holotype (BMNH).</paragraph>
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</subSubSection>
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<subSubSection lastPageId="5" lastPageNumber="32" pageId="2" pageNumber="29" type="description of the adult female">
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<paragraph pageId="2" pageNumber="29">Description of the Adult Female.</paragraph>
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<paragraph pageId="2" pageNumber="29">
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Field Features. Body color dark-brownish, covered with thin white mealy wax. Adult female and older nymphs with white, filamentous wax secretion resembling
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<normalizedToken originalValue="“fur”">"fur"</normalizedToken>
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and covering both mealybug and host plant (Fig. 1). All stages of this mealybug stayed beneath the leaf sheath.
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</paragraph>
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<paragraph lastPageId="3" lastPageNumber="30" pageId="2" pageNumber="29">
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Slide-Mounted Features(measurements based on 20 specimens). Body elongate oval, 1.57-2.56 (2.44) mm long and 0.76-1.33 (1.17) mm wide (Fig. 2). Antennae each 233-267 (247)
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, with 8 segments, occasionally 7 segments. Clypeolabral shield about 119-151 (144)
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Labium about 111-122 (117)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, shorter than clypeolabral shield. Legs well developed, stout; fore legs: coxa ca. 61-111 (94)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, trochanter + femur 206-233 (217)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, tibia + tarsus 178-206 (194)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, ratio of lengths of tibia + tarsus to trochanter + femur 0.81-0.95 (0.90), ratio of lengths of tibia to tarsus 1.49-2.00 (1.69); mid legs: coxa ca. 94-117 (97)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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<pageBreakToken pageId="3" pageNumber="30" start="start">long</pageBreakToken>
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, trochanter + femur 222-250 (217)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, tibia + tarsus 189-217 (194)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, ratio of lengths of tibia + tarsus to trochanter + femur 0.81-0.90 (0.83), ratio of lengths of tibia to tarsus 1.64-2.09 (1.96); hind legs: coxa ca. 97-133 (111)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, trochanter + femur 239-269 (256)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, tibia + tarsus 217-250 (244)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, ratio of lengths of tibia + tarsus to trochanter + femur 0.87-0.98 (0.96), ratio of lengths of tibia to tarsus 1.78-2.50 (2.14); claw stout, without denticle, about 25-26 (25)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long. Translucent pores numbering 11-20 (13), present on posterior surface of hind coxa. Circulus absent. Both anterior and posterior ostioles present, not well developed, each lip with a few trilocular pores and 1-4 setae. Cerarii numbering usually 2 pairs, situated on posterior abdominal segments, occasionally 3 pairs. Anal lobe cerarii (C18) each bearing 2 slender conical setae, each seta about 18-25 (21)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, with 6-9 auxiliary setae and 16-20 trilocular pores. Penultimate cerarii (C17), each containing 2 slender conical setae, about 15-22 (19)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, and few triocular pores. Antepenultimate cerarii (C16), if present, each bearing 2 slender conical setae, about 14-18 (16)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, and few trilocular pores. Each cerarius situated on a membranous area. Anal lobes moderately developed, each ventral surface membranous, bearing an apical seta 111-144 (139)
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Anal ring about 46-68 (62)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long and 57-73 (65)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide, bearing 6 setae, each seta about 99-138 (112)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long.
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</paragraph>
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<paragraph lastPageId="5" lastPageNumber="32" pageId="3" pageNumber="30">
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Dorsum. Dorsal surface with slender but stiff setae present, mostly each 13-28 (18)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, associated by shorter setae of different sizes, about 5-7 (7)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long,
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<pageBreakToken pageId="4" pageNumber="31" start="start">except</pageBreakToken>
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for longer setae on abdominal segment VI and VII, each about 35-38 (36)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long. Triocular pores present, each ca. 4
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in diameter, scattered over dorsum. Multilocular disc pores absent. Oral rim tubular ducts, each with rim about 6-10 (6)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in diameter and tube about 6-8 (8)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, present around lateral margins forwards
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<pageBreakToken pageId="5" pageNumber="32" start="start">from</pageBreakToken>
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abdominal VI to head; extending across head, thorax and abdominal I and II, forming double to triple rows in each segment. Oral collar tubular ducts absent.
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</paragraph>
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<paragraph pageId="5" pageNumber="32">
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Venter. Ventral surface with normal flagellate setae present, mostly each 22-51 (30)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, many of them longer than those on dorsum, associated by shorter setae of different sizes, about 5-11 (11)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, except for longer setae on head, each about 65-152 (67)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long. Trilocular pores present, each ca. 4
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in diameter, similar to those on dorsum, scattered over venter. Multilocular disc pores small, each about 5-7 (6)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in diameter, present around vulva only, few in number, totaling no more than 4. Oral rim tubular ducts, each with rim about 6-9 (9)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in diameter and tube about 6-8 (6)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, similar to those on dorsum, each with rim wider than multilocular disc pores, distributed sparsely in marginal and submarginal zones, occasionally found in median zone. Oral rim tubular ducts absent from abdominal segment VIII. Oral collar tubular ducts about 5-7 (6)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long and 2-3 (3)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide, present from abdomen III to VII, each segment with 4 to 8, located in submedial zone.
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</paragraph>
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<paragraph pageId="5" pageNumber="32">
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Comments. This new species comes close to
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<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus kandyensis" order="Hemiptera" pageId="5" pageNumber="32" phylum="Arthropoda" rank="species" species="kandyensis">Chorizococcus kandyensis</taxonomicName>
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(Green, 1922) from Sri Lanka (redescribed by
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<bibRefCitation author="Williams, DJ" journalOrPublisher="The Natural History Museum, London, UK" pageId="12" pageNumber="39" title="Mealybugs of southern Asia" year="2004">Williams 2004</bibRefCitation>
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). Both species possess dorsal oral rim tubular ducts extending across head, thorax and abdominal I and II, and ventral multilocular disc pores around vulva only. However, the new species possesses 3 pairs of cerarii (
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<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus kandyensis" order="Hemiptera" pageId="5" pageNumber="32" phylum="Arthropoda" rank="species" species="kandyensis">Chorizococcus kandyensis</taxonomicName>
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possesses only one pair) and oral rim tubular ducts of a single size on venter (
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<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus kandyensis" order="Hemiptera" pageId="5" pageNumber="32" phylum="Arthropoda" rank="species" species="kandyensis">Chorizococcus kandyensis</taxonomicName>
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possesses oral rim tubular ducts of two sizes), and lack of circulus (present in
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<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus kandyensis" order="Hemiptera" pageId="5" pageNumber="32" phylum="Arthropoda" rank="species" species="kandyensis">Chorizococcus kandyensis</taxonomicName>
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).
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</paragraph>
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<paragraph pageId="5" pageNumber="32">The adult female can be distinguished from all other instars by presence of a vulva opening between abdominal segments VII and VIII and by the presence of multilocular disc pores posterior to the vulva and oral collar tubular ducts on ventral abdominal segments.</paragraph>
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<paragraph pageId="5" pageNumber="32">
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It is unclear whether this new species is native or introduced from other country. According to approved facilities list for import of Bureau of Animal and Plant Health Inspection and Quarantine, Taiwan, no imports of Korean velvet grass(
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Zoysia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Zoysia tenuifolia" order="Poales" pageId="5" pageNumber="32" phylum="Tracheophyta" rank="species" species="tenuifolia">Zoysia tenuifolia</taxonomicName>
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) from other countries were recorded, therefore probably this species is native species to Taiwan. But this new mealybug species apparently occurs in a limited area in Taiwan, and only few parasitoid wasps were collected or observed around them, therefore it seems that this species was possibly introduced with its host plants, with other
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Zoysia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Zoysia" order="Poales" pageId="5" pageNumber="32" phylum="Tracheophyta" rank="genus">Zoysia</taxonomicName>
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species, or with other plant species.
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</paragraph>
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<caption pageId="5" pageNumber="32">
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<paragraph pageId="5" pageNumber="32">
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Figure 1. Live adult female of
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<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus zoysiae" order="Hemiptera" pageId="5" pageNumber="32" phylum="Arthropoda" rank="species" species="zoysiae">Chorizococcus zoysiae</taxonomicName>
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Tsai, sp. n., on
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Zoysia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Zoysia tenuifolia" order="Poales" pageId="5" pageNumber="32" phylum="Tracheophyta" rank="species" species="tenuifolia">Zoysia tenuifolia</taxonomicName>
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.
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</paragraph>
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</caption>
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<caption pageId="5" pageNumber="32">
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<paragraph pageId="5" pageNumber="32">
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Figure 2. Adult female of
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<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus zoysiae" order="Hemiptera" pageId="5" pageNumber="32" phylum="Arthropoda" rank="species" species="zoysiae">Chorizococcus zoysiae</taxonomicName>
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Tsai, sp. n.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="32" type="distribution">
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<paragraph pageId="5" pageNumber="32">Distribution.</paragraph>
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<paragraph pageId="5" pageNumber="32">Taiwan (Tainan City).</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="32" type="etymology">
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<paragraph pageId="5" pageNumber="32">Etymology.</paragraph>
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<paragraph pageId="5" pageNumber="32">
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The specific epithet is based on the Latin genitive of the host-plant generic name
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Zoysia" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Zoysia" order="Poales" pageId="5" pageNumber="32" phylum="Tracheophyta" rank="genus">Zoysia</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="7" lastPageNumber="34" pageId="5" pageNumber="32" type="description of the third-instar female">
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<paragraph pageId="5" pageNumber="32">Description of the Third-Instar Female.</paragraph>
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<paragraph lastPageId="7" lastPageNumber="34" pageId="5" pageNumber="32">
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Slide-Mounted Features(measurements based on 13 specimens). Body elongate oval, 1.06-1.50 mm long and 0.53-0.78 mm wide (Fig. 3). Antennae each 161-211
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, with 7 segments. Clypeolabral shield about 106-122
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Labium about 83-106
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, shorter than clypeolabral shield. Legs well developed, stout; fore legs: coxa ca. 50-72
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, trochanter + femur 133-156
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, tibia + tarsus 128-150
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, ratio of lengths of tibia + tarsus to trochanter + femur 0.85-1.00, ratio of lengths of tibia to tarsus
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<pageBreakToken pageId="6" pageNumber="33" start="start">1.01</pageBreakToken>
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-1.18; mid legs: coxa ca. 56-94
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, trochanter + femur 150-164
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, tibia + tarsus 139-176
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, ratio of lengths of tibia + tarsus to trochanter + femur 0.89-1.02, ratio of lengths of tibia to tarsus 1.09-1.31; hind legs: coxa ca. 61-86
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, trochanter + femur 150-175
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, tibia + tarsus 150-172
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, ratio of
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<pageBreakToken pageId="7" pageNumber="34" start="start">lengths</pageBreakToken>
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of tibia + tarsus to trochanter + femur 0.93-1.15, ratio of lengths of tibia to tarsus 1.11-1.50; claw stout, without denticle, about 20-21
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long. Translucent pores absent. Both anterior and posterior ostioles present, not well developed, each lip with a few trilocular pores and 2-3 setae. Cerarii numbering usually 2 pairs, situated on posterior abdominal segments, occasionally 3 pairs. Anal lobe cerarii (C18) each bearing 2 slender conical setae, each seta about 16-22
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, with 2-6 stiff setae and 6-11 trilocular pores. Penultimate cerarii (C17), each containing 2 slender conical setae, each seta about 14-19
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, and 3-5 triocular pores. Antepenultimate cerarii (C16), if present, each bearing 2 slender conical setae, each seta about 11-18
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, and 2-5 trilocular pores. All cerarii on a membranous areas. Anal lobes moderately developed, each ventral surface membranous, bearing an apical seta 88-110
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Anal ring about 33-45
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long and 46-52
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide, bearing 6 setae, each seta about 79-92
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long.
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</paragraph>
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<paragraph pageId="7" pageNumber="34">
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Dorsum. Dorsal surface with short, stiff setae, mostly each 10-28
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long, accompanied by shorter setae of different sizes, about 4-7
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long. Triocular pores present, each ca. 3
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in diameter, scattered over dorsum. Multilocular disc pores absent. Oral rim tubular ducts, each with rim about 5-8
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter and tube about 5-8
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, present around lateral margins forwards from abdominal VII to head; extending across head, thorax and abdominal I to III, forming single row in each segment; usually only 1 on abdominal segments IV to VII.
|
|
</paragraph>
|
|
<paragraph pageId="7" pageNumber="34">
|
|
Venter. Ventral surface with normal flagellate setae present, mostly each 13-43
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, many of them longer than those on dorsum, accompanied by shorter setae of different sizes, about 5-7
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, except for longer setae on head, each about 48-70
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Trilocular pores present, each ca. 3
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter, similar to those on dorsum, scattered over venter. Multilocular disc pores absent. Oral rim tubular ducts, each with rim about 5-7
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter and tube about 6-8
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, similar to those on dorsum, distributed in marginal and submarginal zones, occasionally found in median zone, usually in groups of 4 to 7 on head and thorax and 2 or 3 on each side of each abdominal segment. Oral rim tubular ducts absent from abdominal segment VIII.
|
|
</paragraph>
|
|
<paragraph pageId="7" pageNumber="34">Comments. The third-instar female can be distinguished from the adult female by lacking a vulva, multilocular disc pores, and oral collar tubular ducts; and from earlier instars by bearing seven-segmented antennae.</paragraph>
|
|
<caption pageId="7" pageNumber="34">
|
|
<paragraph pageId="7" pageNumber="34">
|
|
Figure 3. Third-instar female of
|
|
<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus zoysiae" order="Hemiptera" pageId="7" pageNumber="34" phylum="Arthropoda" rank="species" species="zoysiae">Chorizococcus zoysiae</taxonomicName>
|
|
Tsai, sp. n.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
<subSubSection lastPageId="9" lastPageNumber="36" pageId="7" pageNumber="34" type="description of the second-instar female">
|
|
<paragraph pageId="7" pageNumber="34">Description of the Second-Instar Female.</paragraph>
|
|
<paragraph lastPageId="9" lastPageNumber="36" pageId="7" pageNumber="34">
|
|
Slide-Mounted Features(measurements based on eight specimens). Body elongate oval, 0.61-0.94 mm long and 0.38-0.44 mm wide (Fig. 4). Antennae each 133-161
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, with 6 segments. Clypeolabral shield about 78-94
|
|
<normalizedToken originalValue="μm">μm</normalizedToken>
|
|
long. Labium about 61-72
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, shorter than clypeolabral shield. Legs well developed, stout; fore legs: coxa ca. 39-44
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, trochanter + femur 103-111
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, tibia + tarsus 94-117
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, ratio of lengths of tibia + tarsus to trochanter + femur 0.89-1.08, ratio of lengths of tibia to tarsus 0.89-1.25; mid legs: coxa ca. 44-50
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, trochanter + femur 100-117
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, tibia + tarsus 111-117
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, ratio of lengths of tibia + tarsus to trochanter + femur 1.00-1.17, ratio of lengths of tibia to tarsus 1.00-1.41; hind legs: coxa ca. 44-50
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
<pageBreakToken pageId="8" pageNumber="35" start="start">long</pageBreakToken>
|
|
, trochanter + femur 111-117
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, tibia + tarsus 117-128
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, ratio of lengths of tibia + tarsus to trochanter + femur 1.05-1.15, ratio of lengths of tibia to tarsus 1.04-1.30; claw stout, without denticle, about 17-19
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Translucent pores absent. Circulus absent. Both anterior and posterior ostioles present, not well
|
|
<pageBreakToken pageId="9" pageNumber="36" start="start">developed</pageBreakToken>
|
|
, each lip with a few trilocular pores. Cerarii numbering usually 1 pairs on anal lobes. Anal lobe cerarii (C18) each bearing 2 slender conical setae, each seta about 14-16
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, with a stiff seta and 3-5 trilocular pores. All cerarii on a membranous areas. Anal lobes slightly developed, each ventral surface membranous, bearing an apical seta 75-94
|
|
<normalizedToken originalValue="μm">μm</normalizedToken>
|
|
long. Anal ring about 22-33
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long and 39-44
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
wide, bearing 6 setae, each seta about 61-78
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long.
|
|
</paragraph>
|
|
<paragraph pageId="9" pageNumber="36">
|
|
Dorsum. Dorsal surface with short, stiff setae present, mostly each 5-13
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Triocular pores present, each ca. 4
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter, scattered over dorsum. Multilocular disc pores absent. Oral rim tubular ducts, each with rim about 5-9
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter and tube about 6-7
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, present around lateral margins forwards from abdominal VII to head; extending across head, thorax and abdominal I to III, forming 4 longitudinal lines on marginal and submedial areas of head and thorax; usually only 1 on abdominal segments IV to VII. Oral collar tubular ducts absent.
|
|
</paragraph>
|
|
<paragraph pageId="9" pageNumber="36">
|
|
Venter. Ventral surface with normal flagellate setae present, mostly each 9-33
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, many of them longer than those on dorsum, except for longer setae on head, each about 38-52
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Trilocular pores present similar to those on dorsum, scattered over venter. Multilocular disc pores absent. Oral rim tubular ducts, each with rim about 6-8
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter and tube about 6-7
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, similar to those on dorsum, distributed in marginal zones, usually in groups of less than 6 on head and thorax and only one on each side of each abdominal segment. Oral rim tubular ducts absent from abdominal segment VIII. Oral collar tubular ducts absent.
|
|
</paragraph>
|
|
<paragraph pageId="9" pageNumber="36">Comments. The second-instar female can be distinguished from the third-instar female and adult female by its six-segmented antennae; and from the first-instar nymph by having oral rim tubular ducts.</paragraph>
|
|
<caption pageId="9" pageNumber="36">
|
|
<paragraph pageId="9" pageNumber="36">
|
|
Figure 4. Second-instar female of
|
|
<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus zoysiae" order="Hemiptera" pageId="9" pageNumber="36" phylum="Arthropoda" rank="species" species="zoysiae">Chorizococcus zoysiae</taxonomicName>
|
|
Tsai, sp. n.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
<subSubSection lastPageId="11" lastPageNumber="38" pageId="9" pageNumber="36" type="description of the first-instar nymph">
|
|
<paragraph pageId="9" pageNumber="36">Description of the First-Instar Nymph.</paragraph>
|
|
<paragraph pageId="9" pageNumber="36">
|
|
Slide-Mounted Features(measurements based on four specimens). Body oval, 0.49-0.64 mm long and 0.21-0.32 mm wide (Fig. 5). Antennae each 100-128
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, with 6 segments. Clypeolabral shield about 61-72
|
|
<normalizedToken originalValue="μm">μm</normalizedToken>
|
|
long. Labium about 42-56
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, shorter than clypeolabral shield. Legs well developed, stout; fore legs: coxa ca. 28-33
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, trochanter + femur 67-83
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, tibia + tarsus 86-94
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, ratio of lengths of tibia + tarsus to trochanter + femur 1.07-1.42, ratio of lengths of tibia to tarsus 0.72-0.88; mid legs: coxa ca. 31-33
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, trochanter + femur 72-83
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, tibia + tarsus 92-100
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, ratio of lengths of tibia + tarsus to trochanter + femur 1.10-1.55, ratio of lengths of tibia to tarsus 0.78-0.89; hind legs: coxa ca. 31-33
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, trochanter + femur 72-89
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, tibia + tarsus 100-111
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, ratio of lengths of tibia + tarsus to trochanter + femur 1.13-1.54, ratio of lengths of tibia to tarsus 0.89-1.38; claw stout, without denticle, about 11-14
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Translucent pores absent. Circulus absent. Both anterior and posterior ostioles present. Cerarii numbering one pairs, situated on anal lobes. Anal lobe cerarii (C18) each bearing 2 slender conical setae, each seta about 10-17
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, with 1 or 2 trilocular pores. All cerarii on a membranous areas. Anal lobes slightly developed, each ventral surface membranous, bearing an apical seta 56-75
|
|
<normalizedToken originalValue="μm">μm</normalizedToken>
|
|
long. Anal ring about 17-22
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long and 28-33
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
wide, bearing 6 setae, each seta about 39-56
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long.
|
|
</paragraph>
|
|
<paragraph pageId="10" pageNumber="37">
|
|
<pageBreakToken pageId="10" pageNumber="37" start="start">Dorsum</pageBreakToken>
|
|
. Dorsal surface with short, stiff setae present, mostly each 6-10
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Triocular pores present, each ca. 3
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter, scattered over dorsum. Multilocular disc pores absent. Oral rim tubular ducts absent. Oral collar tubular ducts absent.
|
|
</paragraph>
|
|
<paragraph pageId="11" pageNumber="38">
|
|
<pageBreakToken pageId="11" pageNumber="38" start="start">Venter</pageBreakToken>
|
|
. Ventral surface with normal flagellate setae present, mostly each 11-19
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long, many of them longer than those on dorsum, except for longer setae on head, each about 23-30
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
long. Trilocular pores present, each ca. 3
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in diameter, similar to those on dorsum, scattered over venter in a few number. Multilocular disc pores absent. Oral rim tubular ducts absent. Oral collar tubular ducts absent.
|
|
</paragraph>
|
|
<paragraph pageId="11" pageNumber="38">
|
|
Comments. The first-instar nymph can be distinguished from all instars by lacking oral rim and tubular ducts. It shares six-segmented antennae with the second instar, but its antennae are shorter than 130
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
(133-161
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
in second-instar females).
|
|
</paragraph>
|
|
<caption pageId="11" pageNumber="38">
|
|
<paragraph pageId="11" pageNumber="38">
|
|
Figure 5. First instar nymph of
|
|
<taxonomicName class="Insecta" family="Pseudococcidae" genus="Chorizococcus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chorizococcus zoysiae" order="Hemiptera" pageId="11" pageNumber="38" phylum="Arthropoda" rank="species" species="zoysiae">Chorizococcus zoysiae</taxonomicName>
|
|
Tsai, sp. n.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |