189 lines
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189 lines
12 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.818.32061" ID-GBIF-Dataset="d6c6e286-2d5c-4e3d-a173-415659d15103" ID-PMC="PMC6349806" ID-Pensoft-Pub="1313-2970-818-43" ID-PubMed="30700966" ID-ZBK="714A0D682E5249F8A5AC1C986F0C88FC" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1313-2970-818-43" ModsDocOrigin="ZooKeys 818" ModsDocTitle="A revision of Lachnodius Maskell (Hemiptera, Coccomorpha, Eriococcidae)" checkinTime="1548165979908" checkinUser="pensoft" docAuthor="Hardy, Nate B., Beardsley Jr, John W. & Gullan, Penny J." docDate="2019" docId="7D3061E13422E46D742A227C18270DE2" docLanguage="en" docName="ZooKeys 818: 43-88" docOrigin="ZooKeys 818" docSource="http://dx.doi.org/10.3897/zookeys.818.32061" docTitle="Lachnodius newi Beardsley, Gullan & Hardy, sp. n." docType="treatment" docUuid="83A4BFEC-226E-4382-8989-F674F704A2B3" docUuidSource="ZooBank" docVersion="5" lastPageNumber="43" masterDocId="FFF3FF95C9224D0D8A75FFABFFDCFFDA" masterDocTitle="A revision of Lachnodius Maskell (Hemiptera, Coccomorpha, Eriococcidae)" masterLastPageNumber="88" masterPageNumber="43" pageNumber="43" updateTime="1668166772981" 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 revision of Lachnodius Maskell (Hemiptera, Coccomorpha, Eriococcidae)</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>Hardy, Nate B.</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>Beardsley Jr, John W.</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>Gullan, Penny J.</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>2019</mods:date>
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<mods:detail type="volume">
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<mods:number>818</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>43</mods:start>
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<mods:end>88</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.818.32061</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.818.32061</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-818-43</mods:identifier>
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<mods:identifier type="ZBK">714A0D682E5249F8A5AC1C986F0C88FC</mods:identifier>
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<mods:identifier type="ZooBank">714A0D682E5249F8A5AC1C986F0C88FC</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="154127919" LSID="urn:lsid:zoobank.org:act:83A4BFEC-226E-4382-8989-F674F704A2B3" httpUri="http://treatment.plazi.org/id/7D3061E13422E46D742A227C18270DE2" lastPageNumber="43" pageId="0" pageNumber="43">
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<subSubSection pageId="0" pageNumber="43" type="nomenclature">
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<paragraph pageId="0" pageNumber="43">
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<taxonomicName LSID="http://zoobank.org/83A4BFEC-226E-4382-8989-F674F704A2B3" authority="Beardsley, Gullan & Hardy" class="Insecta" family="Eriococcidae" genus="Lachnodius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lachnodius newi" order="Hemiptera" pageId="0" pageNumber="43" phylum="Arthropoda" rank="species" species="newi">Lachnodius newi Beardsley, Gullan & Hardy</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="43">sp. n.</taxonomicNameLabel>
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Fig. 10
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="43" type="diagnosis">
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<paragraph pageId="0" pageNumber="43">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="43">Dorsum without sclerotic invaginations; marginal fringe of curved setae; anal ring invaginated.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="43" type="description">
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<paragraph pageId="0" pageNumber="43">Description.</paragraph>
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<paragraph pageId="0" pageNumber="43">
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Adult female (n = 1). Body outline of holotype slightly oblong; length 1.98 mm, greatest width 1.35 mm. Eyes 33
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Antennae seven-segmented; length 490
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<normalizedToken originalValue="μm">μm</normalizedToken>
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; with seven hair-like setae on segment I, ca. four hair-like setae on segment II, ten hair-like setae on segment III, four hair-like seta on segment IV, two hair-like setae + one fleshy seta on segment V, three hair-like setae + one fleshy seta on segment VI and six hair-like setae + three fleshy setae on segment V. Tentorial box with anterior extension of the dorsal arms, 245
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, 168
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Labium 98
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, 123
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Spiracles 115-130
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, 75-82
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide across atrium. Legs increasing in size caudad; fore legs: trochanter + femur 360
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, tibia 340
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, tarsus 130
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<normalizedToken originalValue="μm">μm</normalizedToken>
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; mid legs: trochanter + femur 385
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, tibia 350
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, tarsus 140
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<normalizedToken originalValue="μm">μm</normalizedToken>
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; hind legs: trochanter + femur 390
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, tibia 335
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, tarsus 133
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<normalizedToken originalValue="μm">μm</normalizedToken>
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; claw 38-40
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<normalizedToken originalValue="μm">μm</normalizedToken>
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; fore coxa with six setae, mid and hind coxae each with five setae, trochanter with four setae, femur with ca. 12 setae, tibia with 14-16 setae, tarsus with ten or eleven setae; tarsal digitules 63-70
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, claw digitules 48
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long; translucent pores on all segments of hind leg. Anal ring invaginated, cuticle surrounding ring sclerotic, 78
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide, with 12 setae; ring setae 63-75
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Pair of elongate caudal setae absent.
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</paragraph>
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<paragraph pageId="0" pageNumber="43">
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Dorsum. Derm densely covered with sclerotic spicules (i.e., well-developed microtrichia). Sclerotic urns and varioles absent. Dorsal setae ca. 3
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, scattered over dorsum. Macrotubular ducts ca. 10
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, with rim of dermal orifice ca. 5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Microtubular ducts ca. 5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, with rim of dermal orifice ca. 2
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide, scattered over dorsum. Dorsum delimited by fringe of ca. 180 setae on each side of body; each seta slender and recurved, length of setae ca. 13
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, each setal socket surrounded by irregular patch of sclerotic cuticle.
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</paragraph>
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<paragraph pageId="0" pageNumber="43">
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Venter. Ventral setae 10-40
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long; elongate setae medial of each coxa decreasing in size caudad: ca. 68
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long near fore coxa, ca. 45
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long near hind coxa; longest setae on head ca. 105
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Macrotubular ducts each ca. 15
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long, with rim of dermal orifice ca. 5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide, found along margin and in transverse band across each abdominal segment. Quinquelocular pores 5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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in diameter, dense on posterior abdominal segments, clustered around spiracles.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="43" type="etymology">
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<paragraph pageId="0" pageNumber="43">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="43">This species is dedicated to Dr TR New, of the former Department of Zoology (now Ecology, Environment and Evolution), La Trobe University, who accompanied JWB during many collecting trips made in Victoria during 1971-72, and who guided JWB to the spot where this species was discovered. The species epithet is a noun in the genitive singular.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="43" type="notes">
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<paragraph pageId="0" pageNumber="43">Notes.</paragraph>
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<paragraph pageId="0" pageNumber="43">
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The holotype is the only specimen known for this species, but it is distinctive. The specimen is relatively small and probably not fully expanded. However, the modest size of the antennae and legs, in comparison with other twig gall-inhabiting species (e.g.,
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<taxonomicName lsidName="L. lectularius" pageId="0" pageNumber="43" rank="species" species="lectularius">L. lectularius</taxonomicName>
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) suggests that even fully expanded adults of
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<taxonomicName lsidName="L. newi" pageId="0" pageNumber="43" rank="species" species="newi">L. newi</taxonomicName>
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would not measure much more than 4 mm long. The adult female of
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<taxonomicName lsidName="L. newi" pageId="0" pageNumber="43" rank="species" species="newi">L. newi</taxonomicName>
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would be confused most easily with those of
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<taxonomicName lsidName="L. melliodorae" pageId="0" pageNumber="43" rank="species" species="melliodorae">L. melliodorae</taxonomicName>
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, as both species have strongly recurved marginal setae. The adult female of
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<taxonomicName lsidName="L. newi" pageId="0" pageNumber="43" rank="species" species="newi">L. newi</taxonomicName>
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can be distinguished from those of
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<taxonomicName lsidName="L. melliodorae" pageId="0" pageNumber="43" rank="species" species="melliodorae">L. melliodorae</taxonomicName>
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by lacking urn-shaped sclerotic structures on the dorsum (present in
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<taxonomicName lsidName="L. melliodorae" pageId="0" pageNumber="43" rank="species" species="melliodorae">L. melliodorae</taxonomicName>
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). In their place are heavily sclerotized microtrichia. The adult female of
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<taxonomicName lsidName="L. newi" pageId="0" pageNumber="43" rank="species" species="newi">L. newi</taxonomicName>
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can be further differentiated from those of
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<taxonomicName lsidName="L. melliodorae" pageId="0" pageNumber="43" rank="species" species="melliodorae">L. melliodorae</taxonomicName>
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by having no dorsal macrotubular ducts with a seta touching the rim of the dermal orifice (some present in
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<taxonomicName lsidName="L. melliodorae" pageId="0" pageNumber="43" rank="species" species="melliodorae">L. melliodorae</taxonomicName>
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) and by lacking long setae at the middle of the posterolateral edge of antennal segment III.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="43" type="materials_examined">
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<paragraph pageId="0" pageNumber="43">Material examined.</paragraph>
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<paragraph pageId="0" pageNumber="43">
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Holotype: Victoria: adult female, on slide: ex shallow pit gall in twig,
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<taxonomicName class="Magnoliopsida" family="Myrtaceae" genus="Eucalyptus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Eucalyptus viminalis" order="Myrtales" pageId="0" pageNumber="43" phylum="Tracheophyta" rank="species" species="viminalis">Eucalyptus viminalis</taxonomicName>
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, Otway Ranges, Parker Road, heath area, 27 Oct 1971 JWB, V-168 (ANIC).
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</paragraph>
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<caption pageId="0" pageNumber="43">
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<paragraph pageId="0" pageNumber="43">
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Figure 10. Adult female of
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<taxonomicName class="Insecta" family="Eriococcidae" genus="Lachnodius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lachnodius newi" order="Hemiptera" pageId="0" pageNumber="43" phylum="Arthropoda" rank="species" species="newi">Lachnodius newi</taxonomicName>
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sp. n.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document>
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