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<document ID-DOI="10.25221/fee.426.4" ID-ISSN="2713-2196" ID-Zenodo-Dep="7165842" approvalRequired="46" approvalRequired_for_textStreams="43" approvalRequired_for_treatments="3" checkinTime="1665251604199" checkinUser="felipe" docAuthor="Kaplin, V. G." docDate="2021" docId="03C0878FFFC4152C90D4FE6FFC126D90" docLanguage="en" docName="FarEastEntomol.426.22-28.pdf" docOrigin="Far Eastern Entomologist 426" docSource="http://dx.doi.org/10.25221/fee.426.4" docStyle="DocumentStyle:68641B8F4A21450A5F9A74164B730F50.1:FarEastEntomol.2017-.journal_article" docStyleId="68641B8F4A21450A5F9A74164B730F50" docStyleName="FarEastEntomol.2017-.journal_article" docStyleVersion="1" docTitle="Petrobius montanus Kaplin 2021, sp. n." docType="treatment" docVersion="2" lastPageNumber="27" masterDocId="FFF9FFF7FFC615299037FFFEFFEB6C52" masterDocTitle="A new species of the bristletail genus Petrobius Leach, 1809 (Microcoryphia: Machilidae) from Crimea" masterLastPageNumber="28" masterPageNumber="22" pageNumber="24" updateTime="1665267326646" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>A new species of the bristletail genus Petrobius Leach, 1809 (Microcoryphia: Machilidae) from Crimea</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Kaplin, V. G.</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>Far Eastern Entomologist</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-03-04</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>426</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>22</mods:start>
<mods:end>28</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.25221/fee.426.4</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">10.25221/fee.426.4</mods:identifier>
<mods:identifier type="ISSN">2713-2196</mods:identifier>
<mods:identifier type="Zenodo-Dep">7165842</mods:identifier>
</mods:mods>
<treatment LSID="urn:lsid:plazi:treatment:03C0878FFFC4152C90D4FE6FFC126D90" httpUri="http://treatment.plazi.org/id/03C0878FFFC4152C90D4FE6FFC126D90" lastPageId="5" lastPageNumber="27" pageId="2" pageNumber="24">
<subSubSection pageId="2" pageNumber="24" type="nomenclature">
<paragraph blockId="2.[227,569,401,423]" box="[227,569,401,423]" pageId="2" pageNumber="24">
<heading box="[227,569,401,423]" centered="true" fontSize="9" level="2" pageId="2" pageNumber="24" reason="2">
<emphasis bold="true" box="[227,569,401,423]" pageId="2" pageNumber="24">
<taxonomicName authority="Kaplin" authorityName="Kaplin" authorityYear="2021" box="[227,504,401,423]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="2" pageNumber="24" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis bold="true" box="[227,427,401,423]" italics="true" pageId="2" pageNumber="24">Petrobius montanus</emphasis>
Kaplin
</taxonomicName>
,
<taxonomicNameLabel box="[515,569,402,423]" pageId="2" pageNumber="24" rank="species">sp. n.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph blockId="2.[227,1066,434,456]" box="[227,1066,434,456]" pageId="2" pageNumber="24">
http://zoobank.org/NomenclaturalActs/
<uuid box="[615,1066,434,456]" pageId="2" pageNumber="24">2CD27A81-E0A2-4780-A5C9-8F9793BE2CE6</uuid>
</paragraph>
</subSubSection>
<subSubSection box="[227,322,467,489]" pageId="2" pageNumber="24" type="description">
<paragraph blockId="2.[227,322,467,489]" box="[227,322,467,489]" pageId="2" pageNumber="24">
<figureCitation box="[227,322,467,489]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="2" pageNumber="24">Figs 111</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="24" type="materials_examined">
<paragraph blockId="2.[227,1128,521,1593]" box="[265,1127,521,544]" pageId="2" pageNumber="24">
<materialsCitation box="[265,1127,521,544]" country="Russia" latitude="44.52778" location="Crimea" municipality="Grand Canyon of Crimea" pageId="2" pageNumber="24" specimenCount="1" specimenCount-male="1" typeStatus="holotype">
MATERIAL.
<typeStatus box="[405,494,522,544]" pageId="2" pageNumber="24">Holotype</typeStatus>
<specimenCount box="[527,547,522,543]" pageId="2" pageNumber="24" type="male"></specimenCount>
,
<emphasis bold="true" box="[562,630,522,544]" pageId="2" pageNumber="24">
<collectingCountry box="[562,630,522,544]" name="Russia" pageId="2" pageNumber="24">Russia</collectingCountry>
</emphasis>
:
<location LSID="urn:lsid:plazi:treatment:03C0878FFFC4152C90D4FE6FFC126D90:8EB66042FFC4152B92B0FDF4FD3B6E72" box="[647,720,522,544]" country="Russia" latitude="44.52778" municipality="Grand Canyon of Crimea" name="Crimea" pageId="2" pageNumber="24">Crimea</location>
,
<collectingMunicipality box="[734,992,522,544]" pageId="2" pageNumber="24">Grand Canyon of Crimea</collectingMunicipality>
,
<geoCoordinate box="[1006,1123,521,544]" degrees="44" direction="north" minutes="31" orientation="latitude" pageId="2" pageNumber="24" precision="15" seconds="40" value="44.52778">44°3140″N</geoCoordinate>
,
</materialsCitation>
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,1125,548,572]" pageId="2" pageNumber="24">
<materialsCitation box="[227,1102,548,572]" collectingDate="2020-09-07" collectionCode="V, VIZR" elevation="550" longitude="34.016666" pageId="2" pageNumber="24" specimenCount="7" specimenCount-male="7" typeStatus="paratype">
<geoCoordinate box="[227,341,548,571]" degrees="34" direction="east" minutes="01" orientation="longitude" pageId="2" pageNumber="24" precision="15" seconds="00" value="34.016666">34°0100″E</geoCoordinate>
,
<quantity box="[352,465,549,571]" metricMagnitude="2" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" pageId="2" pageNumber="24" unit="m" value="550.0" valueMax="600.0" valueMin="500.0">
<elevation box="[352,465,549,571]" metricMagnitude="2" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" pageId="2" pageNumber="24" unit="m" value="550.0" valueMax="600.0" valueMin="500.0">500600 m</elevation>
</quantity>
,
<date box="[476,590,550,571]" pageId="2" pageNumber="24" value="2020-09-07">
<collectingDate box="[476,590,550,571]" pageId="2" pageNumber="24" value="2020-09-07">07.IX 2020</collectingDate>
</date>
, leg.
<collectionCode box="[644,664,550,571]" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" pageId="2" pageNumber="24" type="Museum">V</collectionCode>
. Kaplin, (
<collectionCode box="[760,819,550,571]" country="Russia" httpUri="http://grbio.org/cool/w1gb-qpbh" name="Collection for plant protection, All-Russian Institute of Plant Protection" pageId="2" pageNumber="24">VIZR</collectionCode>
) (in slides).
<typeStatus box="[943,1035,550,571]" pageId="2" pageNumber="24">Paratypes</typeStatus>
<specimenCount box="[1063,1102,550,571]" pageId="2" pageNumber="24" type="male">7 ♂</specimenCount>
</materialsCitation>
, 2
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,1126,577,599]" pageId="2" pageNumber="24">
<materialsCitation box="[227,1126,577,599]" collectionCode="VIZR" pageId="2" pageNumber="24" specimenCount="10" specimenCount-female="3" specimenCount-male="7" typeStatus="holotype">
<specimenCount box="[227,245,578,599]" pageId="2" pageNumber="24" type="female"></specimenCount>
, same locality, data and collector as for
<typeStatus box="[667,751,577,599]" pageId="2" pageNumber="24">holotype</typeStatus>
(
<collectionCode box="[768,827,577,598]" country="Russia" httpUri="http://grbio.org/cool/w1gb-qpbh" name="Collection for plant protection, All-Russian Institute of Plant Protection" pageId="2" pageNumber="24">VIZR</collectionCode>
) (
<specimenCount box="[851,892,577,599]" pageId="2" pageNumber="24" type="female">2 ♀</specimenCount>
in slides;
<specimenCount box="[1003,1043,578,599]" pageId="2" pageNumber="24" type="male">7 ♂</specimenCount>
in 75%
</materialsCitation>
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,313,605,627]" pageId="2" pageNumber="24">alcohol).</paragraph>
</subSubSection>
<subSubSection lastPageId="5" lastPageNumber="27" pageId="2" pageNumber="24" type="description">
<paragraph blockId="2.[227,1128,521,1593]" box="[265,1127,632,654]" pageId="2" pageNumber="24">
DESCRIPTION. Body length: male and female
<quantity box="[734,829,632,654]" metricMagnitude="-3" metricUnit="m" metricValue="9.5" metricValueMax="11.0" metricValueMin="8.0" pageId="2" pageNumber="24" unit="mm" value="9.5" valueMax="11.0" valueMin="8.0">811 mm</quantity>
. Body width: male and female
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,1128,660,682]" pageId="2" pageNumber="24">
2.0
<quantity box="[269,345,660,682]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="2" pageNumber="24" unit="mm" value="2.5">2.5 mm</quantity>
. Antennae length: about
<quantity box="[585,691,660,682]" metricMagnitude="-2" metricUnit="m" metricValue="1.25" metricValueMax="1.5" metricValueMin="1.0" pageId="2" pageNumber="24" unit="mm" value="12.5" valueMax="15.0" valueMin="10.0">1015 mm</quantity>
. Cerci length:
<quantity box="[832,950,660,682]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" metricValueMax="3.5" metricValueMin="2.9" pageId="2" pageNumber="24" unit="mm" value="3.2" valueMax="3.5" valueMin="2.9">2.93.5 mm</quantity>
. Total eyes width:
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
<quantity box="[227,346,688,709]" metricMagnitude="-4" metricUnit="m" metricValue="8.5" metricValueMax="9.0" metricValueMin="8.0" pageId="2" pageNumber="24" unit="mm" value="0.85" valueMax="0.9" valueMin="0.8">0.80.9 mm</quantity>
. Eye length:
<quantity box="[474,616,687,709]" metricMagnitude="-4" metricUnit="m" metricValue="4.95" metricValueMax="5.3" metricValueMin="4.6" pageId="2" pageNumber="24" unit="mm" value="0.495" valueMax="0.53" valueMin="0.46">0.460.53 mm</quantity>
. Paired ocellus width:
<quantity box="[838,980,687,709]" metricMagnitude="-4" metricUnit="m" metricValue="4.45" metricValueMax="4.6" metricValueMin="4.3" pageId="2" pageNumber="24" unit="mm" value="0.445" valueMax="0.46" valueMin="0.43">0.430.46 mm</quantity>
. Paired ocellus length: about
<quantity box="[366,459,715,737]" metricMagnitude="-4" metricUnit="m" metricValue="1.6" pageId="2" pageNumber="24" unit="mm" value="0.16">0.16 mm</quantity>
. Coxal styli length: about
<quantity box="[728,805,715,737]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="2" pageNumber="24" unit="mm" value="0.5">0.5 mm</quantity>
in male and female. Ovipositor length:
<quantity box="[300,376,743,764]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" pageId="2" pageNumber="24" unit="mm" value="3.2">3.2 mm</quantity>
.
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[265,1127,770,792]" pageId="2" pageNumber="24">General body color (in ethanol) whitish, or light yellow, without pigment. Antennal base,</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,1127,798,820]" pageId="2" pageNumber="24">scapus, pedicellus, frons, occiput, mandibles, maxillae, hypopharynx, tarsi, tibiae, femora, 2</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">5th palpomeres of maxillary palps, 2nd and 3rd palpomeres of labial palps with brown-violet pigment of low or medium intensity. Tibia and first tarsomere are the most pigmented.</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
Flagellum of antennae without scales. Scales color light brown, brown or dark brown on the upper surface of the body; light brown on the ventral side of the body. Antennae longer than body. Distal chains of flagellum divided into 1216 annuli in male and 1719 annuli in female. Аpical annuli of distal chains with two “rosetenfӧrmige” sensilla of A form (NotarioMuñoz
<emphasis box="[305,358,991,1013]" italics="true" pageId="2" pageNumber="24">et al.</emphasis>
1997). Cercus approximately 0.360.39 (male) or about 0.35 (female) body length, including about 1617 articles. Apex of cerci with two well developed lateral spikes.
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">Articles of cerci, except for apical two, with 14 colorless supporting macrochaetae on inner side.</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
Compound eyes dark with blue tint (in alcohol). Ratio of length to width of compound eye 1.141.19; ratio of length of contact line to length of eye
<quantity box="[823,945,1129,1151]" metricMagnitude="-2" metricUnit="m" metricValue="1.6383" metricValueMax="1.7779999999999998" metricValueMin="1.4986" pageId="2" pageNumber="24" unit="in" value="0.645" valueMax="0.7" valueMin="0.59">0.590.70 in</quantity>
both sexes. Paired ocelli whitish or light brown, shoe-shaped, subinferior to compound eyes. Frons slightly swollen between the paired ocelli. Distance between inner margins of ocelli about 0.08 and between their outer margins 0.920.95 total width of compound eyes in both sexes (
<figureCitation box="[1033,1089,1212,1234]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="2" pageNumber="24">Fig. 1</figureCitation>
).
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[265,1127,1239,1261]" pageId="2" pageNumber="24">Apical palpomere of maxillary palp 0.74 (male) or 0.62 (female) times as long as prece-</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">ding one, ratio of lengths of 5th and 4th palpomeres 1.33 and 1.23, respectively. Dorsal surface of 7th, 6th and 5th palpomeres of maxillary palp with 12, 11 and 3 (male) or 13, 15</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,1127,1322,1344]" pageId="2" pageNumber="24">
and 2 (female) hyaline spines, respectively (
<figureCitation box="[668,730,1322,1344]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="2" pageNumber="24">Fig. 2</figureCitation>
). Apical palpomere of labial palp trian-
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
gularly oval, 2.8 (male) or 2.7 (female) times as long as wide, with about 22 and 14 sensorial cones, respectively (
<figureCitation box="[425,514,1377,1399]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="2" pageNumber="24">Figs 3, 4</figureCitation>
). Mandibles with one (female) or two (male) distal teeth (Figs
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" box="[227,277,1405,1427]" pageId="2" pageNumber="24">5, 6).</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
Fore and middle femur of male and female widened (
<figureCitation box="[779,838,1433,1455]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="2" pageNumber="24">Fig. 7</figureCitation>
). Hind tarsus longer than fore and middle tarsus 1.2 times. Ratios of length to width of femur, tibia and tarsus as shown in
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
<tableCitation box="[227,302,1488,1510]" captionStart="Table 1" captionStartId="4.[227,282,263,285]" captionText="Table 1. Ratios of length to width of main leg segments of Petrobius montanus sp. n." pageId="2" pageNumber="24">Table 1</tableCitation>
. Ratio of length of 3rd tarsomere of hind tarsus to its total length
<quantity box="[954,1077,1488,1510]" metricMagnitude="-3" metricUnit="m" metricValue="8.128" metricValueMax="8.382" metricValueMin="7.874" pageId="2" pageNumber="24" unit="in" value="0.32" valueMax="0.33" valueMin="0.31">0.310.33 in</quantity>
both sexes. Ventral surface of femora, tibiae and tarsi with hyaline spine-like chaetae in both sexes
</paragraph>
<paragraph blockId="2.[227,1128,521,1593]" pageId="2" pageNumber="24">
(
<tableCitation box="[233,310,1543,1565]" captionStart="Table 2" captionStartId="4.[227,282,889,911]" captionText="Table 2. Number of hyaline spines on the legs of female Petrobius montanus sp. n." pageId="2" pageNumber="24">Table 2</tableCitation>
). Ratio of length of coxal styli to width of middle and hind coxae about
<quantity box="[1006,1127,1543,1565]" metricMagnitude="-2" metricUnit="m" metricValue="3.3782" metricValueMax="3.4036" metricValueMin="3.3528" pageId="2" pageNumber="24" unit="in" value="1.33" valueMax="1.34" valueMin="1.32">1.321.34 in</quantity>
male,
<quantity box="[286,407,1571,1593]" metricMagnitude="-2" metricUnit="m" metricValue="3.8481" metricValueMax="3.937" metricValueMin="3.7592" pageId="2" pageNumber="24" unit="in" value="1.515" valueMax="1.55" valueMin="1.48">1.481.55 in</quantity>
female.
</paragraph>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7165846" ID-Zenodo-Dep="7165846" box="[265,1127,1489,1511]" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="3" pageNumber="25" startId="3.[265,306,1489,1511]" targetBox="[261,1086,261,1459]" targetPageId="3">
<paragraph blockId="3.[227,1127,1489,1621]" box="[265,1127,1489,1511]" pageId="3" pageNumber="25">
Figs 111.
<taxonomicName authority="Kaplin" authorityName="Kaplin" authorityYear="2021" box="[373,641,1489,1511]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="3" pageNumber="25" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis box="[373,566,1489,1511]" italics="true" pageId="3" pageNumber="25">Petrobius montanus</emphasis>
Kaplin
</taxonomicName>
,
<emphasis bold="true" box="[651,706,1489,1510]" pageId="3" pageNumber="25">
<taxonomicNameLabel box="[651,706,1489,1510]" pageId="3" pageNumber="25" rank="species">sp. n.</taxonomicNameLabel>
</emphasis>
, holotype ♂ (13, 5, 7, 8, 11) and paratype
</paragraph>
</caption>
<paragraph blockId="3.[227,1127,1489,1621]" box="[227,1127,1516,1538]" pageId="3" pageNumber="25">
<specimenCount box="[227,245,1517,1538]" pageId="3" pageNumber="25" type="female"></specimenCount>
(4, 6, 9, 10). 1 compound eyes and paired ocelli; 2 maxillary palpus; 3, 4 labial palpus;
</paragraph>
<paragraph blockId="3.[227,1127,1489,1621]" box="[227,1127,1544,1566]" pageId="3" pageNumber="25">5, 6 apex of mandible; 7 fore leg; 8 posterior portion of urocoxites VIII, with stylus;</paragraph>
<paragraph blockId="3.[227,1127,1489,1621]" box="[227,1127,1572,1594]" pageId="3" pageNumber="25">9 urocoxite IX, with anterior gonapophyses; 10 distal part of anterior gonapophyse; 11 </paragraph>
<paragraph blockId="3.[227,1127,1489,1621]" box="[227,812,1599,1621]" pageId="3" pageNumber="25">
urocoxite IX, with penis and paramera. Scale bars =
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.
</paragraph>
<caption box="[227,1043,263,285]" pageId="4" pageNumber="26" startId="4.[227,282,263,285]">
<paragraph blockId="4.[227,1043,263,285]" box="[227,1043,263,285]" pageId="4" pageNumber="26">
Table 1. Ratios of length to width of main leg segments of
<taxonomicName authority="Kaplin, 2021" authorityName="Kaplin" authorityYear="2021" box="[793,985,263,285]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="4" pageNumber="26" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis box="[793,985,263,285]" italics="true" pageId="4" pageNumber="26">Petrobius montanus</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[992,1043,263,284]" pageId="4" pageNumber="26" rank="species">sp. n.</taxonomicNameLabel>
</paragraph>
</caption>
<paragraph pageId="4" pageNumber="26">
<table box="[227,1076,306,543]" gridcols="7" gridrows="6" pageId="4" pageNumber="26">
<tr box="[227,1076,306,328]" gridrow="0" pageId="4" pageNumber="26">
<th box="[227,1076,306,328]" colspan="7" colspanRight="6" gridcol="0" gridrow="0" pageId="4" pageNumber="26">
<emphasis bold="true" box="[659,820,306,328]" pageId="4" pageNumber="26">Sex, pair of legs</emphasis>
</th>
</tr>
<tr box="[227,1076,335,385]" gridrow="1" pageId="4" pageNumber="26">
<th box="[227,336,335,385]" gridcol="0" gridrow="1" pageId="4" pageNumber="26">
<emphasis bold="true" box="[239,336,341,363]" pageId="4" pageNumber="26">Segments</emphasis>
</th>
<td box="[410,452,335,385]" gridcol="1" gridrow="1" pageId="4" pageNumber="26">fore</td>
<td box="[528,595,335,385]" gridcol="2" gridrow="1" pageId="4" pageNumber="26">
<emphasis bold="true" box="[528,580,335,356]" pageId="4" pageNumber="26">Male</emphasis>
middle
</td>
<td box="[663,706,335,385]" gridcol="3" gridrow="1" pageId="4" pageNumber="26">hind</td>
<td box="[787,829,335,385]" gridcol="4" gridrow="1" pageId="4" pageNumber="26">fore</td>
<td box="[893,968,335,385]" gridcol="5" gridrow="1" pageId="4" pageNumber="26">
<emphasis bold="true" box="[893,968,335,356]" pageId="4" pageNumber="26">Female</emphasis>
middle
</td>
<td box="[1033,1076,335,385]" gridcol="6" gridrow="1" pageId="4" pageNumber="26">hind</td>
</tr>
<tr box="[227,1076,406,428]" gridrow="2" pageId="4" pageNumber="26">
<th box="[227,336,406,428]" gridcol="0" gridrow="2" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,298,407,428]" pageId="4" pageNumber="26">Tarsus</emphasis>
</th>
<td box="[410,452,406,428]" gridcol="1" gridrow="2" pageId="4" pageNumber="26">6.06</td>
<td box="[528,595,406,428]" gridcol="2" gridrow="2" pageId="4" pageNumber="26">6.60</td>
<td box="[663,706,406,428]" gridcol="3" gridrow="2" pageId="4" pageNumber="26">7.56</td>
<td box="[787,829,406,428]" gridcol="4" gridrow="2" pageId="4" pageNumber="26">6.44</td>
<td box="[893,968,406,428]" gridcol="5" gridrow="2" pageId="4" pageNumber="26">6.06</td>
<td box="[1033,1076,406,428]" gridcol="6" gridrow="2" pageId="4" pageNumber="26">7.47</td>
</tr>
<tr box="[227,1076,448,471]" gridrow="3" pageId="4" pageNumber="26">
<th box="[227,336,448,471]" gridcol="0" gridrow="3" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,282,449,471]" pageId="4" pageNumber="26">Tibia</emphasis>
</th>
<td box="[410,452,448,471]" gridcol="1" gridrow="3" pageId="4" pageNumber="26">3.38</td>
<td box="[528,595,448,471]" gridcol="2" gridrow="3" pageId="4" pageNumber="26">2.45</td>
<td box="[663,706,448,471]" gridcol="3" gridrow="3" pageId="4" pageNumber="26">2.90</td>
<td box="[787,829,448,471]" gridcol="4" gridrow="3" pageId="4" pageNumber="26">2.82</td>
<td box="[893,968,448,471]" gridcol="5" gridrow="3" pageId="4" pageNumber="26">2.06</td>
<td box="[1033,1076,448,471]" gridcol="6" gridrow="3" pageId="4" pageNumber="26">2.50</td>
</tr>
<tr box="[227,1076,484,506]" gridrow="4" pageId="4" pageNumber="26">
<th box="[227,336,484,506]" gridcol="0" gridrow="4" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,296,485,506]" pageId="4" pageNumber="26">Femur</emphasis>
</th>
<td box="[410,452,484,506]" gridcol="1" gridrow="4" pageId="4" pageNumber="26">1.94</td>
<td box="[528,595,484,506]" gridcol="2" gridrow="4" pageId="4" pageNumber="26">2.12</td>
<td box="[663,706,484,506]" gridcol="3" gridrow="4" pageId="4" pageNumber="26">2.46</td>
<td box="[787,829,484,506]" gridcol="4" gridrow="4" pageId="4" pageNumber="26">1.92</td>
<td box="[893,968,484,506]" gridcol="5" gridrow="4" pageId="4" pageNumber="26">1.91</td>
<td box="[1033,1076,484,506]" gridcol="6" gridrow="4" pageId="4" pageNumber="26">2.53</td>
</tr>
<tr box="[227,1076,521,543]" gridrow="5" pageId="4" pageNumber="26">
<th box="[227,336,521,543]" gridcol="0" gridrow="5" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,280,521,543]" pageId="4" pageNumber="26">Coxa</emphasis>
</th>
<td box="[410,452,521,543]" gridcol="1" gridrow="5" pageId="4" pageNumber="26">2.59</td>
<td box="[528,595,521,543]" gridcol="2" gridrow="5" pageId="4" pageNumber="26">2.64</td>
<td box="[663,706,521,543]" gridcol="3" gridrow="5" pageId="4" pageNumber="26">2.73</td>
<td box="[787,829,521,543]" gridcol="4" gridrow="5" pageId="4" pageNumber="26">2.28</td>
<td box="[893,968,521,543]" gridcol="5" gridrow="5" pageId="4" pageNumber="26">2.87</td>
<td box="[1033,1076,521,543]" gridcol="6" gridrow="5" pageId="4" pageNumber="26">2.95</td>
</tr>
</table>
</paragraph>
<paragraph blockId="4.[227,1127,585,856]" pageId="4" pageNumber="26">In both sexes, urocoxites I and VIVII with 1 + 1 eversible vesicles, but urocoxites IIV with 2 + 2 eversible vesicles. Posterior angle of urosternites IIVII approximately 110112°,</paragraph>
<paragraph blockId="4.[227,1127,585,856]" pageId="4" pageNumber="26">VIII about 130°. Ratios of lengths of urosternites and urocoxites IIVII, on the one hand, and urostyli (without apical spine) and urocoxites IIVII, on the other hand, 0.520.63 and 0.56</paragraph>
<paragraph blockId="4.[227,1127,585,856]" pageId="4" pageNumber="26">
0.65, respectively, in both sexes. Ratios of lengths of urostyli and urocoxites VIII
<quantity box="[1057,1127,696,718]" metricMagnitude="-2" metricUnit="m" metricValue="1.8542" pageId="4" pageNumber="26" unit="in" value="0.73">0.73 in</quantity>
male and
<quantity box="[325,392,723,745]" metricMagnitude="-2" metricUnit="m" metricValue="1.905" pageId="4" pageNumber="26" unit="in" value="0.75">0.75 in</quantity>
female, IX 0.77 and 0.64, respectively. Ratios of lengths of apical spines and urostyli IIVIII 0.360.40, in both sexes. Thoracic tergites, urosternites, urocoxites I,
</paragraph>
<paragraph blockId="4.[227,1127,585,856]" box="[227,1127,779,801]" pageId="4" pageNumber="26">IVIX; urotergites IIV and X without macrochaetae. Urocoxites IIIII with 1 + 1, urotergites</paragraph>
<paragraph blockId="4.[227,1127,585,856]" pageId="4" pageNumber="26">
VVIII with 1+1, IX with 2 + 2 sublateral macrochaetae. Urocoxites VIII in male with slightly protruding lobes between styli (
<figureCitation box="[532,589,834,856]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="4" pageNumber="26">Fig. 8</figureCitation>
).
</paragraph>
<caption box="[227,1023,889,911]" pageId="4" pageNumber="26" startId="4.[227,282,889,911]">
<paragraph blockId="4.[227,1023,889,911]" box="[227,1023,889,911]" pageId="4" pageNumber="26">
Table 2. Number of hyaline spines on the legs of female
<taxonomicName authority="Kaplin, 2021" authorityName="Kaplin" authorityYear="2021" box="[772,964,889,911]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="4" pageNumber="26" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis box="[772,964,889,911]" italics="true" pageId="4" pageNumber="26">Petrobius montanus</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[971,1023,890,911]" pageId="4" pageNumber="26" rank="species">sp. n.</taxonomicNameLabel>
</paragraph>
</caption>
<paragraph pageId="4" pageNumber="26">
<table box="[227,1106,932,1215]" gridcols="7" gridrows="8" pageId="4" pageNumber="26">
<tr box="[227,1106,932,954]" gridrow="0" pageId="4" pageNumber="26">
<th box="[227,1106,932,954]" colspan="7" colspanRight="6" gridcol="0" gridrow="0" pageId="4" pageNumber="26">
<emphasis bold="true" box="[712,873,932,954]" pageId="4" pageNumber="26">Sex, pair of legs</emphasis>
</th>
</tr>
<tr box="[227,1106,961,981]" gridrow="1" pageId="4" pageNumber="26" rowspan-1="1" rowspan-3="1" rowspan-4="1" rowspan-6="1">
<th box="[227,416,961,1012]" gridcol="0" gridrow="1" pageId="4" pageNumber="26" rowspan="2" rowspanBelow="1">
<emphasis bold="true" box="[280,377,967,989]" pageId="4" pageNumber="26">Segments</emphasis>
</th>
<td box="[593,666,961,1012]" gridcol="2" gridrow="1" pageId="4" pageNumber="26" rowspan="2" rowspanBelow="1">
<emphasis bold="true" box="[593,645,961,982]" pageId="4" pageNumber="26">Male</emphasis>
middle
</td>
<td box="[933,1000,961,1012]" gridcol="5" gridrow="1" pageId="4" pageNumber="26" rowspan="2" rowspanBelow="1">
<emphasis bold="true" box="[940,992,961,982]" pageId="4" pageNumber="26">Male</emphasis>
middle
</td>
</tr>
<tr box="[227,1106,990,1012]" gridrow="2" pageId="4" pageNumber="26">
<td box="[488,527,990,1012]" gridcol="1" gridrow="2" pageId="4" pageNumber="26">fore</td>
<td box="[722,765,990,1012]" gridcol="3" gridrow="2" pageId="4" pageNumber="26">hind</td>
<td box="[828,867,990,1012]" gridcol="4" gridrow="2" pageId="4" pageNumber="26">fore</td>
<td box="[1063,1106,990,1012]" gridcol="6" gridrow="2" pageId="4" pageNumber="26">hind</td>
</tr>
<tr box="[227,1106,1032,1053]" gridrow="3" pageId="4" pageNumber="26">
<th box="[227,416,1032,1053]" gridcol="0" gridrow="3" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,406,1032,1053]" pageId="4" pageNumber="26">Tarsomeres 1st</emphasis>
</th>
<td box="[488,527,1032,1053]" gridcol="1" gridrow="3" pageId="4" pageNumber="26">1-2</td>
<td box="[593,666,1032,1053]" gridcol="2" gridrow="3" pageId="4" pageNumber="26">2-3</td>
<td box="[722,765,1032,1053]" gridcol="3" gridrow="3" pageId="4" pageNumber="26">3</td>
<td box="[828,867,1032,1053]" gridcol="4" gridrow="3" pageId="4" pageNumber="26">2</td>
<td box="[933,1000,1032,1053]" gridcol="5" gridrow="3" pageId="4" pageNumber="26">2-3</td>
<td box="[1063,1106,1032,1053]" gridcol="6" gridrow="3" pageId="4" pageNumber="26">3-4</td>
</tr>
<tr box="[227,1106,1073,1096]" gridrow="4" pageId="4" pageNumber="26">
<th box="[227,416,1073,1096]" gridcol="0" gridrow="4" pageId="4" pageNumber="26">
<emphasis bold="true" box="[377,416,1074,1095]" pageId="4" pageNumber="26">2nd</emphasis>
</th>
<td box="[488,527,1073,1096]" gridcol="1" gridrow="4" pageId="4" pageNumber="26">5</td>
<td box="[593,666,1073,1096]" gridcol="2" gridrow="4" pageId="4" pageNumber="26">7-8</td>
<td box="[722,765,1073,1096]" gridcol="3" gridrow="4" pageId="4" pageNumber="26">7-8</td>
<td box="[828,867,1073,1096]" gridcol="4" gridrow="4" pageId="4" pageNumber="26">6</td>
<td box="[933,1000,1073,1096]" gridcol="5" gridrow="4" pageId="4" pageNumber="26">6</td>
<td box="[1063,1106,1073,1096]" gridcol="6" gridrow="4" pageId="4" pageNumber="26">6-7</td>
</tr>
<tr box="[227,1106,1116,1137]" gridrow="5" pageId="4" pageNumber="26">
<th box="[227,416,1116,1137]" gridcol="0" gridrow="5" pageId="4" pageNumber="26">
<emphasis bold="true" box="[377,413,1116,1137]" pageId="4" pageNumber="26">3rd</emphasis>
</th>
<td box="[488,527,1116,1137]" gridcol="1" gridrow="5" pageId="4" pageNumber="26">1</td>
<td box="[593,666,1116,1137]" gridcol="2" gridrow="5" pageId="4" pageNumber="26">2</td>
<td box="[722,765,1116,1137]" gridcol="3" gridrow="5" pageId="4" pageNumber="26">0</td>
<td box="[828,867,1116,1137]" gridcol="4" gridrow="5" pageId="4" pageNumber="26">1-2</td>
<td box="[933,1000,1116,1137]" gridcol="5" gridrow="5" pageId="4" pageNumber="26">1-2</td>
<td box="[1063,1106,1116,1137]" gridcol="6" gridrow="5" pageId="4" pageNumber="26">1-2</td>
</tr>
<tr box="[227,1106,1157,1180]" gridrow="6" pageId="4" pageNumber="26">
<th box="[227,416,1157,1180]" gridcol="0" gridrow="6" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,282,1158,1180]" pageId="4" pageNumber="26">Tibia</emphasis>
</th>
<td box="[488,527,1157,1180]" gridcol="1" gridrow="6" pageId="4" pageNumber="26">2</td>
<td box="[593,666,1157,1180]" gridcol="2" gridrow="6" pageId="4" pageNumber="26">2-3</td>
<td box="[722,765,1157,1180]" gridcol="3" gridrow="6" pageId="4" pageNumber="26">4</td>
<td box="[828,867,1157,1180]" gridcol="4" gridrow="6" pageId="4" pageNumber="26">2</td>
<td box="[933,1000,1157,1180]" gridcol="5" gridrow="6" pageId="4" pageNumber="26">5</td>
<td box="[1063,1106,1157,1180]" gridcol="6" gridrow="6" pageId="4" pageNumber="26">2-3</td>
</tr>
<tr box="[227,1106,1193,1215]" gridrow="7" pageId="4" pageNumber="26">
<th box="[227,416,1193,1215]" gridcol="0" gridrow="7" pageId="4" pageNumber="26">
<emphasis bold="true" box="[227,296,1194,1215]" pageId="4" pageNumber="26">Femur</emphasis>
</th>
<td box="[488,527,1193,1215]" gridcol="1" gridrow="7" pageId="4" pageNumber="26">0</td>
<td box="[593,666,1193,1215]" gridcol="2" gridrow="7" pageId="4" pageNumber="26">1</td>
<td box="[722,765,1193,1215]" gridcol="3" gridrow="7" pageId="4" pageNumber="26">0</td>
<td box="[828,867,1193,1215]" gridcol="4" gridrow="7" pageId="4" pageNumber="26">0-1</td>
<td box="[933,1000,1193,1215]" gridcol="5" gridrow="7" pageId="4" pageNumber="26">1</td>
<td box="[1063,1106,1193,1215]" gridcol="6" gridrow="7" pageId="4" pageNumber="26">1</td>
</tr>
</table>
</paragraph>
<paragraph blockId="4.[227,1128,1270,1616]" pageId="4" pageNumber="26">
Ovipositor slender, elongate, visibly surpassing apex of styli IX (
<figureCitation box="[918,978,1270,1292]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="4" pageNumber="26">Fig. 9</figureCitation>
). Anterior and posterior gonapophyses with approximately 61 and 62 divisions, respectively. About forty basal divisions of posterior gonapophyses glabrous. All divisions of anterior gonapophyses with chaetae. Apical spines of gonapophyses as long as about 4.5 apical divisions combined.
</paragraph>
<paragraph blockId="4.[227,1128,1270,1616]" box="[227,1127,1378,1400]" pageId="4" pageNumber="26">Distal divisions of anterior and posterior gonapophyses with 9 and 6 chaetae, respectively</paragraph>
<paragraph blockId="4.[227,1128,1270,1616]" box="[227,763,1405,1427]" pageId="4" pageNumber="26">
(not counting sensory setae and apical spines) (
<figureCitation box="[680,752,1405,1427]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="4" pageNumber="26">Fig. 10</figureCitation>
).
</paragraph>
<paragraph blockId="4.[227,1128,1270,1616]" pageId="4" pageNumber="26">
Male genitalia with one pair entire paramera with numerous short bristles on abdominal segment IX (
<figureCitation box="[359,434,1459,1481]" captionStart="Figs 111" captionStartId="3.[265,306,1489,1511]" captionTargetBox="[261,1086,261,1459]" captionTargetId="figure-1@3.[245,1108,257,1472]" captionTargetPageId="3" captionText="Figs 111. Petrobius montanus Kaplin, sp. n., holotype ♂ (13, 5, 7, 8, 11) and paratype" figureDoi="http://doi.org/10.5281/zenodo.7165846" httpUri="https://zenodo.org/record/7165846/files/figure.png" pageId="4" pageNumber="26">Fig. 11</figureCitation>
). Parameres noticeable shorter than the basal portion of penis. Ratio length to width of distal portion of penis about 2.8. Penis relatively long, significantly exceed level of the apex of urocoxites IX. Terminal portion of penis covered with bristles, longest in the apical part. Ratio lengths of basal and terminal portions of penis about 1.2.
</paragraph>
<paragraph blockId="4.[227,1128,1270,1616]" box="[265,1127,1567,1589]" pageId="4" pageNumber="26">
HABITATS. All specimens of
<taxonomicName authority="Kaplin, 2021" authorityName="Kaplin" authorityYear="2021" box="[580,776,1567,1589]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="4" pageNumber="26" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis box="[580,776,1567,1589]" italics="true" pageId="4" pageNumber="26">Petrobius montanus</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[786,842,1568,1589]" pageId="4" pageNumber="26" rank="species">sp. n.</taxonomicNameLabel>
were collected in the forest
</paragraph>
<paragraph blockId="4.[227,1128,1270,1616]" box="[227,996,1594,1616]" pageId="4" pageNumber="26">
(
<taxonomicName box="[235,360,1595,1616]" class="Magnoliopsida" family="Betulaceae" genus="Carpinus" kingdom="Plantae" order="Fagales" pageId="4" pageNumber="26" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis box="[235,324,1595,1616]" italics="true" pageId="4" pageNumber="26">Carpinus</emphasis>
sp.
</taxonomicName>
,
<taxonomicName box="[370,465,1595,1616]" class="Magnoliopsida" family="Fagaceae" genus="Fagus" kingdom="Plantae" order="Fagales" pageId="4" pageNumber="26" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis box="[370,430,1595,1616]" italics="true" pageId="4" pageNumber="26">Fagus</emphasis>
sp.
</taxonomicName>
,
<taxonomicName box="[475,655,1594,1616]" class="Magnoliopsida" family="Oleaceae" genus="Fraxinus" kingdom="Plantae" order="Lamiales" pageId="4" pageNumber="26" phylum="Tracheophyta" rank="species" species="excelsior">
<emphasis box="[475,655,1594,1616]" italics="true" pageId="4" pageNumber="26">Fraxinus excelsior</emphasis>
</taxonomicName>
,
<taxonomicName box="[666,809,1594,1616]" class="Magnoliopsida" family="Fagaceae" genus="Quercus" kingdom="Plantae" order="Fagales" pageId="4" pageNumber="26" phylum="Tracheophyta" rank="species" species="robur">
<emphasis box="[666,809,1594,1616]" italics="true" pageId="4" pageNumber="26">Quercus robur</emphasis>
</taxonomicName>
) among the stones.
</paragraph>
<paragraph blockId="5.[227,1127,263,450]" pageId="5" pageNumber="27">
DIFFERENTIAL DIAGNOSIS.
<taxonomicName authority="Kaplin, 2021" authorityName="Kaplin" authorityYear="2021" box="[587,782,263,285]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="5" pageNumber="27" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis box="[587,782,263,285]" italics="true" pageId="5" pageNumber="27">Petrobius montanus</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[792,846,263,284]" pageId="5" pageNumber="27" rank="species">sp. n.</taxonomicNameLabel>
with the antennal flagellum devoid of scales belongs to the subfamily
<taxonomicName authorityName="Kaplin" authorityYear="1985" box="[666,779,291,313]" class="Insecta" family="Machilidae" kingdom="Animalia" order="Archaeognatha" pageId="5" pageNumber="27" phylum="Arthropoda" rank="subFamily" subFamily="Petrobiinae">Petrobiinae</taxonomicName>
; with 2 + 2 eversible vesicles on urocoxites IIV, obtusangle urosternites, shoe-shaped paired ocelli, entire paramera on the
</paragraph>
<paragraph blockId="5.[227,1127,263,450]" pageId="5" pageNumber="27">
IXth abdominal segment, molar area of mandible with 1 or 2 inconspicuosus teeth to the genus
<taxonomicName authorityName="Leach" authorityYear="1809" box="[291,384,373,394]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="5" pageNumber="27" phylum="Arthropoda" rank="genus">
<emphasis box="[291,384,373,394]" italics="true" pageId="5" pageNumber="27">Petrobius</emphasis>
</taxonomicName>
. Among the described species
<taxonomicName authority="Kaplin, 2021" authorityName="Kaplin" authorityYear="2021" box="[692,886,373,395]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="5" pageNumber="27" phylum="Arthropoda" rank="species" species="montanus" status="sp. n.">
<emphasis box="[692,886,373,395]" italics="true" pageId="5" pageNumber="27">Petrobius montanus</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[894,948,374,395]" pageId="5" pageNumber="27" rank="species">sp. n.</taxonomicNameLabel>
is most similar to
</paragraph>
<paragraph blockId="5.[227,1127,263,450]" box="[227,1083,401,423]" pageId="5" pageNumber="27">
<taxonomicName authorityName="Kaplin" authorityYear="1983" box="[227,341,402,423]" class="Insecta" family="Machilidae" genus="Petrobius" kingdom="Animalia" order="Archaeognatha" pageId="5" pageNumber="27" phylum="Arthropoda" rank="species" species="crimaeus">
<emphasis box="[227,341,402,423]" italics="true" pageId="5" pageNumber="27">P. crimaeus</emphasis>
</taxonomicName>
. Main morphological differences between these species are given in
<tableCitation box="[1005,1079,401,423]" captionStart="Table 3" captionStartId="5.[227,282,484,506]" captionText="Table 3. Main differences between Petrobius montanus sp. n. and P. crimaeus Kaplin, 1983" pageId="5" pageNumber="27">Table 3</tableCitation>
.
</paragraph>
</subSubSection>
<subSubSection box="[265,1017,428,450]" pageId="5" pageNumber="27" type="etymology">
<paragraph blockId="5.[227,1127,263,450]" box="[265,1017,428,450]" pageId="5" pageNumber="27">
ETYMOLOGY. The new species is named after the predominant habitat
<typeStatus box="[969,1013,429,450]" pageId="5" pageNumber="27">type</typeStatus>
.
</paragraph>
</subSubSection>
</treatment>
</document>