treatments-xml/data/D2/7B/87/D27B87A3FF96F119FF30FCBC96D1FAF1.xml

<document id="F26C89A1238A33F68239740B77F98D47" ID-CLB-Dataset="6839" ID-DOI="http://doi.org/10.5281/zenodo.4760320" ID-GBIF-Dataset="b57353e3-eb49-4e99-8bbc-663c127b6842" ID-ISSN="1854-0392" ID-Zenodo-Dep="4760320" IM.materialsCitations_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects" IM.treatments_approvedBy="felipe" checkinTime="1620961955397" checkinUser="felipe" docAuthor="Sandberg, John B." docDate="2011" docId="D27B87A3FF96F119FF30FCBC96D1FAF1" docLanguage="en" docName="Illiesia.7.22.202-258.pdf" docOrigin="Illiesia 7 (22)" docStyle="DocumentStyle:3ED4ECBC8873166DC296BE619562C54F.3:Illiesia.2009-.journal_article" docStyleId="3ED4ECBC8873166DC296BE619562C54F" docStyleName="Illiesia.2009-.journal_article" docStyleVersion="3" docTitle="Isoperla OF" docType="key" docVersion="8" lastPageNumber="210" masterDocId="2E42FFDBFF91F111FF8DFFD59372FFD3" masterDocTitle="The Isoperla Of California (Plecoptera: Perlodidae); Larval Descriptions And A Key To 17 Western Nearctic Species" masterLastPageNumber="258" masterPageNumber="202" pageNumber="209" updateTime="1692378301756" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0">
<mods:mods id="2B06170B072C56CE0E2AD47517EB0A5D" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="FBF986842A4EAA6078CE26E89B783FDD">
<mods:title id="22F3FB4B32FF401AC1D6CA2383B7A239">The Isoperla Of California (Plecoptera: Perlodidae); Larval Descriptions And A Key To 17 Western Nearctic Species</mods:title>
</mods:titleInfo>
<mods:name id="28E1C18ADD56365A4F4F44A2C06F79B3" type="personal">
<mods:role id="65939D02C762B19C975ED2D0C6C3931E">
<mods:roleTerm id="92CF92545B507185D081CE6D1C62ACB5">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="20B7A78974A8744BCECC53DB89CE869C">Sandberg, John B.</mods:namePart>
</mods:name>
<mods:typeOfResource id="10B54ACB42F43722BBF9A05B1F981ED6">text</mods:typeOfResource>
<mods:relatedItem id="D7504855393986A18750427D1BA608CA" type="host">
<mods:titleInfo id="A8997B1E8F017E55C1B25C3D84E700A0">
<mods:title id="9E16ADC4F4F74AF6194FE49C04FDD310">Illiesia</mods:title>
</mods:titleInfo>
<mods:part id="585B73A6A4477EE3CFD60CA720CE7275">
<mods:date id="19AD1C54DD3A4CE95524AA4072069A2D">2011</mods:date>
<mods:detail id="DA7045A83ED0C977A7BED119ECE3B1A4" type="volume">
<mods:number id="8332FB3C1E5366C03B9E90B08EF3B88F">7</mods:number>
</mods:detail>
<mods:detail id="4B8EC4082B0D3C6DEF2324490C93E63A" type="issue">
<mods:number id="3846796937B24FDC0527C02B34434DE4">22</mods:number>
</mods:detail>
<mods:extent id="D64C44D2F826FE1E32868D96C83F4A97" unit="page">
<mods:start id="9B8BABE1DF9BDD218CA8554E7FDDACF2">202</mods:start>
<mods:end id="C9BA24AF1055E5B68DC9CE9ABBA1A5CB">258</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification id="4A8C46827B697C6F731B871B380B30B4">journal article</mods:classification>
<mods:identifier id="BFEA4D3DE459FB82EFFCDDE2B49051B3" type="CLB-Dataset">6839</mods:identifier>
<mods:identifier id="EE2B5033796BB41890D59A9D1540D1BE" type="DOI">http://doi.org/10.5281/zenodo.4760320</mods:identifier>
<mods:identifier id="B96B3F4816FDF9D02F633FCAFF0D45DA" type="GBIF-Dataset">b57353e3-eb49-4e99-8bbc-663c127b6842</mods:identifier>
<mods:identifier id="2A6E736B1958AF588981553E4FB314DA" type="ISSN">1854-0392</mods:identifier>
<mods:identifier id="52BC61EBD5AEF74C62A98E7F1BAFE024" type="Zenodo-Dep">4760320</mods:identifier>
</mods:mods>
<treatment id="D27B87A3FF96F119FF30FCBC96D1FAF1" ID-DOI="http://doi.org/10.5281/zenodo.4764104" ID-GBIF-Taxon="182075270" ID-Zenodo-Dep="4764104" LSID="urn:lsid:plazi:treatment:D27B87A3FF96F119FF30FCBC96D1FAF1" httpUri="http://treatment.plazi.org/id/D27B87A3FF96F119FF30FCBC96D1FAF1" lastPageId="8" lastPageNumber="210" pageId="7" pageNumber="209">
<subSubSection id="12C8653EFF96F116FF30FCBC9207FC76" pageId="7" pageNumber="209" type="nomenclature">
<paragraph id="5A6D36B5FF96F116FF30FCBC9207FC76" blockId="7.[189,797,873,933]" pageId="7" pageNumber="209">
<heading id="012581D9FF96F116FF30FCBC9207FC76" bold="true" centered="true" fontSize="10" level="2" pageId="7" pageNumber="209" reason="2">
<emphasis id="68A6EAA7FF96F116FF30FCBC9207FC76" bold="true" pageId="7" pageNumber="209">
Key to the 
<taxonomicName id="9DD24D36FF96F116FEB2FCBC92B2FC52" ID-CoL="8MRFY" ID-ENA="143767" authority="of" authorityName="OF" box="[319,448,873,897]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="202" phylum="Arthropoda" rank="genus">
<emphasis id="68A6EAA7FF96F116FEB2FCBC92D2FC52" bold="true" box="[319,416,873,897]" italics="true" pageId="7" pageNumber="209">Isoperla</emphasis>
of
</taxonomicName>
<collectingRegion id="9816F857FF96F116FE4BFCBC9130FC52" box="[454,578,873,897]" country="United States of America" name="California" pageId="7" pageNumber="209">California</collectingRegion>
(including 
<taxonomicName id="9DD24D36FF96F116FD43FCBF906FFC52" authorityName="Szczytko &amp; Stewart" authorityYear="2004" box="[718,797,873,897]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="muir">
<emphasis id="68A6EAA7FF96F116FD43FCBF906FFC52" bold="true" box="[718,797,873,897]" italics="true" pageId="7" pageNumber="209">I. muir</emphasis>
</taxonomicName>
and 
<taxonomicName id="9DD24D36FF96F116FF7FFC58921FFC76" authorityName=": Szczytko &amp; Stewart" authorityYear="2004" box="[242,365,909,933]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="tilasqua">
<emphasis id="68A6EAA7FF96F116FF7FFC58921FFC76" bold="true" box="[242,365,909,933]" italics="true" pageId="7" pageNumber="209">I. tilasqua</emphasis>
</taxonomicName>
)
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="12C8653EFF96F119FE05FC6496D1FAF1" lastPageId="8" lastPageNumber="210" pageId="7" pageNumber="209" type="key">
<paragraph id="5A6D36B5FF96F116FE05FC64910AFC1B" blockId="7.[392,632,945,969]" box="[392,632,945,969]" pageId="7" pageNumber="209">Mature Male Larvae</paragraph>
<keyStep id="E1262E10FF96F116FF30FC24906FFA60" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F116FF30FC24906CFB45" blockId="7.[189,798,1009,1921]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FF30FC24906CFB45" pageId="7" pageNumber="209">
1 Lacinia submarginal setae (
<figureCitation id="C2E92A30FF96F116FDCAFC2491D3FBDA" box="[583,673,1009,1033]" captionStart="Fig" captionStartId="1.[189,226,1610,1634]" captionTargetBox="[206,1424,280,1500]" captionTargetId="figure-57@1.[189,1442,265,1518]" captionTargetPageId="1" captionText="Fig. 1. Isoperla baumanni left ventral maxilla, abdominal sternites, and head, Domingo Spring, Plumas County, CA. 1a. Submarginal row groups (A) and (B), Marginal row (C), Ventral surface setae (D), Dorsal surface setae (DSS) not illustrated, Thin marginal seta (TMS), and Dorsal seta (DS) not included in submarginal row counts (Table 1). Maxilla measurements (red lines): Apical tooth length (ATL), Subapical tooth length (STL), Apical palm width (PWA), Palm angle (PA), Palm length (PL), Basal palm width (PWB), Galea length (GL), and Palp segment lengths (PL 1–5). 1b. Male and 1c. Female sterna. 1d. Dorsal head capsule: Anterior frontoclypeus area (a), Light M shaped pattern (b) and median longitudinal band (2 arrows), Lateral arms (c), Outer posterior ocellus light area (d), interocellar area (e) and length (arrow), and Epicranial suture (f). Bars = 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4760324" httpUri="https://zenodo.org/record/4760324/files/figure.png" pageId="7" pageNumber="209">Fig. 1a</figureCitation>
, 
<figureCitation id="C2E92A30FF96F116FD37FC249067FBDA" box="[698,789,1009,1033]" captionStart="Figs" captionStartId="13.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1754]" captionTargetId="figure-57@13.[317,1315,251,1754]" captionTargetPageId="13" captionText="Figs. 4a-h. Isoperla adunca nymph and ventral maxilla, Campbell Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, and Ventral surface setae D. White bars = 1 mm, 4e-f 100x, 4g 200x, and 4h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760334" httpUri="https://zenodo.org/record/4760334/files/figure.png" pageId="7" pageNumber="209">
Fig. 
<quantity id="9D2A9B50FF96F116FD75FC249067FBDA" box="[760,789,1009,1033]" metricMagnitude="-3" metricUnit="kg" metricValue="4.0" pageId="7" pageNumber="209" unit="g" value="4.0">4g</quantity>
</figureCitation>
) arranged in a close set row, extending past the subapical tooth (SAT) inner margin before the first gap between setae occurs (
<figureCitation id="C2E92A30FF96F116FD3CFB8E9067FBA0" box="[689,789,1115,1139]" captionStart="Figs" captionStartId="13.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1754]" captionTargetId="figure-57@13.[317,1315,251,1754]" captionTargetPageId="13" captionText="Figs. 4a-h. Isoperla adunca nymph and ventral maxilla, Campbell Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, and Ventral surface setae D. White bars = 1 mm, 4e-f 100x, 4g 200x, and 4h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760334" httpUri="https://zenodo.org/record/4760334/files/figure.png" pageId="7" pageNumber="209">Fig. 4h</figureCitation>
) …..………………….…………………...... 
<taxonomicName id="9DD24D36FF96F116FD3EFBAA906CFB45" authorityName="Jewett" authorityYear="1962" box="[691,798,1150,1174]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="adunca">
<emphasis id="68A6EAA7FF96F116FD3EFBAA906CFB45" bold="true" box="[691,798,1150,1174]" italics="true" pageId="7" pageNumber="209">I. adunca</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF96F116FF30FB76906FFA60" blockId="7.[189,798,1009,1921]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FF30FB76906FFA60" pageId="7" pageNumber="209">
1’ Lacinia submarginal row variable, group (A) setae a close set row, not extending past SAT inner margin (
<figureCitation id="C2E92A30FF96F116FEC6FB3C92D8FAD1" box="[331,426,1257,1282]" captionStart="Figs" captionStartId="16.[189,238,1788,1812]" captionTargetBox="[306,1304,235,1743]" captionTargetId="figure-57@16.[306,1304,235,1743]" captionTargetPageId="16" captionText="Figs. 5a-h. NEW DESCRIPTION of Isoperla baumanni nymph and ventral maxilla, Domingo Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 2 with apically rounded long thin setae, 400x. White bars = 1 mm, 5e-f 100x, 5g 200x, and 5h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760336" httpUri="https://zenodo.org/record/4760336/files/figure.png" pageId="7" pageNumber="209">
Figs. 
<quantity id="9D2A9B50FF96F116FE00FB3C92D8FAD1" box="[397,426,1257,1282]" metricMagnitude="-3" metricUnit="kg" metricValue="5.0" pageId="7" pageNumber="209" unit="g" value="5.0">5g</quantity>
</figureCitation>
, 
<figureCitation id="C2E92A30FF96F116FE37FB3F9291FAD1" box="[442,483,1258,1282]" captionStart="Figs" captionStartId="47.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@47.[317,1315,251,1773]" captionTargetPageId="47" captionText="Figs. 17a-h. Isoperla sobria nymph Fall River, Deschutes County, OR and ventral maxilla, Mosquito Spring Creek, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 17e-f 100x, 17g 200x, and 17h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760374" httpUri="https://zenodo.org/record/4760374/files/figure.png" pageId="7" pageNumber="209">
<quantity id="9D2A9B50FF96F116FE37FB3F9291FAD1" box="[442,483,1258,1282]" metricMagnitude="-2" metricUnit="kg" metricValue="1.7" pageId="7" pageNumber="209" unit="g" value="17.0">17g</quantity>
</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF96F116FD80FB3F9145FAD1" box="[525,567,1258,1282]" captionStart="Figs" captionStartId="52.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1766]" captionTargetId="figure-57@52.[317,1315,251,1766]" captionTargetPageId="52" captionText="Figs. 19a-h. Isoperla tilasqua nymph and ventral maxilla, Meacham Creek, Umatilla County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 3 with apically rounded long thin setae, 400x. White bars = 1 mm, 19e-f 100x, 19g 200x, and 19h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760378" httpUri="https://zenodo.org/record/4760378/files/figure.png" pageId="7" pageNumber="209">
<quantity id="9D2A9B50FF96F116FD80FB3F9145FAD1" box="[525,567,1258,1282]" metricMagnitude="-2" metricUnit="kg" metricValue="1.9" pageId="7" pageNumber="209" unit="g" value="19.0">19g</quantity>
</figureCitation>
); submarginal row continuous but setae separated by gaps as wide or wider than the width of setae at bases (
<figureCitation id="C2E92A30FF96F116FD22FAE4907CFA9A" box="[687,782,1329,1353]" captionStart="Figs" captionStartId="36.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@36.[317,1315,251,1773]" captionTargetPageId="36" captionText="Figs. 13a-h. Isoperla muir nymph and ventral maxilla, Muir Creek, Douglas County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 13e-f 100x, 13g 200x, and 13h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760360" httpUri="https://zenodo.org/record/4760360/files/figure.png" pageId="7" pageNumber="209">
Fig. 
<quantity id="9D2A9B50FF96F116FD69FAE4907CFA9A" box="[740,782,1329,1353]" metricMagnitude="-2" metricUnit="kg" metricValue="1.3" pageId="7" pageNumber="209" unit="g" value="13.0">13g</quantity>
</figureCitation>
); or submarginal row interrupted by large gap between groups A &amp; B (
<figureCitation id="C2E92A30FF96F116FE73FAAD9129FA43" box="[510,603,1400,1424]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="7" pageNumber="209">
Figs. 
<quantity id="9D2A9B50FF96F116FDB0FAAD9129FA43" box="[573,603,1400,1424]" metricMagnitude="-3" metricUnit="kg" metricValue="3.0" pageId="7" pageNumber="209" unit="g" value="3.0">3g</quantity>
</figureCitation>
, 
<figureCitation id="C2E92A30FF96F116FDEBFAAD91DBFA43" box="[614,681,1400,1424]" captionStart-0="Figs" captionStart-1="Figs" captionStart-2="Figs" captionStart-3="Figs" captionStart-4="Figs" captionStart-5="Figs" captionStart-6="Figs" captionStartId-0="19.[189,238,1823,1847]" captionStartId-1="21.[189,238,1823,1847]" captionStartId-2="24.[189,238,1823,1847]" captionStartId-3="26.[189,238,1823,1847]" captionStartId-4="29.[189,238,1823,1847]" captionStartId-5="31.[189,238,1823,1847]" captionStartId-6="34.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1772]" captionTargetBox-2="[317,1315,251,1773]" captionTargetBox-3="[317,1315,251,1773]" captionTargetBox-4="[317,1315,251,1769]" captionTargetBox-5="[317,1315,251,1771]" captionTargetBox-6="[317,1315,251,1774]" captionTargetId-0="figure-57@19.[317,1315,251,1773]" captionTargetId-1="figure-57@21.[317,1315,251,1772]" captionTargetId-2="figure-57@24.[317,1315,251,1773]" captionTargetId-3="figure-57@26.[317,1315,251,1773]" captionTargetId-4="figure-57@29.[317,1315,251,1769]" captionTargetId-5="figure-57@31.[317,1315,251,1771]" captionTargetId-6="figure-57@34.[317,1315,251,1774]" captionTargetPageId-0="19" captionTargetPageId-1="21" captionTargetPageId-2="24" captionTargetPageId-3="26" captionTargetPageId-4="29" captionTargetPageId-5="31" captionTargetPageId-6="34" captionText-0="Figs. 6a-h. Isoperla bifurcata nymph and ventral maxilla, Mosquito Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 6e-f 100x, 6g 200x, and 6h 400x." captionText-1="Figs. 7a-h. Isoperla denningi nymph, Roblar Creek, San Diego County and ventral maxilla, Jamala Creek, Santa Barbara County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 7e-f 100x, 7g 200x, and 7h 400x." captionText-2="Figs. 8a-h. Isoperla fulva nymph and ventral maxilla, Beaver Creek, Gunnison County, CO. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 8e-f 100x, 8g 200x, and 8h 400x." captionText-3="Figs. 9a-h. Isoperla laucki nymph and ventral maxilla, Dragsaw Spring, Humboldt County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 9e-f 100x, 9g 200x, and 9h 400x." captionText-4="Figs. 10a-h. Isoperla marmorata nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, and Dorsal seta DS. White bars = 1 mm, 10e-f 100x, 10g 200x, and 10h 400x." captionText-5="Figs. 11a-h. Isoperla miwok nymph and ventral maxilla, Tributary of Campbell Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, Thin marginal seta TMS. White bars = 1 mm, 11e-f 100x, 11g 200x, and 11h 400x." captionText-6="Figs. 12a-h. Isoperla mormona nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal Seta DS, and Thin marginal seta TMS. White bars = 1 mm, 12 e-f 100x, 12g 200x, and 12 h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760340" figureDoi-1="http://doi.org/10.5281/zenodo.4760344" figureDoi-2="http://doi.org/10.5281/zenodo.4760348" figureDoi-3="http://doi.org/10.5281/zenodo.4760350" figureDoi-4="http://doi.org/10.5281/zenodo.4760352" figureDoi-5="http://doi.org/10.5281/zenodo.4760356" figureDoi-6="http://doi.org/10.5281/zenodo.4760358" httpUri-0="https://zenodo.org/record/4760340/files/figure.png" httpUri-1="https://zenodo.org/record/4760344/files/figure.png" httpUri-2="https://zenodo.org/record/4760348/files/figure.png" httpUri-3="https://zenodo.org/record/4760350/files/figure.png" httpUri-4="https://zenodo.org/record/4760352/files/figure.png" httpUri-5="https://zenodo.org/record/4760356/files/figure.png" httpUri-6="https://zenodo.org/record/4760358/files/figure.png" pageId="7" pageNumber="209">
<quantity id="9D2A9B50FF96F116FDEBFAAD91DBFA43" box="[614,681,1400,1424]" metricMagnitude="-3" metricUnit="kg" metricValue="9.0" metricValueMax="12.0" metricValueMin="6.0" pageId="7" pageNumber="209" unit="g" value="9.0" valueMax="12.0" valueMin="6.0">6-12g</quantity>
</figureCitation>
, 
<figureCitation id="C2E92A30FF96F116FD39FAAD9070FA43" box="[692,770,1400,1424]" captionStart-0="Figs" captionStart-1="Figs" captionStart-2="Figs" captionStartId-0="38.[189,238,1823,1847]" captionStartId-1="41.[189,238,1823,1847]" captionStartId-2="44.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1773]" captionTargetBox-2="[317,1315,251,1773]" captionTargetId-0="figure-57@38.[317,1315,251,1773]" captionTargetId-1="figure-57@41.[317,1315,251,1773]" captionTargetId-2="figure-57@44.[317,1315,251,1773]" captionTargetPageId-0="38" captionTargetPageId-1="41" captionTargetPageId-2="44" captionText-0="Figs. 14a-h. Isoperla pinta nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 14e-f 100x, 14g 200x, and 14h 400x." captionText-1="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." captionText-2="Figs. 16a-h. Isoperla roguensis nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 16e-f 100x, 16g 200x, and 16h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760362" figureDoi-1="http://doi.org/10.5281/zenodo.4760366" figureDoi-2="http://doi.org/10.5281/zenodo.4760372" httpUri-0="https://zenodo.org/record/4760362/files/figure.png" httpUri-1="https://zenodo.org/record/4760366/files/figure.png" httpUri-2="https://zenodo.org/record/4760372/files/figure.png" pageId="7" pageNumber="209">
<quantity id="9D2A9B50FF96F116FD39FAAD9070FA43" box="[692,770,1400,1424]" metricMagnitude="-2" metricUnit="kg" metricValue="1.5" metricValueMax="1.6" metricValueMin="1.4" pageId="7" pageNumber="209" unit="g" value="15.0" valueMax="16.0" valueMin="14.0">14-16g</quantity>
</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF96F116FF6EFA4E927FFA60" box="[227,269,1435,1459]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="7" pageNumber="209">
<quantity id="9D2A9B50FF96F116FF6EFA4E927FFA60" box="[227,269,1435,1459]" metricMagnitude="-2" metricUnit="kg" metricValue="1.8" pageId="7" pageNumber="209" unit="g" value="18.0">18g</quantity>
</figureCitation>
) .......................................................................... 2
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF96F116FF30FA6A9068F8C5" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F116FF30FA6A906FF95B" blockId="7.[189,798,1009,1921]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FF30FA6A906FF95B" pageId="7" pageNumber="209">
2 Lacinia submarginal row (A) with 2–7 closely spaced setae (
<figureCitation id="C2E92A30FF96F116FE0EFA3792BDFA29" box="[387,463,1506,1530]" captionStart="Figs" captionStartId="16.[189,238,1788,1812]" captionTargetBox="[306,1304,235,1743]" captionTargetId="figure-57@16.[306,1304,235,1743]" captionTargetPageId="16" captionText="Figs. 5a-h. NEW DESCRIPTION of Isoperla baumanni nymph and ventral maxilla, Domingo Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 2 with apically rounded long thin setae, 400x. White bars = 1 mm, 5e-f 100x, 5g 200x, and 5h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760336" httpUri="https://zenodo.org/record/4760336/files/figure.png" pageId="7" pageNumber="209">Figs. 5</figureCitation>
g-h, 17g-h &amp; 19g-h) omitting thin marginal seta (TMS); pronotum with thick comma shaped dark pigment bands near lateral margins of discs (
<taxonomicName id="9DD24D36FF96F116FE23F9989170F9B6" baseAuthorityName="Hagen" baseAuthorityYear="1874" box="[430,514,1613,1637]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="sobria">
<emphasis id="68A6EAA7FF96F116FE23F9989170F9B6" box="[430,514,1613,1637]" italics="true" pageId="7" pageNumber="209">I. sobria</emphasis>
</taxonomicName>
complex except 
<taxonomicName id="9DD24D36FF96F116FD36F9989066F9B6" authorityName="Bottorff &amp; Szczytko" authorityYear="1990" box="[699,788,1613,1637]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="miwok">
<emphasis id="68A6EAA7FF96F116FD36F9989066F9B6" box="[699,788,1613,1637]" italics="true" pageId="7" pageNumber="209">I. miwok</emphasis>
</taxonomicName>
) (
<figureCitation id="C2E92A30FF96F116FF66F9A59234F95B" box="[235,326,1648,1672]" captionStart="Figs" captionStartId="16.[189,238,1788,1812]" captionTargetBox="[306,1304,235,1743]" captionTargetId="figure-57@16.[306,1304,235,1743]" captionTargetPageId="16" captionText="Figs. 5a-h. NEW DESCRIPTION of Isoperla baumanni nymph and ventral maxilla, Domingo Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 2 with apically rounded long thin setae, 400x. White bars = 1 mm, 5e-f 100x, 5g 200x, and 5h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760336" httpUri="https://zenodo.org/record/4760336/files/figure.png" pageId="7" pageNumber="209">Figs. 5b</figureCitation>
, 
<figureCitation id="C2E92A30FF96F116FEDDF9A59208F95B" box="[336,378,1648,1672]" captionStart="Figs" captionStartId="47.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@47.[317,1315,251,1773]" captionTargetPageId="47" captionText="Figs. 17a-h. Isoperla sobria nymph Fall River, Deschutes County, OR and ventral maxilla, Mosquito Spring Creek, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 17e-f 100x, 17g 200x, and 17h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760374" httpUri="https://zenodo.org/record/4760374/files/figure.png" pageId="7" pageNumber="209">17b</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF96F116FE15F9A592B3F95B" box="[408,449,1648,1672]" captionStart="Figs" captionStartId="52.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1766]" captionTargetId="figure-57@52.[317,1315,251,1766]" captionTargetPageId="52" captionText="Figs. 19a-h. Isoperla tilasqua nymph and ventral maxilla, Meacham Creek, Umatilla County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 3 with apically rounded long thin setae, 400x. White bars = 1 mm, 19e-f 100x, 19g 200x, and 19h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760378" httpUri="https://zenodo.org/record/4760378/files/figure.png" pageId="7" pageNumber="209">19b</figureCitation>
) ................................................ 3
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF96F116FF30F9419068F8C5" blockId="7.[189,798,1009,1921]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FF30F9419068F8C5" pageId="7" pageNumber="209">
2’ Lacinia submarginal row (A) with 1 or 2 widely spaced setae (
<figureCitation id="C2E92A30FF96F116FE2DF962928BF903" box="[416,505,1719,1744]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="7" pageNumber="209">Figs. 3</figureCitation>
g-h, 6-16g-h &amp; 18g-h) omitting (TMS); pronotum with (
<taxonomicName id="9DD24D36FF96F116FD05F909919FF920" authorityName="Bottorff &amp; Szczytko" authorityYear="1990" box="[648,749,1755,1779]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="miwok">
<emphasis id="68A6EAA7FF96F116FD05F909919FF920" box="[648,749,1755,1779]" italics="true" pageId="7" pageNumber="209">I. miwok</emphasis>
</taxonomicName>
) or without comma shaped pigment bands ……… 5
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF96F116FF30F8F796D3FDEA" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F116FF30F8F796D6FEB0" blockId="7.[189,798,1009,1921]" lastBlockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FF30F8F796D6FEB0" pageId="7" pageNumber="209">
3 Lacinia submarginal row (A) with 5–7 closely spaced setae (
<figureCitation id="C2E92A30FF96F116FE0CF89092B9F88E" box="[385,459,1861,1885]" captionStart="Figs" captionStartId="16.[189,238,1788,1812]" captionTargetBox="[306,1304,235,1743]" captionTargetId="figure-57@16.[306,1304,235,1743]" captionTargetPageId="16" captionText="Figs. 5a-h. NEW DESCRIPTION of Isoperla baumanni nymph and ventral maxilla, Domingo Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 2 with apically rounded long thin setae, 400x. White bars = 1 mm, 5e-f 100x, 5g 200x, and 5h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760336" httpUri="https://zenodo.org/record/4760336/files/figure.png" pageId="7" pageNumber="209">Figs. 5</figureCitation>
g-h); maxillary palp segments 2–3 with curved apically rounded setae (
<figureCitation id="C2E92A30FF96F116FD40F8BC906FF852" box="[717,797,1897,1921]" captionStart="Figs" captionStartId="16.[189,238,1788,1812]" captionTargetBox="[306,1304,235,1743]" captionTargetId="figure-57@16.[306,1304,235,1743]" captionTargetPageId="16" captionText="Figs. 5a-h. NEW DESCRIPTION of Isoperla baumanni nymph and ventral maxilla, Domingo Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 2 with apically rounded long thin setae, 400x. White bars = 1 mm, 5e-f 100x, 5g 200x, and 5h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760336" httpUri="https://zenodo.org/record/4760336/files/figure.png" pageId="7" pageNumber="209">Fig. 5e</figureCitation>
Inset); irregular shaped interocellar light area completely enclosed by dark pigment and known only from Domingo Spring, 
<collectingCounty id="B30C4E39FF96F116FB51FEFD96EDFE93" box="[1244,1439,296,320]" pageId="7" pageNumber="209">Plumas County</collectingCounty>
, 
<collectingRegion id="9816F857FF96F116FCE4FE9E9092FEB0" box="[873,992,331,355]" country="United States of America" name="California" pageId="7" pageNumber="209">California</collectingRegion>
…………………………….. 
<taxonomicName id="9DD24D36FF96F116FA97FE9996D6FEB0" authorityName="Szczytko &amp; Stewart" authorityYear="1984" box="[1306,1444,331,355]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="baumanni">
<emphasis id="68A6EAA7FF96F116FA97FE9996D6FEB0" bold="true" box="[1306,1444,331,355]" italics="true" pageId="7" pageNumber="209">I. baumanni</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF96F116FCCEFEBA96D3FDEA" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEFEBA96D3FDEA" pageId="7" pageNumber="209">
3’ Lacinia submarginal row (A) with 2–5 closely spaced setae (
<figureCitation id="C2E92A30FF96F116FB86FE479717FE79" box="[1035,1125,402,426]" captionStart="Figs" captionStartId="47.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@47.[317,1315,251,1773]" captionTargetPageId="47" captionText="Figs. 17a-h. Isoperla sobria nymph Fall River, Deschutes County, OR and ventral maxilla, Mosquito Spring Creek, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 17e-f 100x, 17g 200x, and 17h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760374" httpUri="https://zenodo.org/record/4760374/files/figure.png" pageId="7" pageNumber="209">Figs. 17</figureCitation>
g-h, 19g-h); basal segments 2–3 of maxillary palpi with long, thin, apically rounded or pointed setae; interocellar light area either enclosed or not completely enclosed by dark pigment; variable distribution ..…….…… 4
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF96F116FCCEFD9196D6FB64" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F116FCCEFD9196D1FCAB" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEFD9196D1FCAB" pageId="7" pageNumber="209">
4 Basal segments 2–3 of maxillary palpi with long, thin, apically pointed setae (
<figureCitation id="C2E92A30FF96F116FB6BFDB29635FD53" box="[1254,1351,615,640]" captionStart="Figs" captionStartId="47.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@47.[317,1315,251,1773]" captionTargetPageId="47" captionText="Figs. 17a-h. Isoperla sobria nymph Fall River, Deschutes County, OR and ventral maxilla, Mosquito Spring Creek, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 17e-f 100x, 17g 200x, and 17h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760374" httpUri="https://zenodo.org/record/4760374/files/figure.png" pageId="7" pageNumber="209">Fig 17e</figureCitation>
Inset); interocellar light area usually an inverted V shape, completely within the three ocelli and enclosed by dark pigment (
<figureCitation id="C2E92A30FF96F116FB33FD079653FD39" box="[1214,1313,722,746]" captionStart="Figs" captionStartId="47.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@47.[317,1315,251,1773]" captionTargetPageId="47" captionText="Figs. 17a-h. Isoperla sobria nymph Fall River, Deschutes County, OR and ventral maxilla, Mosquito Spring Creek, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 17e-f 100x, 17g 200x, and 17h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760374" httpUri="https://zenodo.org/record/4760374/files/figure.png" pageId="7" pageNumber="209">Fig. 17a</figureCitation>
); width of median longitudinal light band connecting light M shape to frontoclypeus approximately equal to posteromedian portion of light M shape (
<figureCitation id="C2E92A30FF96F116FACEFCE896E9FC86" box="[1347,1435,829,853]" captionStart="Figs" captionStartId="47.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@47.[317,1315,251,1773]" captionTargetPageId="47" captionText="Figs. 17a-h. Isoperla sobria nymph Fall River, Deschutes County, OR and ventral maxilla, Mosquito Spring Creek, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 17e-f 100x, 17g 200x, and 17h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760374" httpUri="https://zenodo.org/record/4760374/files/figure.png" pageId="7" pageNumber="209">Fig. 17a</figureCitation>
) ……………………..…………………....… 
<taxonomicName id="9DD24D36FF96F116FACCFCB496D1FCAB" baseAuthorityName="Hagen" baseAuthorityYear="1874" box="[1345,1443,864,888]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="sobria">
<emphasis id="68A6EAA7FF96F116FACCFCB496D1FCAB" bold="true" box="[1345,1443,864,888]" italics="true" pageId="7" pageNumber="209">I. sobria</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF96F116FCCEFC5196D6FB64" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEFC5196D6FB64" pageId="7" pageNumber="209">
4’ Basal segments 2–3 of maxillary palpi with long, thin, apically rounded setae (
<figureCitation id="C2E92A30FF96F116FB6BFC729638FC6C" box="[1254,1354,935,959]" captionStart="Figs" captionStartId="52.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1766]" captionTargetId="figure-57@52.[317,1315,251,1766]" captionTargetPageId="52" captionText="Figs. 19a-h. Isoperla tilasqua nymph and ventral maxilla, Meacham Creek, Umatilla County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 3 with apically rounded long thin setae, 400x. White bars = 1 mm, 19e-f 100x, 19g 200x, and 19h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760378" httpUri="https://zenodo.org/record/4760378/files/figure.png" pageId="7" pageNumber="209">Fig. 19e</figureCitation>
Inset); interocellar light area not an inverted V shape, usually extending past posterior ocelli to median posterior head capsule light area (
<figureCitation id="C2E92A30FF96F116FB7CFBC7963EFBF9" box="[1265,1356,1042,1066]" captionStart="Figs" captionStartId="52.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1766]" captionTargetId="figure-57@52.[317,1315,251,1766]" captionTargetPageId="52" captionText="Figs. 19a-h. Isoperla tilasqua nymph and ventral maxilla, Meacham Creek, Umatilla County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 3 with apically rounded long thin setae, 400x. White bars = 1 mm, 19e-f 100x, 19g 200x, and 19h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760378" httpUri="https://zenodo.org/record/4760378/files/figure.png" pageId="7" pageNumber="209">Fig. 19a</figureCitation>
); width of median longitudinal light band connecting light M shape to frontoclypeus approximately half that of posteromedian portion of light M shape (
<figureCitation id="C2E92A30FF96F116FC31FB759765FB6B" box="[956,1047,1184,1208]" captionStart="Figs" captionStartId="52.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1766]" captionTargetId="figure-57@52.[317,1315,251,1766]" captionTargetPageId="52" captionText="Figs. 19a-h. Isoperla tilasqua nymph and ventral maxilla, Meacham Creek, Umatilla County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. Fig. 5e Inset: Maxillary palp segment 3 with apically rounded long thin setae, 400x. White bars = 1 mm, 19e-f 100x, 19g 200x, and 19h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760378" httpUri="https://zenodo.org/record/4760378/files/figure.png" pageId="7" pageNumber="209">Fig. 19a</figureCitation>
) ….................................. 
<taxonomicName id="9DD24D36FF96F116FAA7FB7596D6FB64" authorityName=": Szczytko &amp; Stewart" authorityYear="2004" box="[1322,1444,1183,1207]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="tilasqua">
<emphasis id="68A6EAA7FF96F116FAA7FB7596D6FB64" bold="true" box="[1322,1444,1183,1207]" italics="true" pageId="7" pageNumber="209">I. tilasqua</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF96F116FCCEFB1696D1FA2B" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F116FCCEFB1696D1FABA" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEFB1696D1FABA" pageId="7" pageNumber="209">
5 Lacinia submarginal row (B) with 5–7 setae (
<figureCitation id="C2E92A30FF96F116FAFBFB1690E1FB2C" captionStart="Figs" captionStartId="36.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@36.[317,1315,251,1773]" captionTargetPageId="36" captionText="Figs. 13a-h. Isoperla muir nymph and ventral maxilla, Muir Creek, Douglas County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 13e-f 100x, 13g 200x, and 13h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760360" httpUri="https://zenodo.org/record/4760360/files/figure.png" pageId="7" pageNumber="209">
Fig. 
<quantity id="9D2A9B50FF96F116FCE4FB3290E1FB2C" box="[873,915,1255,1279]" metricMagnitude="-2" metricUnit="kg" metricValue="1.3" pageId="7" pageNumber="209" unit="g" value="13.0">13g</quantity>
</figureCitation>
); first marginal seta (C) located under flaplike subapical tooth (SAT) basal inner margin (
<figureCitation id="C2E92A30FF96F116FCFCFAFB90A2FA95" box="[881,976,1326,1350]" captionStart="Figs" captionStartId="36.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@36.[317,1315,251,1773]" captionTargetPageId="36" captionText="Figs. 13a-h. Isoperla muir nymph and ventral maxilla, Muir Creek, Douglas County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 13e-f 100x, 13g 200x, and 13h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760360" httpUri="https://zenodo.org/record/4760360/files/figure.png" pageId="7" pageNumber="209">Fig. 13h</figureCitation>
), dorsal seta (DS) at base of SAT absent ………………………………………............. 
<taxonomicName id="9DD24D36FF96F116FAD9FA8796D1FABA" authorityName="Szczytko &amp; Stewart" authorityYear="2004" box="[1364,1443,1361,1385]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="muir">
<emphasis id="68A6EAA7FF96F116FAD9FA8796D1FABA" bold="true" box="[1364,1443,1361,1385]" italics="true" pageId="7" pageNumber="209">I. muir</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF96F116FCCEFAA096D1FA2B" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEFAA096D1FA2B" pageId="7" pageNumber="209">
5’ Lacinia submarginal row (B) with 1–3 setae; first marginal seta (C) not under flap-like SAT basal inner margin; DS at base of SAT present (
<figureCitation id="C2E92A30FF96F116FACFFA6996FEFA07" box="[1346,1420,1468,1492]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="7" pageNumber="209">Figs. 3</figureCitation>
gh, 6-12g-h, 14-16g-h &amp; 18g-h) ….……………..…. 6
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF96F116FCCEF9D696D1F923" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F116FCCEF9D696D6F956" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEF9D696D6F956" pageId="7" pageNumber="209">
6 Lacinia with first (closest to AT inner margin) submarginal seta (A) inserted closer to middle of subapical tooth base than to apical tooth inner margin (
<figureCitation id="C2E92A30FF96F116FC41F9BB9755F955" box="[972,1063,1646,1670]" captionStart="Figs" captionStartId="31.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1771]" captionTargetId="figure-57@31.[317,1315,251,1771]" captionTargetPageId="31" captionText="Figs. 11a-h. Isoperla miwok nymph and ventral maxilla, Tributary of Campbell Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, Thin marginal seta TMS. White bars = 1 mm, 11e-f 100x, 11g 200x, and 11h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760356" httpUri="https://zenodo.org/record/4760356/files/figure.png" pageId="7" pageNumber="209">Figs. 11</figureCitation>
g-h) …………...………. 
<taxonomicName id="9DD24D36FF96F116FAB4F9BB96D6F956" authorityName="Bottorff &amp; Szczytko" authorityYear="1990" box="[1337,1444,1645,1669]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="7" pageNumber="209" phylum="Arthropoda" rank="species" species="miwok">
<emphasis id="68A6EAA7FF96F116FAB4F9BB96D6F956" bold="true" box="[1337,1444,1645,1669]" italics="true" pageId="7" pageNumber="209">I. miwok</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF96F116FCCEF94496D1F923" blockId="7.[835,1444,225,1918]" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F116FCCEF94496D1F923" pageId="7" pageNumber="209">
6’ Lacinia with first submarginal seta (A) inserted closer to base of apical tooth inner margin (
<figureCitation id="C2E92A30FF96F116FAE6F9609004F923" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="7" pageNumber="209">Figs. 3</figureCitation>
g-h, 6-10g-h, 12g-h, 14-16g-h &amp; 18g-h) …......... 7
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF96F119FCCEF929906EFE1D" lastPageId="8" lastPageNumber="210" pageId="7" pageNumber="209">
<paragraph id="5A6D36B5FF96F119FCCEF929906FFF2A" blockId="7.[835,1444,225,1918]" lastBlockId="8.[189,798,225,1918]" lastPageId="8" lastPageNumber="210" pageId="7" pageNumber="209">
<keyLead id="E1239580FF96F119FCCEF929906FFF2A" lastPageId="8" lastPageNumber="210" pageId="7" pageNumber="209">
7 Lacinia with 1–2 submarginal setae (A) less than half as stout at base as largest marginal setae (C), longitudinal striations weak or absent (
<figureCitation id="C2E92A30FF96F116FABEF89696F9F888" box="[1331,1419,1859,1883]" captionStart="Figs" captionStartId="38.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@38.[317,1315,251,1773]" captionTargetPageId="38" captionText="Figs. 14a-h. Isoperla pinta nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 14e-f 100x, 14g 200x, and 14h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760362" httpUri="https://zenodo.org/record/4760362/files/figure.png" pageId="7" pageNumber="209">Figs. 14</figureCitation>
gh); pronotum with checkerboard pigment pattern (
<figureCitation id="C2E92A30FF99F119FF66FF349235FF2A" box="[235,327,225,249]" captionStart="Figs" captionStartId="38.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@38.[317,1315,251,1773]" captionTargetPageId="38" captionText="Figs. 14a-h. Isoperla pinta nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 14e-f 100x, 14g 200x, and 14h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760362" httpUri="https://zenodo.org/record/4760362/files/figure.png" pageId="8" pageNumber="210">Fig. 14b</figureCitation>
) ....................................................... 
<taxonomicName id="9DD24D36FF99F119FD47FF34906FFF2A" authorityName="Frison" authorityYear="1935" box="[714,797,225,249]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="pinta">
<emphasis id="68A6EAA7FF99F119FD47FF34906FFF2A" bold="true" box="[714,797,225,249]" italics="true" pageId="8" pageNumber="210">I. pinta</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FF30FED1906EFE1D" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FED1906EFE1D" pageId="8" pageNumber="210">
7’ Lacinia with 1–2 submarginal setae (A) half to nearly as stout at base as largest marginal setae (C), longitudinal striations usually present (
<figureCitation id="C2E92A30FF99F119FD68FE9E9382FE54" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="8" pageNumber="210">Figs. 3</figureCitation>
g-h, 6-10g-h, 12g-h, 15-16g-h &amp; 18g-h); pronotum without checkerboard pigment pattern (
<figureCitation id="C2E92A30FF99F119FD30FE479065FE79" box="[701,791,402,426]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="8" pageNumber="210">Figs. 3a</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FF6EFE639251FE1D" box="[227,291,438,462]" captionStart-0="Figs" captionStart-1="Figs" captionStart-2="Figs" captionStart-3="Figs" captionStart-4="Figs" captionStartId-0="19.[189,238,1823,1847]" captionStartId-1="21.[189,238,1823,1847]" captionStartId-2="24.[189,238,1823,1847]" captionStartId-3="26.[189,238,1823,1847]" captionStartId-4="29.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1772]" captionTargetBox-2="[317,1315,251,1773]" captionTargetBox-3="[317,1315,251,1773]" captionTargetBox-4="[317,1315,251,1769]" captionTargetId-0="figure-57@19.[317,1315,251,1773]" captionTargetId-1="figure-57@21.[317,1315,251,1772]" captionTargetId-2="figure-57@24.[317,1315,251,1773]" captionTargetId-3="figure-57@26.[317,1315,251,1773]" captionTargetId-4="figure-57@29.[317,1315,251,1769]" captionTargetPageId-0="19" captionTargetPageId-1="21" captionTargetPageId-2="24" captionTargetPageId-3="26" captionTargetPageId-4="29" captionText-0="Figs. 6a-h. Isoperla bifurcata nymph and ventral maxilla, Mosquito Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 6e-f 100x, 6g 200x, and 6h 400x." captionText-1="Figs. 7a-h. Isoperla denningi nymph, Roblar Creek, San Diego County and ventral maxilla, Jamala Creek, Santa Barbara County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 7e-f 100x, 7g 200x, and 7h 400x." captionText-2="Figs. 8a-h. Isoperla fulva nymph and ventral maxilla, Beaver Creek, Gunnison County, CO. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 8e-f 100x, 8g 200x, and 8h 400x." captionText-3="Figs. 9a-h. Isoperla laucki nymph and ventral maxilla, Dragsaw Spring, Humboldt County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 9e-f 100x, 9g 200x, and 9h 400x." captionText-4="Figs. 10a-h. Isoperla marmorata nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, and Dorsal seta DS. White bars = 1 mm, 10e-f 100x, 10g 200x, and 10h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760340" figureDoi-1="http://doi.org/10.5281/zenodo.4760344" figureDoi-2="http://doi.org/10.5281/zenodo.4760348" figureDoi-3="http://doi.org/10.5281/zenodo.4760350" figureDoi-4="http://doi.org/10.5281/zenodo.4760352" httpUri-0="https://zenodo.org/record/4760340/files/figure.png" httpUri-1="https://zenodo.org/record/4760344/files/figure.png" httpUri-2="https://zenodo.org/record/4760348/files/figure.png" httpUri-3="https://zenodo.org/record/4760350/files/figure.png" httpUri-4="https://zenodo.org/record/4760352/files/figure.png" pageId="8" pageNumber="210">6-10a</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FEA2FE63922AFE1D" box="[303,344,438,462]" captionStart="Figs" captionStartId="34.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1774]" captionTargetId="figure-57@34.[317,1315,251,1774]" captionTargetPageId="34" captionText="Figs. 12a-h. Isoperla mormona nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal Seta DS, and Thin marginal seta TMS. White bars = 1 mm, 12 e-f 100x, 12g 200x, and 12 h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760358" httpUri="https://zenodo.org/record/4760358/files/figure.png" pageId="8" pageNumber="210">12a</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FEE9FE6392C2FE1D" box="[356,432,438,462]" captionStart-0="Figs" captionStart-1="Figs" captionStartId-0="41.[189,238,1823,1847]" captionStartId-1="44.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1773]" captionTargetId-0="figure-57@41.[317,1315,251,1773]" captionTargetId-1="figure-57@44.[317,1315,251,1773]" captionTargetPageId-0="41" captionTargetPageId-1="44" captionText-0="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." captionText-1="Figs. 16a-h. Isoperla roguensis nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 16e-f 100x, 16g 200x, and 16h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760366" figureDoi-1="http://doi.org/10.5281/zenodo.4760372" httpUri-0="https://zenodo.org/record/4760366/files/figure.png" httpUri-1="https://zenodo.org/record/4760372/files/figure.png" pageId="8" pageNumber="210">15-16a</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF99F119FE5FFE639288FE1D" box="[466,506,438,462]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="8" pageNumber="210">18a</figureCitation>
) ….....................………. 8
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FF30FE0F906FFCAB" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FF30FE0F906FFDAC" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FE0F906FFDAC" pageId="8" pageNumber="210">
8 Lacinia without dorsal surface setae (DSS), at most the last few marginal setae (C) form a short dorsal row (
<figureCitation id="C2E92A30FF99F119FEFFFDF592C9FDEB" box="[370,443,544,568]" captionStart="Figs" captionStartId="21.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1772]" captionTargetId="figure-57@21.[317,1315,251,1772]" captionTargetPageId="21" captionText="Figs. 7a-h. Isoperla denningi nymph, Roblar Creek, San Diego County and ventral maxilla, Jamala Creek, Santa Barbara County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 7e-f 100x, 7g 200x, and 7h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760344" httpUri="https://zenodo.org/record/4760344/files/figure.png" pageId="8" pageNumber="210">Fig. 7f</figureCitation>
- arrow); ventral surface setae (D) concentrated on apical half, few posteriorly ……………………………………..….... 
<taxonomicName id="9DD24D36FF99F119FD2DFDBD906FFDAC" authorityName="Jewett" authorityYear="1955" box="[672,797,615,639]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="denningi">
<emphasis id="68A6EAA7FF99F119FD2DFDBD906FFDAC" bold="true" box="[672,797,615,639]" italics="true" pageId="8" pageNumber="210">I. denningi</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FF30FD5E906FFCAB" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FD5E906FFCAB" pageId="8" pageNumber="210">
8’ Lacinia with dorsal surface setae (DSS) forming a long single row or dense, laterally protruding longitudinal band (
<figureCitation id="C2E92A30FF99F119FE4FFD07916BFD39" box="[450,537,722,746]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="8" pageNumber="210">Figs. 3f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FDAFFD079148FD39" box="[546,570,722,746]" captionStart="Figs" captionStartId="19.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@19.[317,1315,251,1773]" captionTargetPageId="19" captionText="Figs. 6a-h. Isoperla bifurcata nymph and ventral maxilla, Mosquito Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 6e-f 100x, 6g 200x, and 6h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760340" httpUri="https://zenodo.org/record/4760340/files/figure.png" pageId="8" pageNumber="210">6f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FDC9FD07910CFD39" box="[580,638,722,746]" captionStart-0="Figs" captionStart-1="Figs" captionStart-2="Figs" captionStart-3="Figs" captionStart-4="Figs" captionStartId-0="24.[189,238,1823,1847]" captionStartId-1="26.[189,238,1823,1847]" captionStartId-2="29.[189,238,1823,1847]" captionStartId-3="31.[189,238,1823,1847]" captionStartId-4="34.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1773]" captionTargetBox-2="[317,1315,251,1769]" captionTargetBox-3="[317,1315,251,1771]" captionTargetBox-4="[317,1315,251,1774]" captionTargetId-0="figure-57@24.[317,1315,251,1773]" captionTargetId-1="figure-57@26.[317,1315,251,1773]" captionTargetId-2="figure-57@29.[317,1315,251,1769]" captionTargetId-3="figure-57@31.[317,1315,251,1771]" captionTargetId-4="figure-57@34.[317,1315,251,1774]" captionTargetPageId-0="24" captionTargetPageId-1="26" captionTargetPageId-2="29" captionTargetPageId-3="31" captionTargetPageId-4="34" captionText-0="Figs. 8a-h. Isoperla fulva nymph and ventral maxilla, Beaver Creek, Gunnison County, CO. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 8e-f 100x, 8g 200x, and 8h 400x." captionText-1="Figs. 9a-h. Isoperla laucki nymph and ventral maxilla, Dragsaw Spring, Humboldt County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 9e-f 100x, 9g 200x, and 9h 400x." captionText-2="Figs. 10a-h. Isoperla marmorata nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, and Dorsal seta DS. White bars = 1 mm, 10e-f 100x, 10g 200x, and 10h 400x." captionText-3="Figs. 11a-h. Isoperla miwok nymph and ventral maxilla, Tributary of Campbell Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, Thin marginal seta TMS. White bars = 1 mm, 11e-f 100x, 11g 200x, and 11h 400x." captionText-4="Figs. 12a-h. Isoperla mormona nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal Seta DS, and Thin marginal seta TMS. White bars = 1 mm, 12 e-f 100x, 12g 200x, and 12 h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760348" figureDoi-1="http://doi.org/10.5281/zenodo.4760350" figureDoi-2="http://doi.org/10.5281/zenodo.4760352" figureDoi-3="http://doi.org/10.5281/zenodo.4760356" figureDoi-4="http://doi.org/10.5281/zenodo.4760358" httpUri-0="https://zenodo.org/record/4760348/files/figure.png" httpUri-1="https://zenodo.org/record/4760350/files/figure.png" httpUri-2="https://zenodo.org/record/4760352/files/figure.png" httpUri-3="https://zenodo.org/record/4760356/files/figure.png" httpUri-4="https://zenodo.org/record/4760358/files/figure.png" pageId="8" pageNumber="210">8-12f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FD0AFD0791BFFD39" box="[647,717,722,746]" captionStart-0="Figs" captionStart-1="Figs" captionStartId-0="41.[189,238,1823,1847]" captionStartId-1="44.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1773]" captionTargetId-0="figure-57@41.[317,1315,251,1773]" captionTargetId-1="figure-57@44.[317,1315,251,1773]" captionTargetPageId-0="41" captionTargetPageId-1="44" captionText-0="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." captionText-1="Figs. 16a-h. Isoperla roguensis nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 16e-f 100x, 16g 200x, and 16h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760366" figureDoi-1="http://doi.org/10.5281/zenodo.4760372" httpUri-0="https://zenodo.org/record/4760366/files/figure.png" httpUri-1="https://zenodo.org/record/4760372/files/figure.png" pageId="8" pageNumber="210">15-16f</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF99F119FD66FD079063FD39" box="[747,785,722,746]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="8" pageNumber="210">18f</figureCitation>
); ventral surface setae (D) scattered below marginal and submarginal setae or forming a dense longitudinal band, sometimes concentrated in posterior half …………………………………….. 9
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FF30FC51906CFBA2" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FF30FC51906FFC30" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FC51906FFC30" pageId="8" pageNumber="210">
9 Lacinia with 7–41 ventral surface setae (D) scattered below marginal or submarginal setae (
<figureCitation id="C2E92A30FF99F119FF66FC1E924DFC30" box="[235,319,971,995]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="8" pageNumber="210">Figs. 3f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FEC6FC1E9213FC30" box="[331,353,971,995]" captionStart="Figs" captionStartId="19.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@19.[317,1315,251,1773]" captionTargetPageId="19" captionText="Figs. 6a-h. Isoperla bifurcata nymph and ventral maxilla, Mosquito Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 6e-f 100x, 6g 200x, and 6h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760340" httpUri="https://zenodo.org/record/4760340/files/figure.png" pageId="8" pageNumber="210">6f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FEE0FC1E92F1FC30" box="[365,387,971,995]" captionStart="Figs" captionStartId="26.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@26.[317,1315,251,1773]" captionTargetPageId="26" captionText="Figs. 9a-h. Isoperla laucki nymph and ventral maxilla, Dragsaw Spring, Humboldt County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 9e-f 100x, 9g 200x, and 9h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760350" httpUri="https://zenodo.org/record/4760350/files/figure.png" pageId="8" pageNumber="210">9f</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF99F119FE2FFC1E92B4FC30" box="[418,454,971,995]" captionStart="Figs" captionStartId="34.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1774]" captionTargetId="figure-57@34.[317,1315,251,1774]" captionTargetPageId="34" captionText="Figs. 12a-h. Isoperla mormona nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal Seta DS, and Thin marginal seta TMS. White bars = 1 mm, 12 e-f 100x, 12g 200x, and 12 h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760358" httpUri="https://zenodo.org/record/4760358/files/figure.png" pageId="8" pageNumber="210">12f</figureCitation>
) …………………….....…… 10
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FF30FC3B906CFBA2" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FC3B906CFBA2" pageId="8" pageNumber="210">
9’ Lacinia with 41–110 ventral surface setae (D) forming dense longitudinal band below marginal or submarginal setae (
<figureCitation id="C2E92A30FF99F119FE61FBE09131FB9E" box="[492,579,1077,1101]" captionStart="Figs" captionStartId="24.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@24.[317,1315,251,1773]" captionTargetPageId="24" captionText="Figs. 8a-h. Isoperla fulva nymph and ventral maxilla, Beaver Creek, Gunnison County, CO. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 8e-f 100x, 8g 200x, and 8h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760348" httpUri="https://zenodo.org/record/4760348/files/figure.png" pageId="8" pageNumber="210">Figs. 8f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FDDCFBE09107FB9E" box="[593,629,1077,1101]" captionStart="Figs" captionStartId="29.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1769]" captionTargetId="figure-57@29.[317,1315,251,1769]" captionTargetPageId="29" captionText="Figs. 10a-h. Isoperla marmorata nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, and Dorsal seta DS. White bars = 1 mm, 10e-f 100x, 10g 200x, and 10h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760352" httpUri="https://zenodo.org/record/4760352/files/figure.png" pageId="8" pageNumber="210">10f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FD09FBE091BEFB9E" box="[644,716,1077,1101]" captionStart-0="Figs" captionStart-1="Figs" captionStartId-0="41.[189,238,1823,1847]" captionStartId-1="44.[189,238,1823,1847]" captionTargetBox-0="[317,1315,251,1773]" captionTargetBox-1="[317,1315,251,1773]" captionTargetId-0="figure-57@41.[317,1315,251,1773]" captionTargetId-1="figure-57@44.[317,1315,251,1773]" captionTargetPageId-0="41" captionTargetPageId-1="44" captionText-0="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." captionText-1="Figs. 16a-h. Isoperla roguensis nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 16e-f 100x, 16g 200x, and 16h 400x." figureDoi-0="http://doi.org/10.5281/zenodo.4760366" figureDoi-1="http://doi.org/10.5281/zenodo.4760372" httpUri-0="https://zenodo.org/record/4760366/files/figure.png" httpUri-1="https://zenodo.org/record/4760372/files/figure.png" pageId="8" pageNumber="210">15-16f</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF99F119FD7DFBE09066FB9E" box="[752,788,1077,1101]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="8" pageNumber="210">18f</figureCitation>
) ….………………...………………...……………….13
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FF30FBA9906FFB2C" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FF30FBA9906FFB6B" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FBA9906FFB6B" pageId="8" pageNumber="210">
10 Lacinia with 7–14 ventral surface setae (D) (
<figureCitation id="C2E92A30FF99F119FD68FBA9938BFB6B" captionStart="Figs" captionStartId="26.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@26.[317,1315,251,1773]" captionTargetPageId="26" captionText="Figs. 9a-h. Isoperla laucki nymph and ventral maxilla, Dragsaw Spring, Humboldt County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 9e-f 100x, 9g 200x, and 9h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760350" httpUri="https://zenodo.org/record/4760350/files/figure.png" pageId="8" pageNumber="210">Figs. 9f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FE88FB75925AFB6B" box="[261,296,1184,1208]" captionStart="Figs" captionStartId="34.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1774]" captionTargetId="figure-57@34.[317,1315,251,1774]" captionTargetPageId="34" captionText="Figs. 12a-h. Isoperla mormona nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal Seta DS, and Thin marginal seta TMS. White bars = 1 mm, 12 e-f 100x, 12g 200x, and 12 h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760358" httpUri="https://zenodo.org/record/4760358/files/figure.png" pageId="8" pageNumber="210">12f</figureCitation>
) ….....…..…...……………...…..……..….… 11
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FF30FB11906FFB2C" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FB11906FFB2C" pageId="8" pageNumber="210">
10’ Lacinia with 17–41 ventral surface setae (D) (
<figureCitation id="C2E92A30FF99F119FD6BFB16938BFB2C" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="8" pageNumber="210">Figs. 3f</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FE88FB32926EFB2C" box="[261,284,1255,1279]" captionStart="Figs" captionStartId="19.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@19.[317,1315,251,1773]" captionTargetPageId="19" captionText="Figs. 6a-h. Isoperla bifurcata nymph and ventral maxilla, Mosquito Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 6e-f 100x, 6g 200x, and 6h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760340" httpUri="https://zenodo.org/record/4760340/files/figure.png" pageId="8" pageNumber="210">6f</figureCitation>
) ……................……………........………..… 12
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FF30FADE906FF9C9" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FF30FADE906EFA5E" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FADE906EFA5E" pageId="8" pageNumber="210">
11 Fine silky setae sparse on dorsal surfaces of femora and tibia (
<figureCitation id="C2E92A30FF99F119FE42FAFB914BFA95" box="[463,569,1326,1350]" captionStart="Figs" captionStartId="54.[189,238,1610,1634]" captionTargetBox="[211,1421,251,1541]" captionTargetId="figure-57@54.[211,1421,251,1541]" captionTargetPageId="54" captionText="Figs. 20a-q. Isoperla front right leg habitus, Larvae, 32–40x, Bar = 1mm. 20a. I. acula; 20b. I. adunca; 20c. I. baumanni; 20d. I. bifurcata; 20e. I. denningi; 20f. I. fulva; 20g. I. laucki; 20h. I. marmorata; 20i. I. miwok; 20j. I. mormona; 20k. I. muir; 20L. I. pinta; 20m. I. quinquepunctata; 20n. I. roguensis; 20o. I. sobria; 20p. I. sordida; 20q. I. tilasqua." figureDoi="http://doi.org/10.5281/zenodo.4760382" httpUri="https://zenodo.org/record/4760382/files/figure.png" pageId="8" pageNumber="210">
Fig. 
<quantity id="9D2A9B50FF99F119FD81FAFB914BFA95" box="[524,569,1326,1350]" metricMagnitude="-2" metricUnit="kg" metricValue="2.0" pageId="8" pageNumber="210" unit="g" value="20.0">20g</quantity>
</figureCitation>
); interocellar area completely dark (
<figureCitation id="C2E92A30FF99F119FE46FA849155FAB9" box="[459,551,1361,1386]" captionStart="Figs" captionStartId="26.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@26.[317,1315,251,1773]" captionTargetPageId="26" captionText="Figs. 9a-h. Isoperla laucki nymph and ventral maxilla, Dragsaw Spring, Humboldt County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 9e-f 100x, 9g 200x, and 9h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760350" httpUri="https://zenodo.org/record/4760350/files/figure.png" pageId="8" pageNumber="210">Fig. 9a</figureCitation>
); length 
<quantity id="9D2A9B50FF99F119FD28FA87906FFABA" box="[677,797,1362,1386]" metricMagnitude="-3" metricUnit="m" metricValue="9.5" metricValueMax="10.0" metricValueMin="9.0" pageId="8" pageNumber="210" unit="mm" value="9.5" valueMax="10.0" valueMin="9.0">9–10 mm</quantity>
….…………………………………………. 
<taxonomicName id="9DD24D36FF99F119FD36FAA0906EFA5E" box="[699,796,1397,1421]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="laucki">
<emphasis id="68A6EAA7FF99F119FD36FAA0906EFA5E" bold="true" box="[699,796,1397,1421]" italics="true" pageId="8" pageNumber="210">I. laucki</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FF30FA4C906FF9C9" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30FA4C906FF9C9" pageId="8" pageNumber="210">
11’ Fine silky setae sparse on dorsal surface of femora, numerous and continuous on tibia (
<figureCitation id="C2E92A30FF99F119FD7DFA69927AFA2B" captionStart="Figs" captionStartId="54.[189,238,1610,1634]" captionTargetBox="[211,1421,251,1541]" captionTargetId="figure-57@54.[211,1421,251,1541]" captionTargetPageId="54" captionText="Figs. 20a-q. Isoperla front right leg habitus, Larvae, 32–40x, Bar = 1mm. 20a. I. acula; 20b. I. adunca; 20c. I. baumanni; 20d. I. bifurcata; 20e. I. denningi; 20f. I. fulva; 20g. I. laucki; 20h. I. marmorata; 20i. I. miwok; 20j. I. mormona; 20k. I. muir; 20L. I. pinta; 20m. I. quinquepunctata; 20n. I. roguensis; 20o. I. sobria; 20p. I. sordida; 20q. I. tilasqua." figureDoi="http://doi.org/10.5281/zenodo.4760382" httpUri="https://zenodo.org/record/4760382/files/figure.png" pageId="8" pageNumber="210">Fig. 20j</figureCitation>
); interocellar area partially light (
<figureCitation id="C2E92A30FF99F119FD21FA359062FA2B" box="[684,784,1504,1528]" captionStart="Figs" captionStartId="34.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1774]" captionTargetId="figure-57@34.[317,1315,251,1774]" captionTargetPageId="34" captionText="Figs. 12a-h. Isoperla mormona nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal Seta DS, and Thin marginal seta TMS. White bars = 1 mm, 12 e-f 100x, 12g 200x, and 12 h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760358" httpUri="https://zenodo.org/record/4760358/files/figure.png" pageId="8" pageNumber="210">Fig. 12a</figureCitation>
); length 
<quantity id="9D2A9B50FF99F119FEBEF9D192FDF9C8" box="[307,399,1539,1563]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" metricValueMax="9.0" metricValueMin="7.0" pageId="8" pageNumber="210" unit="mm" value="8.0" valueMax="9.0" valueMin="7.0">7–9 mm</quantity>
………….....…….…… 
<taxonomicName id="9DD24D36FF99F119FD1BF9D6906FF9C9" authorityName="Banks" authorityYear="1920" box="[662,797,1539,1562]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="mormona">
<emphasis id="68A6EAA7FF99F119FD1BF9D6906FF9C9" bold="true" box="[662,797,1539,1562]" italics="true" pageId="8" pageNumber="210">I. mormona</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FF30F9F2906FF8E4" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FF30F9F2906FF97A" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30F9F2906FF97A" pageId="8" pageNumber="210">
12 Fine silky setae numerous and continuous on dorsal surfaces of femora and tibia (
<figureCitation id="C2E92A30FF99F119FD21F99F9062F9B1" box="[684,784,1610,1634]" captionStart="Figs" captionStartId="54.[189,238,1610,1634]" captionTargetBox="[211,1421,251,1541]" captionTargetId="figure-57@54.[211,1421,251,1541]" captionTargetPageId="54" captionText="Figs. 20a-q. Isoperla front right leg habitus, Larvae, 32–40x, Bar = 1mm. 20a. I. acula; 20b. I. adunca; 20c. I. baumanni; 20d. I. bifurcata; 20e. I. denningi; 20f. I. fulva; 20g. I. laucki; 20h. I. marmorata; 20i. I. miwok; 20j. I. mormona; 20k. I. muir; 20L. I. pinta; 20m. I. quinquepunctata; 20n. I. roguensis; 20o. I. sobria; 20p. I. sordida; 20q. I. tilasqua." figureDoi="http://doi.org/10.5281/zenodo.4760382" httpUri="https://zenodo.org/record/4760382/files/figure.png" pageId="8" pageNumber="210">Fig. 20a</figureCitation>
); abdomen with median longitudinal thin dark pigment band (
<figureCitation id="C2E92A30FF99F119FE19F9449296F97A" box="[404,484,1681,1705]" captionStart="Figs" captionStartId="11.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1756]" captionTargetId="figure-57@11.[317,1315,251,1756]" captionTargetPageId="11" captionText="Figs. 3a-h. Isoperla acula nymph and ventral maxilla, Deadman Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 3e-f 100x, 3g 200x, and 3h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760330" httpUri="https://zenodo.org/record/4760330/files/figure.png" pageId="8" pageNumber="210">Fig. 3d</figureCitation>
) ………..…….…… 
<taxonomicName id="9DD24D36FF99F119FD4BF947906FF97A" authorityName="Jewett" authorityYear="1962" box="[710,797,1681,1705]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="acula">
<emphasis id="68A6EAA7FF99F119FD4BF947906FF97A" bold="true" box="[710,797,1681,1705]" italics="true" pageId="8" pageNumber="210">I. acula</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FF30F960906FF8E4" blockId="8.[189,798,225,1918]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30F960906FF8E4" pageId="8" pageNumber="210">
12’ Fine silky setae sparse on dorsal surface of femora, numerous but not continuous on tibia (
<figureCitation id="C2E92A30FF99F119FF66F9299239F8C7" box="[235,331,1788,1812]" captionStart="Figs" captionStartId="54.[189,238,1610,1634]" captionTargetBox="[211,1421,251,1541]" captionTargetId="figure-57@54.[211,1421,251,1541]" captionTargetPageId="54" captionText="Figs. 20a-q. Isoperla front right leg habitus, Larvae, 32–40x, Bar = 1mm. 20a. I. acula; 20b. I. adunca; 20c. I. baumanni; 20d. I. bifurcata; 20e. I. denningi; 20f. I. fulva; 20g. I. laucki; 20h. I. marmorata; 20i. I. miwok; 20j. I. mormona; 20k. I. muir; 20L. I. pinta; 20m. I. quinquepunctata; 20n. I. roguensis; 20o. I. sobria; 20p. I. sordida; 20q. I. tilasqua." figureDoi="http://doi.org/10.5281/zenodo.4760382" httpUri="https://zenodo.org/record/4760382/files/figure.png" pageId="8" pageNumber="210">Fig. 20d</figureCitation>
); abdomen without median longitudinal dark pigment band (
<figureCitation id="C2E92A30FF99F119FE5CF8CA9153F8E4" box="[465,545,1823,1847]" captionStart="Figs" captionStartId="19.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@19.[317,1315,251,1773]" captionTargetPageId="19" captionText="Figs. 6a-h. Isoperla bifurcata nymph and ventral maxilla, Mosquito Spring, Plumas County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 6e-f 100x, 6g 200x, and 6h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760340" httpUri="https://zenodo.org/record/4760340/files/figure.png" pageId="8" pageNumber="210">Fig. 6d</figureCitation>
) ………... 
<taxonomicName id="9DD24D36FF99F119FD17F8F5906FF8E4" box="[666,797,1823,1847]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="bifurcata">
<emphasis id="68A6EAA7FF99F119FD17F8F5906FF8E4" bold="true" box="[666,797,1823,1847]" italics="true" pageId="8" pageNumber="210">I. bifurcata</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FF30F89696D1FE54" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FF30F89696D1FECF" blockId="8.[189,798,225,1918]" lastBlockId="8.[835,1443,225,1315]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FF30F89696D1FECF" pageId="8" pageNumber="210">
13 Pronotal discs mostly dark, each usually with small, light, reticulate markings along median dark pigment margins (
<taxonomicName id="9DD24D36FF99F119FB18FF37965AFF2A" authorityName="Needham &amp; Claassen" authorityYear="1925" box="[1173,1320,226,249]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="marmorata">
<emphasis id="68A6EAA7FF99F119FB18FF37965AFF2A" box="[1173,1320,226,249]" italics="true" pageId="8" pageNumber="210">I. marmorata</emphasis>
</taxonomicName>
complex) (
<figureCitation id="C2E92A30FF99F119FCFCFED190BBFECF" box="[881,969,260,284]" captionStart="Figs" captionStartId="24.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@24.[317,1315,251,1773]" captionTargetPageId="24" captionText="Figs. 8a-h. Isoperla fulva nymph and ventral maxilla, Beaver Creek, Gunnison County, CO. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 8e-f 100x, 8g 200x, and 8h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760348" httpUri="https://zenodo.org/record/4760348/files/figure.png" pageId="8" pageNumber="210">Figs. 8a</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FC58FED1908FFECF" box="[981,1021,260,284]" captionStart="Figs" captionStartId="29.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1769]" captionTargetId="figure-57@29.[317,1315,251,1769]" captionTargetPageId="29" captionText="Figs. 10a-h. Isoperla marmorata nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, and Dorsal seta DS. White bars = 1 mm, 10e-f 100x, 10g 200x, and 10h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760352" httpUri="https://zenodo.org/record/4760352/files/figure.png" pageId="8" pageNumber="210">10a</figureCitation>
&amp; 
<figureCitation id="C2E92A30FF99F119FB91FED19736FECF" box="[1052,1092,260,284]" captionStart="Figs" captionStartId="44.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@44.[317,1315,251,1773]" captionTargetPageId="44" captionText="Figs. 16a-h. Isoperla roguensis nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 16e-f 100x, 16g 200x, and 16h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760372" httpUri="https://zenodo.org/record/4760372/files/figure.png" pageId="8" pageNumber="210">16a</figureCitation>
) …….....………………….…. 14
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FCCEFEFD96D1FE54" blockId="8.[835,1443,225,1315]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FCCEFEFD96D1FE54" pageId="8" pageNumber="210">
13’ Pronotal discs patterned, each with variable central light areas generally enclosed by dark pigment (
<figureCitation id="C2E92A30FF99F119FC57FEBA9733FE55" box="[986,1089,367,391]" captionStart="Figs" captionStartId="41.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@41.[317,1315,251,1773]" captionTargetPageId="41" captionText="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760366" httpUri="https://zenodo.org/record/4760366/files/figure.png" pageId="8" pageNumber="210">Figs. 15a</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FBC3FEBA9704FE54" box="[1102,1142,367,391]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="8" pageNumber="210">18a</figureCitation>
) ..……………………… 15
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FCCEFE4796D1FD70" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FCCEFE4796D1FDC6" blockId="8.[835,1443,225,1315]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FCCEFE4796D1FDC6" pageId="8" pageNumber="210">
14 Dorsal head capsule light M shaped pattern variable, usually not connected to light frontoclypeus area by light longitudinal median band (
<figureCitation id="C2E92A30FF99F119FC3CFE289778FDC6" box="[945,1034,509,533]" captionStart="Figs" captionStartId="24.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@24.[317,1315,251,1773]" captionTargetPageId="24" captionText="Figs. 8a-h. Isoperla fulva nymph and ventral maxilla, Beaver Creek, Gunnison County, CO. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, Dorsal seta DS, and Thin marginal seta TMS. White bars = 1 mm, 8e-f 100x, 8g 200x, and 8h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760348" httpUri="https://zenodo.org/record/4760348/files/figure.png" pageId="8" pageNumber="210">Figs. 8a</figureCitation>
, 
<figureCitation id="C2E92A30FF99F119FB98FE28974CFDC6" box="[1045,1086,509,533]" captionStart="Figs" captionStartId="44.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@44.[317,1315,251,1773]" captionTargetPageId="44" captionText="Figs. 16a-h. Isoperla roguensis nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae A and B, Marginal setae C, Ventral surface setae D, and Dorsal surface setae DSS. White bars = 1 mm, 16e-f 100x, 16g 200x, and 16h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760372" httpUri="https://zenodo.org/record/4760372/files/figure.png" pageId="8" pageNumber="210">16a</figureCitation>
) .............. 
<emphasis id="68A6EAA7FF99F119FB23FE2896D1FDC6" bold="true" box="[1198,1443,508,533]" pageId="8" pageNumber="210">
<taxonomicName id="9DD24D36FF99F119FB23FE289673FDC7" authorityName=": Szczytko &amp; Stewart" authorityYear="1979" box="[1198,1281,508,532]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="fulva">
<emphasis id="68A6EAA7FF99F119FB23FE289673FDC7" bold="true" box="[1198,1281,508,532]" italics="true" pageId="8" pageNumber="210">I. fulva</emphasis>
</taxonomicName>
&amp; 
<taxonomicName id="9DD24D36FF99F119FAADFE2896D1FDC6" authorityName=": Szczytko &amp; Stewart" authorityYear="2002" box="[1312,1443,509,533]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="roguensis">
<emphasis id="68A6EAA7FF99F119FAADFE2896D1FDC6" bold="true" box="[1312,1443,509,533]" italics="true" pageId="8" pageNumber="210">I. roguensis</emphasis>
</taxonomicName>
</emphasis>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FCCEFDF496D1FD70" blockId="8.[835,1443,225,1315]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FCCEFDF496D1FD70" pageId="8" pageNumber="210">
14’ Dorsal head capsule light M shaped pattern variable, usually connected to light frontoclypeus area by light longitudinal median band (
<figureCitation id="C2E92A30FF99F119FAB2FDBD96E8FD53" box="[1343,1434,616,640]" captionStart="Figs" captionStartId="29.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1769]" captionTargetId="figure-57@29.[317,1315,251,1769]" captionTargetPageId="29" captionText="Figs. 10a-h. Isoperla marmorata nymph and ventral maxilla, Greenwood Creek, El Dorado County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae DSS, and Dorsal seta DS. White bars = 1 mm, 10e-f 100x, 10g 200x, and 10h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760352" httpUri="https://zenodo.org/record/4760352/files/figure.png" pageId="8" pageNumber="210">Fig. 10a</figureCitation>
) ………………….....…………….…… 
<taxonomicName id="9DD24D36FF99F119FA87FD5996D1FD70" authorityName="Needham &amp; Claassen" authorityYear="1925" box="[1290,1443,652,675]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="marmorata">
<emphasis id="68A6EAA7FF99F119FA87FD5996D1FD70" bold="true" box="[1290,1443,652,675]" italics="true" pageId="8" pageNumber="210">I. marmorata</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="E1262E10FF99F119FCCEFD7A96D1FAF1" pageId="8" pageNumber="210">
<paragraph id="5A6D36B5FF99F119FCCEFD7A96D3FC30" blockId="8.[835,1443,225,1315]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FCCEFD7A96D3FC30" pageId="8" pageNumber="210">
15 Fine silky setae numerous and continuous on dorsal surfaces of femora and tibia (
<figureCitation id="C2E92A30FF99F119FAA4FD0796E4FD38" box="[1321,1430,722,747]" captionStart="Figs" captionStartId="54.[189,238,1610,1634]" captionTargetBox="[211,1421,251,1541]" captionTargetId="figure-57@54.[211,1421,251,1541]" captionTargetPageId="54" captionText="Figs. 20a-q. Isoperla front right leg habitus, Larvae, 32–40x, Bar = 1mm. 20a. I. acula; 20b. I. adunca; 20c. I. baumanni; 20d. I. bifurcata; 20e. I. denningi; 20f. I. fulva; 20g. I. laucki; 20h. I. marmorata; 20i. I. miwok; 20j. I. mormona; 20k. I. muir; 20L. I. pinta; 20m. I. quinquepunctata; 20n. I. roguensis; 20o. I. sobria; 20p. I. sordida; 20q. I. tilasqua." figureDoi="http://doi.org/10.5281/zenodo.4760382" httpUri="https://zenodo.org/record/4760382/files/figure.png" pageId="8" pageNumber="210">
Fig. 
<quantity id="9D2A9B50FF99F119FAECFD0696E4FD38" box="[1377,1430,723,747]" metricMagnitude="1" metricUnit="m" metricValue="2.0" pageId="8" pageNumber="210" unit="m" value="20.0">20m</quantity>
</figureCitation>
); faint M shaped light pattern on dorsum of head completely enclosed by dark pigment (
<figureCitation id="C2E92A30FF99F119FABAFCCC96E7FCE2" box="[1335,1429,793,817]" captionStart="Figs" captionStartId="41.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@41.[317,1315,251,1773]" captionTargetPageId="41" captionText="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760366" httpUri="https://zenodo.org/record/4760366/files/figure.png" pageId="8" pageNumber="210">Fig. 15a</figureCitation>
); pronotum pattern variable with small to large irregular shaped window-like light areas on each disc (small in 
<figureCitation id="C2E92A30FF99F119FB92FC5197F1FC4F" box="[1055,1155,900,924]" captionStart="Figs" captionStartId="41.[189,238,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@41.[317,1315,251,1773]" captionTargetPageId="41" captionText="Figs. 15a-h. Isoperla quinquepunctata nymph and ventral maxilla, Butte Creek, Butte County, CA. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal surface setae, and Thin marginal setae TMS. White bars = 1 mm, 15e-f 100x, 15g 200x, and 15h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760366" httpUri="https://zenodo.org/record/4760366/files/figure.png" pageId="8" pageNumber="210">Fig. 15b</figureCitation>
), specimens with large window like light areas usually partially open along inner margins …..…… 
<taxonomicName id="9DD24D36FF99F119FB4CFC1E96D3FC30" baseAuthorityName="Banks" baseAuthorityYear="1902" box="[1217,1441,971,995]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="quinquepunctata">
<emphasis id="68A6EAA7FF99F119FB4CFC1E96D3FC30" bold="true" box="[1217,1441,971,995]" italics="true" pageId="8" pageNumber="210">I. quinquepunctata</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="5A6D36B5FF99F119FCCEFC3B96D1FAF1" blockId="8.[835,1443,225,1315]" pageId="8" pageNumber="210">
<keyLead id="E1239580FF99F119FCCEFC3B96D1FAF1" pageId="8" pageNumber="210">
15’ Fine silky setae sparse on dorsal surface of femora, numerous and continuous on tibia (
<figureCitation id="C2E92A30FF99F119FAFBFBC790E4FB9D" captionStart="Figs" captionStartId="54.[189,238,1610,1634]" captionTargetBox="[211,1421,251,1541]" captionTargetId="figure-57@54.[211,1421,251,1541]" captionTargetPageId="54" captionText="Figs. 20a-q. Isoperla front right leg habitus, Larvae, 32–40x, Bar = 1mm. 20a. I. acula; 20b. I. adunca; 20c. I. baumanni; 20d. I. bifurcata; 20e. I. denningi; 20f. I. fulva; 20g. I. laucki; 20h. I. marmorata; 20i. I. miwok; 20j. I. mormona; 20k. I. muir; 20L. I. pinta; 20m. I. quinquepunctata; 20n. I. roguensis; 20o. I. sobria; 20p. I. sordida; 20q. I. tilasqua." figureDoi="http://doi.org/10.5281/zenodo.4760382" httpUri="https://zenodo.org/record/4760382/files/figure.png" pageId="8" pageNumber="210">Fig. 20p</figureCitation>
); M shaped light pattern on dorsum of head connected to unpigmented frontoclypeus by median light band (
<figureCitation id="C2E92A30FF99F119FBDAFBA897C5FB46" box="[1111,1207,1149,1173]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="8" pageNumber="210">Fig. 18a</figureCitation>
); pronotum pattern less variable, with large irregular shaped window-like light areas on each disc (
<figureCitation id="C2E92A30FF99F119FAB9FB1196E4FB0F" box="[1332,1430,1220,1244]" captionStart="Figs" captionStartId="49.[189,241,1823,1847]" captionTargetBox="[317,1315,251,1773]" captionTargetId="figure-57@49.[317,1315,251,1773]" captionTargetPageId="49" captionText="Figs. 18a-h. Isoperla sordida nymph and ventral maxilla, Fall River, Deschutes County, OR. Submarginal setae groups A and B, Marginal setae C, Ventral surface setae D, Dorsal seta DS, Dorsal surface setae DSS, and Thin marginal seta TMS. White bars = 1 mm, 18e-f 100x, 18g 200x, and 18h 400x." figureDoi="http://doi.org/10.5281/zenodo.4760376" httpUri="https://zenodo.org/record/4760376/files/figure.png" pageId="8" pageNumber="210">Fig. 18b</figureCitation>
), window-like light areas enclosed by dark pigment along inner margins.…………………... 
<taxonomicName id="9DD24D36FF99F119FABEFADE96D1FAF1" authorityName="Banks" authorityYear="1906" box="[1331,1443,1290,1314]" class="Insecta" family="Perlodidae" genus="Isoperla" kingdom="Animalia" order="Plecoptera" pageId="8" pageNumber="210" phylum="Arthropoda" rank="species" species="sordida">
<emphasis id="68A6EAA7FF99F119FABEFADE96D1FAF1" bold="true" box="[1331,1443,1290,1314]" italics="true" pageId="8" pageNumber="210">I. sordida</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</subSubSection>
</treatment>
</document>