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<document id="AE97652BD0C50CED232A55C7C4F89220" ID-DOI="10.5281/zenodo.189740" ID-GBIF-Dataset="8dc3930d-f5da-496f-a86f-f0da1543811a" ID-ISSN="1175-5326" ID-Zenodo-Dep="189740" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461104606930" checkinUser="plazi" docAuthor="Walter, David Evans" docDate="2009" docId="039F612DFFB4FA7B40AAD03BFAE1FCF4" docLanguage="en" docName="zt02206p044.pdf" docOrigin="Zootaxa 2206" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Donjohnstonella subalpina Paschoal 1982" docType="treatment" docVersion="9" lastPageNumber="32" masterDocId="FFA61955FFBCFA72403DD778FFA2FFB8" masterDocTitle="Genera of Gymnodamaeidae (Acari: Oribatida: Plateremaeoidea) of Canada, with notes on some nomenclatorial problems" masterLastPageNumber="44" masterPageNumber="23" pageNumber="31" updateTime="1698592501701" updateUser="plazi">
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<mods:title id="5F0871C4115EC2BAFCED8EF3E130FAA5">Genera of Gymnodamaeidae (Acari: Oribatida: Plateremaeoidea) of Canada, with notes on some nomenclatorial problems</mods:title>
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<mods:namePart id="A00A779F1F176FF33E41D0AAB491B95C">Walter, David Evans</mods:namePart>
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<treatment id="039F612DFFB4FA7B40AAD03BFAE1FCF4" ID-DOI="http://doi.org/10.5281/zenodo.6223012" ID-GBIF-Taxon="119622872" ID-Zenodo-Dep="6223012" LSID="urn:lsid:plazi:treatment:039F612DFFB4FA7B40AAD03BFAE1FCF4" httpUri="http://treatment.plazi.org/id/039F612DFFB4FA7B40AAD03BFAE1FCF4" lastPageId="9" lastPageNumber="32" pageId="8" pageNumber="31">
<subSubSection id="C32C83B0FFB4FA7A40AAD03BFE97F838" pageId="8" pageNumber="31" type="nomenclature">
<paragraph id="8B89D03BFFB4FA7A40AAD03BFD10F8E5" blockId="8.[151,690,1859,1920]" box="[151,690,1859,1885]" pageId="8" pageNumber="31">
<heading id="D0C16757FFB4FA7A40AAD03BFD10F8E5" bold="true" box="[151,690,1859,1885]" fontSize="11" level="1" pageId="8" pageNumber="31" reason="1">
<taxonomicName id="4C36ABB8FFB4FA7A40AAD03BFD10F8E5" authority="Paschoal, 1982" authorityName="Paschoal" authorityYear="1982" box="[151,690,1859,1885]" class="Arachnida" family="Gymnodamaeidae" genus="Donjohnstonella" kingdom="Animalia" order="Sarcoptiformes" pageId="8" pageNumber="31" phylum="Arthropoda" rank="species" species="subalpina">
<emphasis id="B9420C29FFB4FA7A40AAD03BFD10F8E5" bold="true" box="[151,690,1859,1885]" pageId="8" pageNumber="31">
<emphasis id="B9420C29FFB4FA7A40AAD03BFE7DF8E5" bold="true" box="[151,479,1859,1885]" italics="true" pageId="8" pageNumber="31">Donjohnstonella subalpina</emphasis>
(Paschoal, 1982)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8B89D03BFFB4FA7A40AAD01EFE97F838" blockId="8.[151,690,1859,1920]" box="[151,309,1894,1920]" pageId="8" pageNumber="31">(Figs. 1516)</paragraph>
</subSubSection>
<subSubSection id="C32C83B0FFB4FA7A40AAD0CBFCE0F84C" pageId="8" pageNumber="31" type="materials_examined">
<paragraph id="8B89D03BFFB4FA7A40AAD0CBFCE0F84C" blockId="8.[151,1437,1971,2036]" pageId="8" pageNumber="31">
<emphasis id="B9420C29FFB4FA7A40AAD0CBFE34F875" bold="true" box="[151,406,1971,1997]" pageId="8" pageNumber="31">Material examined:</emphasis>
<collectingCountry id="F32190ABFFB4FA7A41A2D0CBFE7CF875" box="[415,478,1971,1997]" name="United States of America" pageId="8" pageNumber="31">USA</collectingCountry>
, WASHINGTON:
<typeStatus id="548D6E99FFB4FA7A42F9D0CBFC97F875" box="[708,821,1971,1997]" pageId="8" pageNumber="31" type="holotype">Holotype</typeStatus>
(see Comments) female ex subalpine fir litter, Mt Rainier, WA,
<date id="FF88F6FBFFB4FA7A410AD0A2FE12F84C" box="[311,432,2010,2036]" pageId="8" pageNumber="31" value="1973-07-06">6.vii.1973</date>
, NGN1, 0 0 7806,
<collectionCode id="ED2748FEFFB4FA7A4242D0A2FD6EF84C" LSID="urn:lsid:biocol.org:col:34094" box="[639,716,2010,2036]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34094" name="Ohio State University Acarology Laboratory" pageId="8" pageNumber="31">OSAL</collectionCode>
0 0 81533.
</paragraph>
</subSubSection>
<subSubSection id="C32C83B0FFB5FA7B40FBD7EFFAE1FCF4" pageId="9" pageNumber="32" type="discussion">
<paragraph id="8B89D03BFFB5FA7B40FBD7EFFB6CFE24" blockId="9.[151,1437,151,848]" pageId="9" pageNumber="32">
<emphasis id="B9420C29FFB5FA7B40FBD7EFFEEFFF09" bold="true" box="[198,333,151,177]" pageId="9" pageNumber="32">Comments</emphasis>
: In
<bibRefCitation id="EFA7ADCAFFB5FA7B4141D7E0FD6BFF0A" author="Paschoal" box="[380,713,152,178]" pageId="9" pageNumber="44" refString="Paschoal, A. D. &amp; Johnston D. E. (1982) A numerical taxonomic revision of the Gymnodamaeidae (Acari: Oribatei). Revista Brasileira de Entomologia, 42, 439 - 459." type="journal article" year="1982">Paschoal &amp; Johnston (1982)</bibRefCitation>
, Paschoal named “
<taxonomicName id="4C36ABB8FFB5FA7B439BD7E0FA87FF0A" authority="Paschoal" authorityName="Paschoal" box="[934,1317,152,178]" class="Magnoliopsida" family="Boraginaceae" genus="Johnstonella" kingdom="Animalia" order="Boraginales" pageId="9" pageNumber="32" phylum="Tracheophyta" rank="species" species="subalpina" status="gen. nov.">
<emphasis id="B9420C29FFB5FA7B439BD7E0FB15FF09" box="[934,1207,152,177]" italics="true" pageId="9" pageNumber="32">Johnstonella subalpina</emphasis>
Paschoal
</taxonomicName>
<taxonomicNameLabel id="A271B152FFB5FA7B4511D7E0FADFFF0A" box="[1324,1405,152,178]" pageId="9" pageNumber="32" rank="genus">n. gen.</taxonomicNameLabel>
, s. [
<emphasis id="B9420C29FFB5FA7B409CD7C7FF61FF60" box="[161,195,191,216]" italics="true" pageId="9" pageNumber="32">sic</emphasis>
] sp.” (p. 450), along with diagnostic characters; thus establishing this genus and species. The name
<taxonomicName id="4C36ABB8FFB5FA7B40AAD79DFE8FFF46" box="[151,301,229,254]" class="Magnoliopsida" family="Boraginaceae" genus="Johnstonella" kingdom="Animalia" order="Boraginales" pageId="9" pageNumber="32" phylum="Tracheophyta" rank="genus">
<emphasis id="B9420C29FFB5FA7B40AAD79DFE8FFF46" box="[151,301,229,254]" italics="true" pageId="9" pageNumber="32">Johnstonella</emphasis>
</taxonomicName>
, however, is pre-occupied by the tomopterid polychaete genus
<taxonomicName id="4C36ABB8FFB5FA7B4420D79DFAECFF47" authority="Gosse, 1853" authorityName="Gosse" authorityYear="1853" box="[1053,1358,229,255]" class="Magnoliopsida" family="Boraginaceae" genus="Johnstonella" kingdom="Animalia" order="Boraginales" pageId="9" pageNumber="32" phylum="Tracheophyta" rank="genus">
<emphasis id="B9420C29FFB5FA7B4420D79DFB11FF46" box="[1053,1203,229,254]" italics="true" pageId="9" pageNumber="32">Johnstonella</emphasis>
Gosse, 1853
</taxonomicName>
(often now treated as a subgenus of
<taxonomicName id="4C36ABB8FFB5FA7B41C5D674FCB5FE9E" authority="Eschscholtz" authorityName="Eschscholtz" box="[504,791,268,294]" class="Polychaeta" family="Tomopteridae" genus="Tomopteris" kingdom="Animalia" order="Phyllodocida" pageId="9" pageNumber="32" phylum="Annelida" rank="genus">
<emphasis id="B9420C29FFB5FA7B41C5D674FDDEFE9D" box="[504,636,268,293]" italics="true" pageId="9" pageNumber="32">Tomopteris</emphasis>
Eschscholtz
</taxonomicName>
). In order to retain the meaning of the original author, i.e. to name the genus in honor of Donald E. Johnston, I propose the replacement name
<emphasis id="B9420C29FFB5FA7B4495D64AFACEFEF3" box="[1192,1388,306,331]" italics="true" pageId="9" pageNumber="32">Donjohnstonella</emphasis>
. As noted above, since the tritonymph of
<taxonomicName id="4C36ABB8FFB5FA7B426AD621FB2DFECB" authority="Bayartogtokh &amp; Schatz" authorityName="Bayartogtokh &amp; Schatz" box="[599,1167,345,371]" class="Arachnida" family="Gymnodamaeidae" genus="Gymnodamaeus" kingdom="Animalia" order="Sarcoptiformes" pageId="9" pageNumber="32" phylum="Arthropoda" rank="species" species="meyeri">
<emphasis id="B9420C29FFB5FA7B426AD621FCCDFECA" box="[599,879,345,370]" italics="true" pageId="9" pageNumber="32">Gymnodamaeus meyeri</emphasis>
Bayartogtokh &amp; Schatz
</taxonomicName>
expresses both seta
<emphasis id="B9420C29FFB5FA7B45B8D621FA36FECA" box="[1413,1428,345,370]" italics="true" pageId="9" pageNumber="32">h</emphasis>
3 and
<emphasis id="B9420C29FFB5FA7B40F5D6FBFF7DFE24" box="[200,223,387,412]" italics="true" pageId="9" pageNumber="32">lp</emphasis>
, the identity of the extra notogastral seta in
<taxonomicName id="4C36ABB8FFB5FA7B42DED6FBFCD8FE24" box="[739,890,387,412]" class="Magnoliopsida" family="Boraginaceae" genus="Johnstonella" kingdom="Animalia" order="Boraginales" pageId="9" pageNumber="32" phylum="Tracheophyta" rank="species" species="subalpina">
<emphasis id="B9420C29FFB5FA7B42DED6FBFCD8FE24" box="[739,890,387,412]" italics="true" pageId="9" pageNumber="32">D. subalpina</emphasis>
</taxonomicName>
is unclear, but I am using
<emphasis id="B9420C29FFB5FA7B448DD6FBFB1DFE24" box="[1200,1215,387,412]" italics="true" pageId="9" pageNumber="32">h</emphasis>
3.
</paragraph>
<paragraph id="8B89D03BFFB5FA7B40FBD6D4FAE1FCF4" blockId="9.[151,1437,151,848]" pageId="9" pageNumber="32">
<bibRefCitation id="EFA7ADCAFFB5FA7B40FBD6D4FE34FE7E" author="Paschoal" box="[198,406,428,454]" pageId="9" pageNumber="44" refString="Paschoal, A. D. (1983 d) Description of Johnstonella subalpina (Acari: Oribatei), a new species and genus of Gymnodamaeidae from the Nearctic region. Revista Brasileira de Entomologia, 27, 205 - 210." type="journal article" year="1983" yearSuffix="d">Paschoal (1983d)</bibRefCitation>
reported the
<typeStatus id="548D6E99FFB5FA7B4201D6D4FD00FE7E" box="[572,674,428,454]" pageId="9" pageNumber="32" type="holotype">holotype</typeStatus>
to be a male, but the labelled
<typeStatus id="548D6E99FFB5FA7B441DD6D4FB25FE7E" box="[1056,1159,428,454]" pageId="9" pageNumber="32" type="holotype">holotype</typeStatus>
specimen from OSAL examined is a dorsally mounted female with a distinct ovipositor. Presumably this is typographical error, since the only
<typeStatus id="548D6E99FFB5FA7B40C3D682FEC1FDAC" box="[254,355,506,532]" pageId="9" pageNumber="32" type="paratype">paratype</typeStatus>
female reported is in the authors collection in
<collectingCountry id="F32190ABFFB5FA7B43AFD682FC7CFDAC" box="[914,990,506,532]" name="Brazil" pageId="9" pageNumber="32">Brazil</collectingCountry>
. This specimen appears to be infected with a parasitic microorganism, oval to circular (59 long) with hyaline halo (~1 thick) and darker, granulate core. Three gut boli composed of dark fungal mycelium are present.
<taxonomicName id="4C36ABB8FFB5FA7B43E0D53FFA87FDD8" box="[989,1317,583,608]" class="Arachnida" family="Gymnodamaeidae" genus="Donjohnstonella" kingdom="Animalia" order="Sarcoptiformes" pageId="9" pageNumber="32" phylum="Arthropoda" rank="species" species="subalpina">
<emphasis id="B9420C29FFB5FA7B43E0D53FFA87FDD8" box="[989,1317,583,608]" italics="true" pageId="9" pageNumber="32">Donjohnstonella subalpina</emphasis>
</taxonomicName>
is known from three mites collected from subalpine fir litter on Mt Rainier in Washington,
<collectingCountry id="F32190ABFFB5FA7B4464D515FB36FD3F" box="[1113,1172,621,647]" name="United States of America" pageId="9" pageNumber="32">USA</collectingCountry>
(
<bibRefCitation id="EFA7ADCAFFB5FA7B4499D515FAC3FD3F" author="Paschoal" box="[1188,1377,621,647]" pageId="9" pageNumber="44" refString="Paschoal, A. D. (1983 d) Description of Johnstonella subalpina (Acari: Oribatei), a new species and genus of Gymnodamaeidae from the Nearctic region. Revista Brasileira de Entomologia, 27, 205 - 210." type="journal article" year="1983" yearSuffix="d">Paschoal 1983d</bibRefCitation>
) and is not yet known to occur in
<collectingCountry id="F32190ABFFB5FA7B41DED5ECFD9DFD16" box="[483,575,660,686]" name="Canada" pageId="9" pageNumber="32">Canada</collectingCountry>
.
<bibRefCitation id="EFA7ADCAFFB5FA7B4277D5ECFD4FFD16" author="Subias" box="[586,749,660,686]" pageId="9" pageNumber="44" refString="Subias, L. S. (2004) Listado sistematico, sinonimico y biogeografico de los acaros oribatidos (Acariformes, Oribatida) del mundo (1758 - 2002). Graellsia, 60, 3 - 305." type="journal article" year="2004">Subías (2004)</bibRefCitation>
considers
<taxonomicName id="4C36ABB8FFB5FA7B4357D5ECFBA2FD15" box="[874,1024,660,685]" class="Arachnida" family="Gymnodamaeidae" genus="Donjohnstonella" kingdom="Animalia" order="Sarcoptiformes" pageId="9" pageNumber="32" phylum="Arthropoda" rank="species" species="subalpina">
<emphasis id="B9420C29FFB5FA7B4357D5ECFBA2FD15" box="[874,1024,660,685]" italics="true" pageId="9" pageNumber="32">D. subalpina</emphasis>
</taxonomicName>
to be a species of
<taxonomicName id="4C36ABB8FFB5FA7B44E5D5ECFA37FD15" box="[1240,1429,660,685]" class="Arachnida" family="Gymnodamaeidae" genus="Gymnodamaeus" kingdom="Animalia" order="Sarcoptiformes" pageId="9" pageNumber="32" phylum="Arthropoda" rank="genus">
<emphasis id="B9420C29FFB5FA7B44E5D5ECFA37FD15" box="[1240,1429,660,685]" italics="true" pageId="9" pageNumber="32">Gymnodamaeus</emphasis>
</taxonomicName>
, but it can be separated from that genus by the presence of seta
<emphasis id="B9420C29FFB5FA7B43D0D5C3FC5EFD6C" box="[1005,1020,699,724]" italics="true" pageId="9" pageNumber="32">h</emphasis>
3 on the notogaster (as in some
<taxonomicName id="4C36ABB8FFB5FA7B40AAD59CFEEDFD46" box="[151,335,740,766]" class="Arachnida" family="Plateremaeidae" kingdom="Animalia" order="Sarcoptiformes" pageId="9" pageNumber="32" phylum="Arthropoda" rank="family">Plateremaeidae</taxonomicName>
), 3 setae on femur IV (
<quantity id="4CCE7DDEFFB5FA7B4260D59CFD2EFD46" box="[605,652,740,766]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="9" pageNumber="32" unit="in" value="2.0">2 in</quantity>
<taxonomicName id="4C36ABB8FFB5FA7B42AED59DFCF2FD46" box="[659,848,741,766]" class="Arachnida" family="Gymnodamaeidae" genus="Gymnodamaeus" kingdom="Animalia" order="Sarcoptiformes" pageId="9" pageNumber="32" phylum="Arthropoda" rank="genus" sensu="stricto">
<emphasis id="B9420C29FFB5FA7B42AED59DFCF2FD46" box="[659,848,741,766]" italics="true" pageId="9" pageNumber="32">Gymnodamaeus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A271B152FFB5FA7B4365D59CFCDFFD46" box="[856,893,740,766]" pageId="9" pageNumber="32" sensu="stricto">s.s.</taxonomicNameLabel>
), the lack of a ridge connecting the apophysis bearing the interlamellar seta to the bothridium, the tooth on the posterior rim of the bothridium (Fig. 15), the bullet-shaped cerotegument (Fig. 16 vs
<figureCitation id="130DCCBEFFB5FA7B4255D44AFD0CFCF4" box="[616,686,818,844]" captionStart="FIGURES 1 8" captionStartId="5.[151,271,1797,1821]" captionTargetBox="[167,1422,185,1773]" captionTargetId="figure@5.[167,1424,185,1773]" captionTargetPageId="5" captionText="FIGURES 1 8. Gymnodamaeus cf. ornatus Hammer, Alberta, Canada; scale bars = 0.1 mm, except Fig. 3 = 1 μm. 1, Prodorsum showing interlamellar seta (in) on apophysis at median edge of bothridial ridge and opposed to median prodorsal tubercle (larger arrow); 2, Prodorsum and anterior notogaster; 3, Spherical crystalline notogastral pustules; 4, Ano-genital region, arrow points to soft cuticle between genital and anal openings; 5, Dorsal habitus view showing Ushaped raised notogastral ridge pattern; 6, Rostrum from anterior view; 7, Light micrograph of ano-genital region, arrow points to preanal organ; 8, Genu IV (DIC micrograph) showing normal joint, i. e. lacking retrotecta, between femur (top) and tibia." httpUri="https://zenodo.org/record/189741/files/figure.png" pageId="9" pageNumber="32">Fig. 3</figureCitation>
), and the lack of a nipple-like tubercle between setae
<emphasis id="B9420C29FFB5FA7B4518D44AFA96FCF3" box="[1317,1332,818,843]" italics="true" pageId="9" pageNumber="32">h</emphasis>
1.
</paragraph>
</subSubSection>
</treatment>
</document>