treatments-xml/data/24/97/EA/2497EA57FE967B0B38D9FEB686E3686B.xml
2024-06-21 12:31:35 +02:00

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<document id="28EC439FC43E022CE0CEBCB6192D18FA" ENCODING="UTF8" ID-GBIF-Dataset="75959735-ac22-45c7-adc2-bfc4c68c208a" ModsDocAuthor="Luxton, M." ModsDocDate="1987" ModsDocID="ORI11424" ModsDocOrigin="http://unknown" ModsDocTitle="Mites of the genus Malaconothrus (Acari: Cryptostigmata) from the British Isles" checkinTime="1317815639301" checkinUser="thomas" docAuthor="Luxton, M." docDate="1987" docId="2497EA57FE967B0B38D9FEB686E3686B" docLanguage="en" docName="Luxton1987_gg2.xml" docOrigin="Journal of Natural History 21" docSource="http://unknown" docTitle="Malaconothrus monodactylus" docType="treatment" docVersion="10" lastPageNumber="202" masterDocId="1ACBAD37D2F78C7DD28FBC842E146CD0" masterDocTitle="Mites of the genus Malaconothrus (Acari: Cryptostigmata) from the British Isles" masterLastPageNumber="206" masterPageNumber="199" pageNumber="200" updateTime="1701313573769" updateUser="plazi">
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<mods:title id="497765EFB1E35B7AD1218EC93113C774">Mites of the genus Malaconothrus (Acari: Cryptostigmata) from the British Isles</mods:title>
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<mods:namePart id="45E45CA553F072E2E0471ADC34C90359">Luxton, M.</mods:namePart>
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<mods:title id="1F6177BE1A1EC2BE0B4250BC921917C4">Journal of Natural History</mods:title>
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<mods:date id="E2A728BB675412AEDE7F5E67ACF55561">1987</mods:date>
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<mods:number id="120AD06F9208104B46B066475BF8FD4C">21</mods:number>
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<mods:identifier id="D0C466549CD424C2679E060B23E52FEB" type="Plazi-Custom">ORI11424</mods:identifier>
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<treatment id="2497EA57FE967B0B38D9FEB686E3686B" ID-DOI="http://doi.org/10.5281/zenodo.6282353" ID-GBIF-Taxon="100113477" ID-Zenodo-Dep="6282353" LSID="urn:lsid:plazi:treatment:2497EA57FE967B0B38D9FEB686E3686B" httpUri="http://treatment.plazi.org/id/2497EA57FE967B0B38D9FEB686E3686B" lastPageId="3" lastPageNumber="202" pageId="1" pageNumber="200">
<subSubSection id="82E704960310B452756850C3D64D542A" pageId="1" pageNumber="200" type="nomenclature">
<paragraph id="D7DB960B8427BFD9D055C23348658671" pageId="1" pageNumber="200">
<taxonomicName id="C27A06E7396BF071E151A37ED9D170B2" ID-CoL="7VRD5" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="monodactylus">Malaconothrus monodactylus</taxonomicName>
(Michael, 1888)
</paragraph>
</subSubSection>
<subSubSection id="B1C5FEB3222B032DE3DAA1B978287F22" pageId="1" pageNumber="200" type="description">
<paragraph id="D8F2B04FBC80506BE5B68BA9956701EC" pageId="1" pageNumber="200">(Fig. 1)</paragraph>
</subSubSection>
<subSubSection id="DE64685E5F678174C4B0C1B8BAEA0B86" pageId="1" pageNumber="200" type="reference_group">
<paragraph id="7E69BF0580D33BCB5496D1D204E0D535" pageId="1" pageNumber="200">
<taxonomicName id="9ABE0E24F0CA731646810026AF4B7AA3" class="Arachnida" family="Nothridae" genus="Nothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="monodactylus">Nothrus monodactylus</taxonomicName>
Michael (1888), Hull (1915, 1916).
</paragraph>
<paragraph id="6FD30CDB528752B3AA5BBDC41D821DAD" pageId="1" pageNumber="200">
<taxonomicName id="E8DBB18A5C9BEFF123AA4E280536C342" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="egregius">Malaconothrus egregius</taxonomicName>
Evans (1952).
</paragraph>
<paragraph id="4B93BB1FA91435E22AA71CA4A5FA7A75" pageId="1" pageNumber="200">
<taxonomicName id="B4DD82DF1EACBBE1F28B82AF36569EAD" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="gracilis">Malaconothrus gracilis</taxonomicName>
van der Hammen, 1952
<taxonomicNameLabel id="AF9DE18CC470B54615CC66CB72A83D85" pageId="1" pageNumber="200" rank="species">new synonymy</taxonomicNameLabel>
.
</paragraph>
</subSubSection>
<subSubSection id="1F0DF77D3BF577B0CE2B0018EF5045F6" pageId="1" pageNumber="200" type="discussion">
<paragraph id="EB0EE2A5CD8E7C3E2BD8261C5F8A2C79" pageId="1" pageNumber="200">
Comparison of Michael's slide-mounted specimens of
<taxonomicName id="2537D9E1D85C36148178B665EED5AE1C" class="Arachnida" family="Nothridae" genus="Nothrus" genus.bestMatchDistance="91" genus.bestMatchVote="2" genus.innerRound="1" genus.outerRound="1" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="monodactylus">N. monodactylus</taxonomicName>
from the British Museum and Dr van der Hammen's syntypes of
<taxonomicName id="FEF57BEBC0C3D661C1F0B6E2BB539F3E" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" genus.bestMatchDistance="90" genus.bestMatchVote="2" genus.innerRound="1" genus.outerRound="1" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="gracilis">M. gracilis</taxonomicName>
reveal little justification for separating these species. The areolar patterning of Michael's specimens is fainter than that of most of the
<taxonomicName id="362CDB5AF7E6DDA934CD7B933918159D" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" genus.bestMatchDistance="165" genus.bestMatchVote="2" genus.innerRound="1" genus.outerRound="1" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="gracilis">M. gracilis</taxonomicName>
syntypes but this might arise from the less adequate clearing of Michael's mounts. The fragility of the cerotegument in most species of
<taxonomicName id="636537B7B7EDF721C92CE7273D4C7260" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="genus">Malaconothrus</taxonomicName>
also gives rise to a degree of apparent variation between some individuals.
</paragraph>
</subSubSection>
<subSubSection id="67BC65FA984895A73CEE638F5DD93E3D" pageId="1" pageNumber="200" type="materials_examined">
<paragraph id="739289610301035DB12E5367CE95A8D0" pageId="1" pageNumber="200">The following notes derive from the study of Michael's slides labelled:</paragraph>
<paragraph id="5F03FDB9D405D4EE84F4FD4D24F6BC09" pageId="1" pageNumber="200">
<materialsCitation id="4D2193FBAB7CF1768F393216AB4894CA" ID-GBIF-Occurrence="923897556" collectionCode="BMNH" collectorName="A. D. Michael" specimenCode="1930.8.25.1127">
<taxonomicName id="D2F38259BC1FA005111F2EE92C63319F" class="Arachnida" family="Nothridae" genus="Nothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="monodactylus">Nothrus monodactylus</taxonomicName>
<collectorName id="1B39A8AC1E924BD4F97F7C4160EEA89D">A. D. Michael</collectorName>
<specimenCode id="BFEE0A44F2C8F01752A8CACA6719D56C">1930.8.25.1127</specimenCode>
</materialsCitation>
</paragraph>
<paragraph id="52989E1CD8605C6DF3730F30EDECD068" pageId="1" pageNumber="200">
<materialsCitation id="CC53D6728714C2FECC915DC3FD07BFF2" ID-GBIF-Occurrence="923897553" collectionCode="BMNH" collectorName="A. D. Michael" specimenCode="1930.8.25.1128">
<taxonomicName id="5EA480CA901F413C6B1E470A81F8D4DE" class="Arachnida" family="Nothridae" genus="Nothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="1" pageNumber="200" phylum="Arthropoda" rank="species" species="monodactylus">Nothrus monodactylus</taxonomicName>
and underside.
<collectorName id="5E12DF4891AF543F897CB6350C068307">A.D. Michael</collectorName>
<specimenCode id="3F7C1C79655769CEC76E92755F8A4709">1930.8.25.1128</specimenCode>
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="E13D7A7B1288FF0BE279A435C9C98A19" lastPageId="2" lastPageNumber="201" pageId="1" pageNumber="200" type="description">
<paragraph id="990ADE8A8E0DFDBE07897F3A5E507509" pageId="1" pageNumber="200">
Dimensions. Michael (1888) gave the following dimensions: length 0 29 mm, breadth 019 mm. The first figure is in error since the mean dimensions of his slide-mounted specimens are: length 410
<normalizedToken id="BF9B99F28F89494816D872A786D4C36B" originalValue="µm" pageId="1" pageNumber="200">ym</normalizedToken>
(N = 3), width at widest point 210
<normalizedToken id="B315916305FBAC39F31EBFE38E9BE7DA" originalValue="µm" pageId="1" pageNumber="200">ym</normalizedToken>
(N = 2).
</paragraph>
<paragraph id="893923A9F446978A34FD996512651261" pageId="1" pageNumber="200">Colour. Yellowish on slide.</paragraph>
<paragraph id="EA5570CEBEBD647DDBBAAA617DD7EA12" lastPageId="2" lastPageNumber="201" pageId="1" pageNumber="200">Prodorsum. Rostrum rounded, rostral setae fine and smooth, just overtopping rostrum. Lamellar setae fine, smooth and long, but not reaching tip of rostrum. Distance between lamellar and inter-lamellar setae greater than distance between lamellar and rostral setae; lamellar setae not in direct alignment vertically with rostral setae. Inter-lamellar setae about half length of widest point of prodorsum. Exobothridial setae difficult to distinguish separately on any of Michael's specimens but appear tp be half the length of the inter-lamellar setae. Prodorsal surface finely punctate, areoles all smaller in size than those of notogaster, variable in size and closely packed.</paragraph>
<caption id="CDFDE29332B10A1CD432285FFF6F0AB6" pageId="2" pageNumber="201">
<paragraph id="1284175DD10577606F17AFAE9BF997A6" pageId="2" pageNumber="201">
<pageBreakToken id="2838907924C802FE1F756BC04A8874C8" pageId="2" pageNumber="201" start="start">Fig</pageBreakToken>
. 1.
<taxonomicName id="496CC4CA2ECDA1CF1A6F4C6B41F3F6AC" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="2" pageNumber="201" phylum="Arthropoda" rank="species" species="monodactylus">Malaconothrus monodactylus</taxonomicName>
. A. Dorsal surface. B, ventral surface. Scale bar = 100
<normalizedToken id="F83778DE2F4DD4E9B14F490BE0DA1AD4" originalValue="µm" pageId="2" pageNumber="201">ym</normalizedToken>
.
</paragraph>
</caption>
<paragraph id="BB017D5C5688804F7ECEF287D9259919" pageId="2" pageNumber="201">Notogaster. Finely and densely punctate with a complete covering of regularly distributed areoles, each separated by a distance equivalent to its diameter. The sizes of the areoles vary little and each appears to bear its own coarser punctation. The sides of the hysterosoma are parallel, terminating in a squared-off projection. All notogastral setae are fine and smooth, their relative lengths and distributions are shown in Fig. 1A.</paragraph>
<paragraph id="50D434E425721B50C0A6D54088165F3A" pageId="2" pageNumber="201">Venter. Epimeres coarsely punctate except medially. Length ratio of genital to anal plates 1:1-3. Fields lateral to ano-genital region with evenly scattered areoles, each about equivalent in size. All ventral setae fine and smooth.</paragraph>
<paragraph id="D66C82468756EB8276646BDDA3CE4788" pageId="2" pageNumber="201">Appendages. Typical for genus.</paragraph>
</subSubSection>
<subSubSection id="950C0028ED8F3B651E88A3FFA7671BBF" pageId="2" pageNumber="201" type="diagnosis">
<paragraph id="741FA309F635BDA72AD835D8A68234FA" pageId="2" pageNumber="201">Distinguishing features. The species can be distinguished by the characteristically different forms of patterning on the prodorsum and on the notogaster.</paragraph>
</subSubSection>
<subSubSection id="468E26A966D58E1385074FA7716549D0" lastPageId="3" lastPageNumber="202" pageId="2" pageNumber="201" type="distribution">
<paragraph id="6CE9E7D98430811BBC97561632963B96" lastPageId="3" lastPageNumber="202" pageId="2" pageNumber="201">
New records.
<materialsCitation id="854B0BA80FF8B30BB703BA7BEF01F3C1" ID-GBIF-Occurrence="923897558" collectingDate="1985" collectorName="K. Chapman" country="United Kingdom" county="Lancashire" latitude="54.0077" location="Gisburn Forest" longitude="-2.3844">
From litter and soil beneath pure and mixed stands of oak, alder, Scotspine and Norway spruce,
<location id="220614FC759687DEFB2928069199A26E" LSID="urn:lsid:plazi:treatment:2497EA57FE967B0B38D9FEB686E3686B:220614FC759687DEFB2928069199A26E" country="United Kingdom" county="Lancashire" latitude="54.0077" longitude="-2.3844" name="Gisburn Forest">Gisburn Forest</location>
,
<collectingCounty id="C00F4989EEEE8CBCF10088C36B80EF12">Lancashire</collectingCounty>
(grid ref. SD 750588), coll.
<collectorName id="7632872EAA2BEC13AE84A38F51BEEC42">
<pageBreakToken id="160A6AB83993655D2AF753EBC166DFB0" pageId="3" pageNumber="202" start="start">K</pageBreakToken>
. Chapman
</collectorName>
</materialsCitation>
;
<materialsCitation id="B7B9E902D656F983F1589CAFB3552F3C" ID-GBIF-Occurrence="923897560" collectingDate="1980" collectorName="G. Purvis" country="Republic of Ireland" county="County Wexford" latitude="52.1860" location="Carnsore Point" longitude="-6.3800">
from edge of a bog,
<location id="E969BB863F67BCE9AB2816AB08690436" LSID="urn:lsid:plazi:treatment:2497EA57FE967B0B38D9FEB686E3686B:E969BB863F67BCE9AB2816AB08690436" country="Republic of Ireland" county="County Wexford" latitude="52.1860" longitude="-6.3800" name="Carnsore Point">Carnsore Point</location>
,
<collectingCounty id="FB8C41443D57801C1C697C1EB73B75B9">Co. Wexford</collectingCounty>
,
<collectingCountry id="22E5B5131437402369EB522224664B31">Ireland</collectingCountry>
, coll.
<collectorName id="6951DA5A6C788F78C2DAF0EE4E48A806">G. Purvis</collectorName>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="A65681267BD5689CC6866C00B5513161" pageId="3" pageNumber="202" type="discussion">
<paragraph id="F87682A9773E1B5B3F831B3029C87F24" pageId="3" pageNumber="202">
Remarks.
<taxonomicName id="7844171896C845AC0CF9C5A0E827E8FA" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="3" pageNumber="202" phylum="Arthropoda" rank="species" species="egregius">Malaconothrus egregius</taxonomicName>
has not been recorded from the British Isles but has occasionally been confused with
<taxonomicName id="1E42A5F3349D09375343AF94ACE7008C" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" genus.bestMatchDistance="744" genus.bestMatchVote="2" genus.innerRound="1" genus.outerRound="1" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="3" pageNumber="202" phylum="Arthropoda" rank="species" species="monodactylus">M. monodactylus</taxonomicName>
(Evans 1952).
<taxonomicName id="147A71AFCFFBEE7F4CD30C2FA8E149E6" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="3" pageNumber="202" phylum="Arthropoda" rank="species" species="egregius">Malaconothrus egregius</taxonomicName>
can be distinguished from all other species by the following characteristics (gleaned from specimens confirmed as
<taxonomicName id="ECE6BFBEFD2826AE5451940D7F2602ED" class="Arachnida" family="Malaconothridae" genus="Malaconothrus" genus.bestMatchDistance="57" genus.bestMatchVote="2" genus.innerRound="1" genus.outerRound="1" higherTaxonomySource="CoL" kingdom="Animalia" order="Sarcoptiformes" pageId="3" pageNumber="202" phylum="Arthropoda" rank="species" species="egregius">M. egregius</taxonomicName>
and kindly loaned by Dr L. van der Hammen):
</paragraph>
<paragraph id="75965E068B751D0C010741CDB5640B0A" pageId="3" pageNumber="202">(1) Elongate diamond-shaped scales anteriorly and laterally on the notogaster.</paragraph>
<paragraph id="2394A6B16A4389126E8C75713FCB3BEF" pageId="3" pageNumber="202">(2) Prodorsum and notogaster finely punctate.</paragraph>
<paragraph id="4D9D636B1607722108B7FFAE1176C485" pageId="3" pageNumber="202">(3) Lamellar setae closer to rostral setae than to inter-lamellar setae.</paragraph>
<paragraph id="AF8B30F99658D5E874D1D619DA5756F9" pageId="3" pageNumber="202">(4) Setae d 1 closer together than setae c 1.</paragraph>
<paragraph id="EF8F444155FDE25E710D713C5BAC3AF3" pageId="3" pageNumber="202">(5) Distal spines (ft&quot;) on tarsi I elongate.</paragraph>
</subSubSection>
</treatment>
</document>