86 lines
11 KiB
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86 lines
11 KiB
XML
<document ID-CLB-Dataset="22809" ID-DOI="http://dx.doi.org/10.3897/AfrInvertebr.61.50895" ID-GBIF-Dataset="0b08623b-eef3-4e83-ae86-90bd6a46108a" ID-Pensoft-Pub="2305-2562-1-29" ID-Pensoft-UUID="1CCA7F4D3CB555A98C0DA976F578DA16" ID-ZooBank="4B0D39243E014D3A9EDCF6CBA335159F" ModsDocID="2305-2562-1-29" checkinTime="1587800041759" checkinUser="pensoft" docAuthor="Londt, Jason G. H." docDate="2020" docId="80CF11A1C5885674AD61A0CCC4B976D3" docLanguage="en" docName="AfrInvert 61(1): 29-48" docOrigin="African Invertebrates 61 (1)" docSource="http://dx.doi.org/10.3897/AfrInvertebr.61.50895" docTitle="Microstylum sp." docType="treatment" docVersion="6" id="1CCA7F4D3CB555A98C0DA976F578DA16" lastPageNumber="29" masterDocId="1CCA7F4D3CB555A98C0DA976F578DA16" masterDocTitle="A survey of grassland Asilidae (Diptera) at Jacana Eco Estate, Hilton, South Africa" masterLastPageNumber="48" masterPageNumber="29" pageNumber="29" updateTime="1732687372374" updateUser="ExternalLinkService">
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<mods:title id="BCF02FEFEDF5C4754B36A531BA13971B">A survey of grassland Asilidae (Diptera) at Jacana Eco Estate, Hilton, South Africa</mods:title>
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<mods:name id="E1D11D536ADA8D112DB522A710DF55EC" type="personal">
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<mods:roleTerm id="EAC331E76787D43A9FA6D4FD324660B4">Author</mods:roleTerm>
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<mods:namePart id="98A75CC376D070B5A40F051EE9842F96">Londt, Jason G. H.</mods:namePart>
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<mods:affiliation id="DBCFB93242504F581F13CA1CEF12C807">KwaZulu-Natal Museum, P. Bag 9070, Pietermaritzburg, 3200, South Africa & School of Biological & Conservation Sciences, University of KwaZulu-Natal, Pietermaritzburg, South Africa</mods:affiliation>
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<mods:nameIdentifier id="DD825EFB3A677F435EBD45C104FE310A" type="email">londtja@telkomsa.net</mods:nameIdentifier>
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<mods:title id="94A877ADEBF7415B1965D4EA2ACF96EE">African Invertebrates</mods:title>
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<mods:part id="6808F6DA1D8D961293B6282DD97568A5">
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<mods:date id="297FDF1B0BD36A191D3BEF542A596E80">2020</mods:date>
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<mods:number id="88D33C596C1AD2A3E3C397C0C287E621">61</mods:number>
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<mods:number id="3B60933DABB8AC75FC4E252CF0F85AE8">1</mods:number>
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<mods:start id="57570759FAC13E2EC0B556B7AF461EF8">29</mods:start>
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<mods:url id="C8FC743510C7FC7DF277C02EA30324C1">http://dx.doi.org/10.3897/AfrInvertebr.61.50895</mods:url>
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<mods:classification id="3978A718CFF2666ACA71364233A349E0">journal article</mods:classification>
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<mods:identifier id="0D2BA7F3A5DA5EFDDEDB6C68E39CF856" type="DOI">http://dx.doi.org/10.3897/AfrInvertebr.61.50895</mods:identifier>
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<treatment id="80CF11A1C5885674AD61A0CCC4B976D3" ID-GBIF-Taxon="163742702" LSID="urn:lsid:plazi:treatment:80CF11A1C5885674AD61A0CCC4B976D3" httpUri="http://treatment.plazi.org/id/80CF11A1C5885674AD61A0CCC4B976D3" lastPageNumber="29" pageId="0" pageNumber="29" scope_family="Asilidae" scope_order="Diptera">
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<subSubSection id="455A29BC30CC74EF987F4C48B5D94757" pageId="0" pageNumber="29" type="nomenclature">
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<paragraph id="AFCA67C91A1351D49E4525664FE781E6" pageId="0" pageNumber="29">
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15.
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<taxonomicName id="F1D52C544641499753082FF6AC505E79" ID-CoL="5SH6" LSID="80CF11A1-C588-5674-AD61-A0CCC4B976D3" authority="sp." class="Insecta" family="Asilidae" genus="Microstylum" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microstylum" order="Diptera" pageId="0" pageNumber="29" phylum="Arthropoda" rank="genus">Microstylum sp.</taxonomicName>
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<figureCitation id="0731C2DA0D78B2ED9CD418D496DFEC96" captionStart="Figures 4–13" captionStartId="F3" captionText="Figures 4 - 13. Grassland inhabiting Asilidae encountered at Jacana Eco Estate (arranged alphabetically): 4 Caenoura annulitarsis (Loew, 1858) 5 Damalis monochaetes Londt, 1989 6 Dasophrys fortis Londt, 1981 7 Dasophrys tarsalis (Ricardo, 1920) 8 Dysclytus firmatus (Walker, 1857) 9 Euscelidia vallis Dikow, 2003 10 Ischiolobos mesotopos Londt, 2005 11 Leptogaster sp. 12 Microstylum sp. 13 Rhipidocephala obscurata Oldroyd, 1966. Photos: B. Muller." figureDoi="10.3897/AfrInvertebr.61.50895.figures4-13" httpUri="https://binary.pensoft.net/fig/403244" pageId="0" pageNumber="29">Fig. 12</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="47EDAB9C0A731FE36427B76538D92BD9" pageId="0" pageNumber="29" type="remarks">
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<paragraph id="C5CAEC69BE6093236E4E49AC28ECDBF2" pageId="0" pageNumber="29">Remarks.</paragraph>
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<paragraph id="705A8DBA452113950802AC7BFD1D5252" pageId="0" pageNumber="29">
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<taxonomicName id="E3FEC67885DE2E892E7814EF2B4715AE" class="Insecta" family="Asilidae" genus="Microstylum" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Microstylum" order="Diptera" pageId="0" pageNumber="29" phylum="Arthropoda" rank="genus">
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<emphasis id="4DDDF77607AE5099B2BC1C23ED1974C3" italics="true" pageId="0" pageNumber="29">Microstylum</emphasis>
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</taxonomicName>
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Macquart, 1838, with 90 catalogued Afrotropical species, 79 listed as valid and 11 as synonyms (
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<bibRefCitation id="8F1210F1B424E84A3A96328D6E8423EA" author="Oldroyd, H" journalOrPublisher="Bulletin of the British Museum Natural History (Entomology)" pageId="0" pageNumber="29" refId="B14" refString="Oldroyd, H, 1980. Family Asilidae. In: Crosskey RW (Ed.) Catalogue of the Diptera of the Afrotropical Region. British Museum (Natural History), London, 334-373, 1218, 1226, 1229." title="Family Asilidae. In: Crosskey RW (Ed.) Catalogue of the Diptera of the Afrotropical Region. British Museum (Natural History), London, 334 - 373, 1218, 1226, 1229." year="1980">Oldroyd 1980</bibRefCitation>
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), is in great need of modern revision.
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<bibRefCitation id="B8BC44341843C21F96F2EB296F8B1DAC" author="Oldroyd, H" journalOrPublisher="Bulletin of the British Museum Natural History (Entomology)" pageId="0" pageNumber="29" refId="B14" refString="Oldroyd, H, 1980. Family Asilidae. In: Crosskey RW (Ed.) Catalogue of the Diptera of the Afrotropical Region. British Museum (Natural History), London, 334-373, 1218, 1226, 1229." title="Family Asilidae. In: Crosskey RW (Ed.) Catalogue of the Diptera of the Afrotropical Region. British Museum (Natural History), London, 334 - 373, 1218, 1226, 1229." year="1980">Oldroyd (1980)</bibRefCitation>
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lists 39 species as occurring in South Africa alone and so a revision of these large and impressive flies is seen as a high priority. In the absence of any modern keys, no specific name can even be suggested for the species encountered at Jacana. A very similar looking species was collected during a grassland survey undertaken at Queen Elizabeth Park in Pietermaritzburg (
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<bibRefCitation id="0ABE6570152C1B0A373ABE0CE6D21E5B" author="Londt, JGH" journalOrPublisher="African Invertebrates" pageId="0" pageNumber="29" pagination="203 - 252" refId="B11" refString="Londt, JGH, 2002b. A survey of grassland Asilidae (Diptera) at Queen Elizabeth Park, Pietermaritzburg, South Africa. African Invertebrates 46: 203 - 252" title="A survey of grassland Asilidae (Diptera) at Queen Elizabeth Park, Pietermaritzburg, South Africa." volume="46" year="2002 b">Londt 2002b</bibRefCitation>
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).
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</paragraph>
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<paragraph id="FCABD0952D31DB5FF5382B55B6491734" pageId="0" pageNumber="29">
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Adults of this summer active species were encountered in large numbers from week 45 through to week 48 when numbers declined. The species was
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<normalizedToken id="00563CE1E890AD9805D8F9D7A2CE1A65" originalValue="‘uncommon’">'uncommon'</normalizedToken>
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in week 52, the last week of the survey, with only a single specimen being seen and captured.
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</paragraph>
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<paragraph id="7F29C874641577DA3DE96F61BB3DE6D1" pageId="0" pageNumber="29">
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This large, almost entirely black species was invariably seen flying strongly over the vegetation, mainly in the lower field. Although a number of mating pairs were encountered, none were observed feeding. The species appears to be best accommodated within
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<bibRefCitation id="6BAC4C30136088E1605BE34665CE2F90" author="Londt, JGH" journalOrPublisher="Annals of the Natal Museum" pageId="0" pageNumber="29" pagination="97 - 122" refId="B9" refString="Londt, JGH, 1994. Afrotropical Asilidae (Diptera) 26. Ethological observations, and a possible ecological classification based on habitats. Annals of the Natal Museum 35: 97 - 122" title="Afrotropical Asilidae (Diptera) 26. Ethological observations, and a possible ecological classification based on habitats." volume="35" year="1994">
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<normalizedToken id="7574BDAAAC5966EFBDDCB1EA506F460D" originalValue="Londt’s">Londt's</normalizedToken>
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(1994)
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</bibRefCitation>
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ecological category 4b (grass tips).
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</paragraph>
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<paragraph id="5B92384C803DA6F680FC88D9F190B719" pageId="0" pageNumber="29">
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Although Table
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<tableCitation id="FD0AE14D2EE1D8CAF5679D55B1F5DD66" captionStart="Table 4" captionStartId="T4" captionText="Table 4. A comparison of Asilidae collected at two survey sites (species listed in the order collected at Jacana Eco Estate). Jacana data taken from Table 3 and Queen Elizabeth Park data from Fig. 4 of Londt (2002 b). Weeks of activity calculated from both actual data and presumed occurrence when gaps in data occur. Weeks of activity (actual and presumed)." httpUri="http://table.plazi.org/id/15F02053C9A867F6DC1ED718B444C99C" pageId="0" pageNumber="29" tableUuid="15F02053C9A867F6DC1ED718B444C99C">4</tableCitation>
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provides a comparison of flight periods with those recorded for a species collected at Queen Elizabeth Park (
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<bibRefCitation id="91866222A6D46542761C9DFCD07363EB" author="Londt, JGH" journalOrPublisher="African Invertebrates" pageId="0" pageNumber="29" pagination="203 - 252" refId="B11" refString="Londt, JGH, 2002b. A survey of grassland Asilidae (Diptera) at Queen Elizabeth Park, Pietermaritzburg, South Africa. African Invertebrates 46: 203 - 252" title="A survey of grassland Asilidae (Diptera) at Queen Elizabeth Park, Pietermaritzburg, South Africa." volume="46" year="2002 b">Londt 2002b</bibRefCitation>
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), a comparison of specimens does not provide sufficient evidence to suggest that these species are conspecific. However, the flight periods were remarkably similar, being weeks 45-52 at Jacana and weeks 45-49 at Queen Elizabeth Park (note that no sampling was undertaken on weeks 50 and 51 of the Queen Elizabeth Park survey).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |