treatments-xml/data/74/65/0E/74650EE2F31958A8BCA9E9D05610C6E6.xml

<document ID-DOI="http://dx.doi.org/10.3897/asp.79.e65861" ID-GBIF-Dataset="877ebd04-aef9-4628-b93f-c325b25d1768" ID-GBIF-Taxon="184132290" ID-Pensoft-Pub="1864-8312-79-343" ID-Pensoft-UUID="B9CFCA6CEFAD57339B463739D73914C7" ID-ZooBank="F45452139C354104A97E14A8D1AC8029" ModsDocID="1864-8312-79-343" checkinTime="1628789705617" checkinUser="pensoft" docAuthor="Vujic, Ante, Tot, Tamara, Andric, Andrijana, Acanski, Jelena, Sasic Zoric, Ljiljana, Perez-Banon, Celeste, Aracil, Andrea, Veselic, Sanja, Arok, Maja, Mengual, Ximo, van Eck, Andre, Rojo, Santos &amp; Radenkovic, Snezana" docDate="2021" docId="74650EE2F31958A8BCA9E9D05610C6E6" docLanguage="en" docName="ArthropodSystPhyl 79: 343-378" docOrigin="Arthropod Systematics &amp; amp; Phylogeny 79" docPubDate="2021-08-10" docSource="http://dx.doi.org/10.3897/asp.79.e65861" docTitle="Merodon natans" docType="treatment" docVersion="3" id="B9CFCA6CEFAD57339B463739D73914C7" lastPageNumber="343" masterDocId="B9CFCA6CEFAD57339B463739D73914C7" masterDocTitle="Review of the Merodon natans group with description of a new species, a key to the adults of known species of the natans lineage and first descriptions of some preimaginal stages" masterLastPageNumber="378" masterPageNumber="343" pageId="0" pageNumber="343" updateTime="1643428835374" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Review of the Merodon natans group with description of a new species, a key to the adults of known species of the natans lineage and first descriptions of some preimaginal stages</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Vujic, Ante</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-8819-8079</mods:nameIdentifier>
<mods:affiliation>University of Novi Sad, Faculty of Sciences, Department of Biology and Ecology, Trg Dositeja Obradovica 2, 21000 Novi Sad, Serbia; Ante Vujic [ante. vujic @ dbe. uns. ac. rs]; Tamara Tot [tamarat @ dbe. uns. ac. rs]; Sanja Veselic [sanja. veselic @ dbe. uns. ac. rs]; Maja Arok [maja. arok @ dbe. uns. ac. rs]; Snezana Radenkovic [snezana. radenkovic @ dbe. uns. ac. rs]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Tot, Tamara</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8776-9362</mods:nameIdentifier>
<mods:affiliation>University of Novi Sad, Faculty of Sciences, Department of Biology and Ecology, Trg Dositeja Obradovica 2, 21000 Novi Sad, Serbia; Ante Vujic [ante. vujic @ dbe. uns. ac. rs]; Tamara Tot [tamarat @ dbe. uns. ac. rs]; Sanja Veselic [sanja. veselic @ dbe. uns. ac. rs]; Maja Arok [maja. arok @ dbe. uns. ac. rs]; Snezana Radenkovic [snezana. radenkovic @ dbe. uns. ac. rs]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Andric, Andrijana</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-8239-7595</mods:nameIdentifier>
<mods:affiliation>University of Novi Sad, BioSense Institute, Dr Zorana Đinđica 1, 21000 Novi Sad, Serbia; Andrijana Andric * [andrijana. andric @ biosens. uns. ac. rs]; Jelena Acanski [acanski @ biosense. rs]; Ljiljana Sasic Zoric [ljsasic @ biosense. rs]</mods:affiliation>
<mods:nameIdentifier type="email">andrijana.andric@biosense.rs</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Acanski, Jelena</mods:namePart>
<mods:affiliation>University of Novi Sad, BioSense Institute, Dr Zorana Đinđica 1, 21000 Novi Sad, Serbia; Andrijana Andric * [andrijana. andric @ biosens. uns. ac. rs]; Jelena Acanski [acanski @ biosense. rs]; Ljiljana Sasic Zoric [ljsasic @ biosense. rs]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Sasic Zoric, Ljiljana</mods:namePart>
<mods:affiliation>University of Novi Sad, BioSense Institute, Dr Zorana Đinđica 1, 21000 Novi Sad, Serbia; Andrijana Andric * [andrijana. andric @ biosens. uns. ac. rs]; Jelena Acanski [acanski @ biosense. rs]; Ljiljana Sasic Zoric [ljsasic @ biosense. rs]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Perez-Banon, Celeste</mods:namePart>
<mods:affiliation>Department of Environmental Sciences and Natural Resources, Faculty of Sciences III, Campus of San Vicente, University of Alicante, Alicante, Spain; Celeste Perez-Banon [celeste. perez @ ua. es]; Andrea Aracil [and. aracilgisbert @ gmail. com]; Santos Rojo [santos. rojo @ ua. es]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Aracil, Andrea</mods:namePart>
<mods:affiliation>Department of Environmental Sciences and Natural Resources, Faculty of Sciences III, Campus of San Vicente, University of Alicante, Alicante, Spain; Celeste Perez-Banon [celeste. perez @ ua. es]; Andrea Aracil [and. aracilgisbert @ gmail. com]; Santos Rojo [santos. rojo @ ua. es]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Veselic, Sanja</mods:namePart>
<mods:affiliation>University of Novi Sad, Faculty of Sciences, Department of Biology and Ecology, Trg Dositeja Obradovica 2, 21000 Novi Sad, Serbia; Ante Vujic [ante. vujic @ dbe. uns. ac. rs]; Tamara Tot [tamarat @ dbe. uns. ac. rs]; Sanja Veselic [sanja. veselic @ dbe. uns. ac. rs]; Maja Arok [maja. arok @ dbe. uns. ac. rs]; Snezana Radenkovic [snezana. radenkovic @ dbe. uns. ac. rs]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Arok, Maja</mods:namePart>
<mods:affiliation>University of Novi Sad, Faculty of Sciences, Department of Biology and Ecology, Trg Dositeja Obradovica 2, 21000 Novi Sad, Serbia; Ante Vujic [ante. vujic @ dbe. uns. ac. rs]; Tamara Tot [tamarat @ dbe. uns. ac. rs]; Sanja Veselic [sanja. veselic @ dbe. uns. ac. rs]; Maja Arok [maja. arok @ dbe. uns. ac. rs]; Snezana Radenkovic [snezana. radenkovic @ dbe. uns. ac. rs]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Mengual, Ximo</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-6185-9404</mods:nameIdentifier>
<mods:affiliation>Zoologisches Forschungsmuseum Alexander Koenig, Adenauerallee 160, D- 53113 Bonn, Germany; Ximo Mengual [x. mengual @ leibniz-zfmk. de]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>van Eck, Andre</mods:namePart>
<mods:affiliation>BioMongol Foundation, Korte Hoefstraat 30, 5046 DB Tilburg, The Netherlands; Andre van Eck [andrevaneck @ biomongol. org]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Rojo, Santos</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-2160-9643</mods:nameIdentifier>
<mods:affiliation>Department of Environmental Sciences and Natural Resources, Faculty of Sciences III, Campus of San Vicente, University of Alicante, Alicante, Spain; Celeste Perez-Banon [celeste. perez @ ua. es]; Andrea Aracil [and. aracilgisbert @ gmail. com]; Santos Rojo [santos. rojo @ ua. es]</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Radenkovic, Snezana</mods:namePart>
<mods:affiliation>University of Novi Sad, Faculty of Sciences, Department of Biology and Ecology, Trg Dositeja Obradovica 2, 21000 Novi Sad, Serbia; Ante Vujic [ante. vujic @ dbe. uns. ac. rs]; Tamara Tot [tamarat @ dbe. uns. ac. rs]; Sanja Veselic [sanja. veselic @ dbe. uns. ac. rs]; Maja Arok [maja. arok @ dbe. uns. ac. rs]; Snezana Radenkovic [snezana. radenkovic @ dbe. uns. ac. rs]</mods:affiliation>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>Arthropod Systematics &amp; amp; Phylogeny</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-08-10</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>79</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>343</mods:start>
<mods:end>378</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/asp.79.e65861</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/asp.79.e65861</mods:identifier>
<mods:identifier type="Pensoft-Pub">1864-8312-79-343</mods:identifier>
<mods:identifier type="ZooBank">F45452139C354104A97E14A8D1AC8029</mods:identifier>
<mods:identifier type="Pensoft-UUID">B9CFCA6CEFAD57339B463739D73914C7</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="184132290" LSID="urn:lsid:plazi:treatment:74650EE2F31958A8BCA9E9D05610C6E6" httpUri="http://treatment.plazi.org/id/74650EE2F31958A8BCA9E9D05610C6E6" lastPageNumber="343" pageId="0" pageNumber="343">
<subSubSection pageId="0" pageNumber="343" type="nomenclature">
<paragraph pageId="0" pageNumber="343">
<taxonomicName LSID="74650EE2-F319-58A8-BCA9-E9D05610C6E6" authority="(Fabricius, 1794)" baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Syrphidae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">Merodon natans (Fabricius, 1794)</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="reference_group">
<paragraph pageId="0" pageNumber="343">
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">Syrphus natans</taxonomicName>
Fabricius, 1794: 283.
</paragraph>
<paragraph pageId="0" pageNumber="343">
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus annulatus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="annulatus">Syrphus annulatus</taxonomicName>
Fabricius, 1794: 296. syn. nov.
</paragraph>
<paragraph pageId="0" pageNumber="343">
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus melancholicus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="melancholicus">Syrphus melancholicus</taxonomicName>
Fabricius, 1794: 302.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="diagnosis">
<paragraph pageId="0" pageNumber="343">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="343">
<taxonomicName baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon natans</emphasis>
</taxonomicName>
is a medium sized species (8-12 mm), which can be easily distinguished from 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. calcaratus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="calcaratus">
<emphasis italics="true" pageId="0" pageNumber="343">M. calcaratus</emphasis>
</taxonomicName>
by its longer antenna (Fig. 
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Antenna. A, B, J Merodon natans C, D, K M. pulveris E, F, I M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. G, H M. calcaratus; A, C, E, G male B, D, F, H-K female; A-H lateral view I-K dorsal view; A Greece (Olimp) B Greece (Achaia) C, D Turkey E, F, I Cyprus G, H Spain J Greece (Alexandroupoli) K Turkey. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure2" httpUri="https://binary.pensoft.net/fig/576175" pageId="0" pageNumber="343">2A, B</figureCitation>
), broader metafemur in both sexes (Fig. 
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Metaleg without tarsomeres, lateral view. A, B Merodon natans C, D M. pulveris E, F M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. G, H M. calcaratus; A, C, E, G male B, D, F, H female; A Italy (Sicily) B Croatia C, D Turkey E, F Cyprus G Algeria H Tunis. Scale bar: 1 mm." figureDoi="10.3897/asp.79.e65861.figure4" httpUri="https://binary.pensoft.net/fig/576177" pageId="0" pageNumber="343">4A, B</figureCitation>
) and the large, rounded posterior surstyle lobe of the male genitalia (Fig. 
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Epandrium, lateral view. A, B Merodon natans C M. pulveris D M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. Abbreviation: v - triangular prominence on ventral margin of posterior surstyle lobe; A Greece (Achaia) B Montenegro C Greece (Rhodes) D Cyprus. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure10" httpUri="https://binary.pensoft.net/fig/576183" pageId="0" pageNumber="343">10A, B</figureCitation>
) (in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. calcaratus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="calcaratus">
<emphasis italics="true" pageId="0" pageNumber="343">M. calcaratus</emphasis>
</taxonomicName>
posterior surstyle lobe narrow, fingerlike (Fig. 
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Merodon calcaratus epandrium, lateral view. A Morocco B, D Algeria C Tunis E left surstyle of specimen from Kenya F Kenya G Spain. Arrow marks invagination on ventral margin of surstyle. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure5" httpUri="https://binary.pensoft.net/fig/576178" pageId="0" pageNumber="343">5A-G</figureCitation>
)). Morphologically it is closely related to 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. makrisi" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="makrisi">
<emphasis italics="true" pageId="0" pageNumber="343">M. makrisi</emphasis>
</taxonomicName>
sp. nov. and 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. pulveris" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="pulveris">
<emphasis italics="true" pageId="0" pageNumber="343">M. pulveris</emphasis>
</taxonomicName>
. Males of these species can be distinguished by the structure of the male terminalia: ventral margin of posterior surstyle lobe without visible triangular prominence from lateral view, although present in some specimens, but it is small and visible only from ventral view in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
(Fig. 
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Epandrium, lateral view. A, B Merodon natans C M. pulveris D M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. Abbreviation: v - triangular prominence on ventral margin of posterior surstyle lobe; A Greece (Achaia) B Montenegro C Greece (Rhodes) D Cyprus. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure10" httpUri="https://binary.pensoft.net/fig/576183" pageId="0" pageNumber="343">10A, B</figureCitation>
) (ventral margin of posterior surstyle lobe with clearly visible triangular prominence present in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. makrisi" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="makrisi">
<emphasis italics="true" pageId="0" pageNumber="343">M. makrisi</emphasis>
</taxonomicName>
sp. nov. (Figs 
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Merodon makrisi Vujic, Radenkovic &amp; Tot sp. nov. male genitalia, Cyprus. A epandrium B left surstyle C, E hypandrium D aedeagus and associated structures; A, C, D lateral view B, E ventral view. Abbreviations: a - anterior surstyle lobe, aa - aedeagal apodeme, ae - aedeagus, c - cercus, ea - ejaculatory apodeme, la - lateral sclerite of aedeagus, n - notch on theca to which is attached the aedeagal apodeme, p - posterior surstyle lobe, v - triangular prominence on ventral margin of posterior surstyle lobe. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure8" httpUri="https://binary.pensoft.net/fig/576181" pageId="0" pageNumber="343">8A</figureCitation>
:v, B:v, 10D:v) and 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. pulveris" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="pulveris">
<emphasis italics="true" pageId="0" pageNumber="343">M. pulveris</emphasis>
</taxonomicName>
(Fig. 
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Epandrium, lateral view. A, B Merodon natans C M. pulveris D M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. Abbreviation: v - triangular prominence on ventral margin of posterior surstyle lobe; A Greece (Achaia) B Montenegro C Greece (Rhodes) D Cyprus. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure10" httpUri="https://binary.pensoft.net/fig/576183" pageId="0" pageNumber="343">10C</figureCitation>
:v)). Females of 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
and 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. pulveris" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="pulveris">
<emphasis italics="true" pageId="0" pageNumber="343">M. pulveris</emphasis>
</taxonomicName>
are very similar, but the yellow pile, intermixed with some black pile on tarsomeres of proleg in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
can differentiate this species from 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. pulveris" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="pulveris">
<emphasis italics="true" pageId="0" pageNumber="343">M. pulveris</emphasis>
</taxonomicName>
(in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. pulveris" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="pulveris">
<emphasis italics="true" pageId="0" pageNumber="343">M. pulveris</emphasis>
</taxonomicName>
tarsomeres of proleg covered with yellow pile only, except in some specimens with a very few black pile on the fifth tarsomere). Females of 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
and 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. makrisi" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="makrisi">
<emphasis italics="true" pageId="0" pageNumber="343">M. makrisi</emphasis>
</taxonomicName>
sp. nov. can be separated based on the position of fossette, which is near the base of arista in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. makrisi" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="makrisi">
<emphasis italics="true" pageId="0" pageNumber="343">M. makrisi</emphasis>
</taxonomicName>
sp. nov. (Fig. 
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Antenna. A, B, J Merodon natans C, D, K M. pulveris E, F, I M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. G, H M. calcaratus; A, C, E, G male B, D, F, H-K female; A-H lateral view I-K dorsal view; A Greece (Olimp) B Greece (Achaia) C, D Turkey E, F, I Cyprus G, H Spain J Greece (Alexandroupoli) K Turkey. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure2" httpUri="https://binary.pensoft.net/fig/576175" pageId="0" pageNumber="343">2E, I</figureCitation>
:f) (in 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
fossette position medially between the base of the arista and apex of basofagellomere (Fig. 
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Antenna. A, B, J Merodon natans C, D, K M. pulveris E, F, I M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. G, H M. calcaratus; A, C, E, G male B, D, F, H-K female; A-H lateral view I-K dorsal view; A Greece (Olimp) B Greece (Achaia) C, D Turkey E, F, I Cyprus G, H Spain J Greece (Alexandroupoli) K Turkey. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure2" httpUri="https://binary.pensoft.net/fig/576175" pageId="0" pageNumber="343">2B, J</figureCitation>
:f)).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="type material">
<paragraph pageId="0" pageNumber="343">Type material.</paragraph>
<paragraph pageId="0" pageNumber="343">
<emphasis bold="true" pageId="0" pageNumber="343">
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Syrphus natans</emphasis>
</taxonomicName>
Fabricius
</emphasis>
: Type locality: Italy. Original Puparium description was based on an unspecified number of specimens. One appropriately labelled type was located in J.C. Fabricius collection (ZMUC), but only a pin without any remaining parts of the specimen is present in the collection (
<normalizedToken originalValue="“193.20”">&quot;193.20&quot;</normalizedToken>
). Consequently, we decided to designate a neotype because the type material has been destroyed. 
<emphasis bold="true" pageId="0" pageNumber="343">Neotype</emphasis>
(designated here): ITALY: 1 ♂, Colli Berici, Unknown leg. (DS coll.), genitalia in a separate microvial with glycerine. Both basoflagellomere with arista glued to the locality label. Original labels: &quot;Colli Berici (VI) / Viliaga - Pr. N. 132 / 
<geoCoordinate degrees="45.384722" direction="north" orientation="latitude" precision="1" value="45.384724">45.384722°N</geoCoordinate>
<geoCoordinate degrees="11.510000" direction="east" orientation="longitude" precision="1" value="11.51">11.510000°E</geoCoordinate>
/ 10-22 Aug. 2011&quot;, &quot; 
<emphasis italics="true" pageId="0" pageNumber="343">Merodon</emphasis>
/ ♂ / 
<emphasis italics="true" pageId="0" pageNumber="343">natans</emphasis>
/ Det. Sommaggio 2011&quot;, 
<normalizedToken originalValue="“AU1861”">&quot;AU1861&quot;</normalizedToken>
, 
<normalizedToken originalValue="“24944”">&quot;24944&quot;</normalizedToken>
. - 
<emphasis bold="true" pageId="0" pageNumber="343">
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus annulatus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="annulatus">
<emphasis italics="true" pageId="0" pageNumber="343">Syrphus annulatus</emphasis>
</taxonomicName>
Fabricius
</emphasis>
: Type locality: 
<normalizedToken originalValue="“Gallia”">&quot;Gallia&quot;</normalizedToken>
[France]. Original Puparium description was based on an unspecified number of specimens. Two syntypes were found in J.C. Fabricius collection (ZMUC). Both specimens are partly destroyed, except for the remaining part of thorax and wings. Characters of both specimens match the definition of 
<taxonomicName baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon natans</emphasis>
</taxonomicName>
and we designated one of these specimens with a label as lectotype and the second specimen with a label as paralectotype. Designation of 
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus annulatus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="annulatus">
<emphasis italics="true" pageId="0" pageNumber="343">Syrphus annulatus</emphasis>
</taxonomicName>
lectotype was based on syntypes deposited in Copenhagen Museum (ZMUC). The syntypes are partly destroyed, but the polinosity and pilosity of the mesoscutum clearly demonstrated that these specimens belong to the 
<taxonomicName baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon natans</emphasis>
</taxonomicName>
group. The synonymy with 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
is based on distribution (France), where no other species from the 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
group occur. 
<emphasis bold="true" pageId="0" pageNumber="343">Lectotype</emphasis>
(designated here): FRANCE: sex unknown, original labels: 
<normalizedToken originalValue="“Gallia”">&quot;Gallia&quot;</normalizedToken>
, &quot; 
<emphasis italics="true" pageId="0" pageNumber="343">annulatus</emphasis>
&quot;, &quot;P 198.7 Bosc&quot; [based on remaining body parts sex unclear] (ZMUC). 
<emphasis bold="true" pageId="0" pageNumber="343">Paralectotype</emphasis>
(designated here): FRANCE: sex unknown, original labels: 
<normalizedToken originalValue="“Gallia”">&quot;Gallia&quot;</normalizedToken>
, &quot; 
<emphasis italics="true" pageId="0" pageNumber="343">annulatus</emphasis>
&quot;, &quot;P 198.7 Bosc&quot; [based on remaining body parts sex unclear] (ZMUC). - 
<emphasis bold="true" pageId="0" pageNumber="343">
<taxonomicName authorityName="Fabricius" authorityYear="1794" class="Insecta" family="Syrphidae" genus="Syrphus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Syrphus melancholicus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="melancholicus">
<emphasis italics="true" pageId="0" pageNumber="343">Syrphus melancholicus</emphasis>
</taxonomicName>
Fabricius
</emphasis>
: Type locality: Italy. Original Puparium description was based on an unspecified number of specimens. One syntype was found in J.C. Fabricius collection (ZMUC). Characters of the syntype match 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
and it is designated as lectotype. 
<emphasis bold="true" pageId="0" pageNumber="343">Lectotype</emphasis>
(designated here): ITALY: 1 ♂, original labels: &quot; 
<emphasis italics="true" pageId="0" pageNumber="343">melancholicus</emphasis>
&quot;, 
<normalizedToken originalValue="“245.58”">&quot;245.58&quot;</normalizedToken>
(ZMUC). - 
<emphasis bold="true" pageId="0" pageNumber="343">Other studied material.</emphasis>
Published in 
<bibRefCitation DOI="https://doi.org/10.5281/zenodo.3379973" author="Arok, M" journalOrPublisher="Acta Entomologica Serbica" pageId="0" pageNumber="343" pagination="63 - 84" refId="B3" refString="Arok, M, Acanski, J, Tot, T, Radenkovic, S, Vujic, A, 2019. Merodon natans and M. pulveris (Diptera: Syrphidae): Delimitating cryptic hoverfly species using the geometric morphometric method. Acta Entomologica Serbica 24 (2): 63 - 84, DOI: https://doi.org/10.5281/zenodo.3379973" title="Merodon natans and M. pulveris (Diptera: Syrphidae): Delimitating cryptic hoverfly species using the geometric morphometric method." url="https://doi.org/10.5281/zenodo.3379973" volume="24" year="2019">Arok et al. (2019)</bibRefCitation>
; SPAIN: 1 ♂; Soria, 
<normalizedToken originalValue="Miño">Mino</normalizedToken>
de Medinaceli; 28 Aug. 1984; M.A. 
<normalizedToken originalValue="Marcos-García">Marcos-Garcia</normalizedToken>
leg.; published in 
<normalizedToken originalValue="Marcos-García">Marcos-Garcia</normalizedToken>
(1988). - 
<emphasis bold="true" pageId="0" pageNumber="343">Additional material examined.</emphasis>
CROATIA: 1 ♀; Island Cres, env. Cres; 8-10 Sep. 2009; J. Halada leg.; FSUNS ID 25463 (MB coll.) 1 ♀; Nos Kalik, Krka N.P.; 
<geoCoordinate degrees="43.8175" direction="north" orientation="latitude" precision="5" value="43.8175">43.8175°N</geoCoordinate>
, 
<geoCoordinate degrees="15.9913" direction="east" orientation="longitude" precision="5" value="15.9913">15.9913°E</geoCoordinate>
; 130 m a.s.l.; 1 Oct. 2017; A. van Eck leg.; AvE coll. - GREECE: 1 ♂; Iraklia, Ageli; 
<geoCoordinate degrees="36.8420" direction="north" orientation="latitude" precision="5" value="36.842">36.8420°N</geoCoordinate>
, 
<geoCoordinate degrees="25.4609" direction="east" orientation="longitude" precision="5" value="25.4609">25.4609°E</geoCoordinate>
; 21 Oct. 2018; J. Gavalas leg.; FSUNS ID 25448 (MAegean) 6 ♀♀; same data as for preceding; FSUNS ID 25449 to 25454 (MAegean) 1 ♀; Iraklia, Merichas; 
<geoCoordinate degrees="36.8284" direction="north" orientation="latitude" precision="5" value="36.8284">36.8284°N</geoCoordinate>
, 
<geoCoordinate degrees="25.4686" direction="east" orientation="longitude" precision="5" value="25.4686">25.4686°E</geoCoordinate>
; 28 Oct. 2018; J. Gavalas leg.; FSUNS ID 25455 (MAegean) 1 ♀; Crete, Asteri near Skala-Elos; 23-25 Apr. 1956; Brochmann leg.; ZFMK-DIP-00076213 (ZFMK) 1 ♀; Crete, Agia Galini, Fourfouras; 9 Oct. 1992; N. Chalwatzis leg.; ZFMK-DIP-00076212 (ZFMK) 2 ♂♂; Kefalonia, 1 km W of Fiskardo; 50 m a.s.l.; 5 Oct. 1994; S.M. Blank leg.; ZFMK-DIP-00076209, ZFMK-DIP-00076210 (ZFMK) 1 ♂; Kefalonia, 1 km W of Poriarata, near Vlachata; 150 m a.s.l.; 9 Oct. 1994; S.M. Blank leg.; ZFMK-DIP-00076206 (ZFMK) 2 ♀♀; same data as for preceding; ZFMK-DIP-00076207, ZFMK-DIP-00076208 (ZFMK) 1 ♂; 42 km SW of Gythio, Cape Tenaro; 16 Oct. 1994; S.M. Blank leg.; ZFMK-DIP-00076211 (ZFMK). - ITALY: 1♀; Sardinia, Siniscola, Pineta; Apr. 1989; M. Hauser leg.; ZFMK-DIP-00069590 (ZFMK). - SERBIA: 1 ♀; 
<normalizedToken originalValue="Pčinja">Pcinja</normalizedToken>
, Vogance; 
<geoCoordinate degrees="42.3451" direction="north" orientation="latitude" precision="5" value="42.3451">42.3451°N</geoCoordinate>
, 
<geoCoordinate degrees="21.9159" direction="east" orientation="longitude" precision="5" value="21.9159">21.9159°E</geoCoordinate>
; 513 m a.s.l.; 11 Sep. 2020; A. 
<normalizedToken originalValue="Vujić">Vujic</normalizedToken>
, L. Likov, T. Tot, M. 
<normalizedToken originalValue="Ranković">Rankovic</normalizedToken>
leg.; on 
<taxonomicName class="Magnoliopsida" family="Lamiaceae" genus="Mentha" kingdom="Plantae" lsidName="Mentha" order="Lamiales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Mentha</emphasis>
</taxonomicName>
sp.; FSUNS ID 32714 (FSUNS) 2 ♂♂, 
<normalizedToken originalValue="Pčinja">Pcinja</normalizedToken>
, Donja Trnica; 
<geoCoordinate degrees="42.3840" direction="north" orientation="latitude" precision="5" value="42.384">42.3840°N</geoCoordinate>
, 
<geoCoordinate degrees="22.0525" direction="east" orientation="longitude" precision="5" value="22.0525">22.0525°E</geoCoordinate>
; 11 Sep. 2020; A. 
<normalizedToken originalValue="Vujić">Vujic</normalizedToken>
, L. Likov, T. Tot, M. 
<normalizedToken originalValue="Ranković">Rankovic</normalizedToken>
leg.; on/near 
<taxonomicName class="Liliopsida" family="Hyacinthaceae" genus="Prospero" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Prospero autumnale" order="Agavales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="species" species="autumnale">
<emphasis italics="true" pageId="0" pageNumber="343">Prospero autumnale</emphasis>
</taxonomicName>
; FSUNS ID 32720, 32724 (FSUNS) 3 ♀♀; same data as for preceding; FSUNS ID 32721 to 32723 (FSUNS) 1 ♀; same data as for preceding; 15 Sep. 2020 a female reared from pupa collected 11 Sep. 2020 in 
<taxonomicName class="Liliopsida" family="Hyacinthaceae" genus="Prospero" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Prospero autumnale" order="Agavales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="species" species="autumnale">
<emphasis italics="true" pageId="0" pageNumber="343">Prospero autumnale</emphasis>
</taxonomicName>
bulb by A. 
<normalizedToken originalValue="Vujić">Vujic</normalizedToken>
; FSUNS ID 34373 (FSUNS).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="redescription">
<paragraph pageId="0" pageNumber="343">Redescription.</paragraph>
<paragraph pageId="0" pageNumber="343">
<emphasis bold="true" pageId="0" pageNumber="343">Male</emphasis>
(Fig. 
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merodon natans in a Serbian habitat. A, C male B, D female E typical habitat where M. natans can be collected. Photos: T. Tot, 11 Sep. 2020." figureDoi="10.3897/asp.79.e65861.figure11" httpUri="https://binary.pensoft.net/fig/576184" pageId="0" pageNumber="343">11A, C</figureCitation>
). 
<emphasis bold="true" italics="true" pageId="0" pageNumber="343">Head</emphasis>
: 
<emphasis italics="true" pageId="0" pageNumber="343">Antenna</emphasis>
: dark brown; basal part of arista light brown; in some specimens basoflagellomere light brown; basoflagellomere two times as long as wide. 
<emphasis italics="true" pageId="0" pageNumber="343">Face</emphasis>
: Black, white pollinose; covered with long white pile as long as pedicel, except for medial vitta extending from base of antenna to lower part of face without long white pile; ventral part of face and anteroventral part of gena black, shiny; frontal triangle black, white pollinose, covered with long white pile as long as pedicel; eyes holoptic, covered with white pile; vertical triangle isosceles black, shiny except for anterior part to anterior ocellus and posterior part to posterior ocelli white pollinose; vertical triangle covered with long white pile as long as pile on frontal triangle and intermixed black pile on ocellar triangle; ocellar triangle equilateral; occiput black, white pollinose covered with white pile as long as pile on vertical triangle. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="343">Thorax</emphasis>
: Scutum black, with five white pollinose vittae; covered with white erect pile as long as pile on occiput and short, black adpressed pile on area between transverse suture and scutellum; short black bristles present above wing base; scutellum black, covered with long white pile as long as pile on scutum; pleura black, white pollinose; dorsal part of anterior anepisternum, posterior anepisternum, anterior anepimeron, dorsomedial part of anepimeron with long, dense white pile as long as pile on scutum; long white pile on katepisternum broadly separated with bare area between; proepimeron and katatergum with some white pile. 
<emphasis italics="true" pageId="0" pageNumber="343">Legs</emphasis>
: Femora black, yellow only at base and apex, covered with white pile, some black pile presented on its apical part; metafemur swollen with serrated triangular lamina (Fig. 
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Metaleg without tarsomeres, lateral view. A, B Merodon natans C, D M. pulveris E, F M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. G, H M. calcaratus; A, C, E, G male B, D, F, H female; A Italy (Sicily) B Croatia C, D Turkey E, F Cyprus G Algeria H Tunis. Scale bar: 1 mm." figureDoi="10.3897/asp.79.e65861.figure4" httpUri="https://binary.pensoft.net/fig/576177" pageId="0" pageNumber="343">4A</figureCitation>
); tibiae yellow medially darkened, covered with white pile; colour of tarsomere dorsally varies from yellow to dark brown, ventrally yellowish; tarsomeres mainly covered with white pile, intermixed with some black pile. 
<emphasis italics="true" pageId="0" pageNumber="343">Wing</emphasis>
: Hyaline, covered with microtrichia except for some bare areas in first and second basal cells; stigma light yellow; wing veins dark brown, basally yellowish; halter and calypter yellow. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="343">Abdomen</emphasis>
: Black, slightly tapering; tergum 2 with anterolateral reddish maculae, in some specimens anterolateral reddish maculae on tergum 2 absent; terga 2-4 with white pollinose fasciae; pollinose fasciae on tergum 2 widely separated, on terga 3-4 in some specimens may merge; lateral margin of abdomen blackish covered with white pollinosity, in some specimens lateral margin of abdomen yellowish; posterior margin of terga 3-4 yellowish; terga covered with adpressed black and white pile, shorter than pile on scutum; white pile on lateral margin of abdomen longer than pile on terga; sternum 1 dark brown; colour of sterna 2-4 varies from dark brown to light brown; sterna covered with long, white erect pile longer than pile on terga. 
<emphasis bold="true" italics="true" pageId="0" pageNumber="343">Male genitalia</emphasis>
: 
<emphasis italics="true" pageId="0" pageNumber="343">Epandrium</emphasis>
(Fig. 
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Epandrium, lateral view. A, B Merodon natans C M. pulveris D M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. Abbreviation: v - triangular prominence on ventral margin of posterior surstyle lobe; A Greece (Achaia) B Montenegro C Greece (Rhodes) D Cyprus. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure10" httpUri="https://binary.pensoft.net/fig/576183" pageId="0" pageNumber="343">10A, B</figureCitation>
): posterior surstyle lobe rounded, ventral margin of posterior surstyle lobe without visible triangular prominence from lateral view, although it can be present in some specimens, but it is small and visible only from ventral view; anterior surstyle lobe on inner side oval shaped, covered with dense, short white pile. 
<emphasis italics="true" pageId="0" pageNumber="343">Hypandrium</emphasis>
: as in other members of 
<taxonomicName baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon natans</emphasis>
</taxonomicName>
group, hypandrium broaded medially. 
<emphasis bold="true" pageId="0" pageNumber="343">Female</emphasis>
(Fig. 
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merodon natans in a Serbian habitat. A, C male B, D female E typical habitat where M. natans can be collected. Photos: T. Tot, 11 Sep. 2020." figureDoi="10.3897/asp.79.e65861.figure11" httpUri="https://binary.pensoft.net/fig/576184" pageId="0" pageNumber="343">11B, D</figureCitation>
): Similar to male except for normal sexual dimorphism. Frons black covered with white pollinosity, except for black shiny vitta extending from lunule to anterior ocellus.
</paragraph>
<caption doi="10.3897/asp.79.e65861.figure11" httpUri="https://binary.pensoft.net/fig/576184" pageId="0" pageNumber="343" start="Figure 11" startId="F11">
<paragraph pageId="0" pageNumber="343">
<emphasis bold="true" pageId="0" pageNumber="343">Figure 11.</emphasis>
<taxonomicName baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon natans</emphasis>
</taxonomicName>
in a Serbian habitat. 
<emphasis bold="true" pageId="0" pageNumber="343">A</emphasis>
, 
<emphasis bold="true" pageId="0" pageNumber="343">C</emphasis>
male 
<emphasis bold="true" pageId="0" pageNumber="343">B</emphasis>
, 
<emphasis bold="true" pageId="0" pageNumber="343">D</emphasis>
female 
<emphasis bold="true" pageId="0" pageNumber="343">E</emphasis>
typical habitat where 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
can be collected. Photos: T. Tot, 11 Sep. 2020.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="variability">
<paragraph pageId="0" pageNumber="343">Variability.</paragraph>
<paragraph pageId="0" pageNumber="343">
The posterior surstyle lobe in males of 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
varies in shape, as in the case of 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. calcaratus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="calcaratus">
<emphasis italics="true" pageId="0" pageNumber="343">M. calcaratus</emphasis>
</taxonomicName>
, but is less distinct. In the Montenegro (Boka Kotorska) population of 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
and in a single specimen from Spain, the posterior surstyle lobe is narrower (Fig. 
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Epandrium, lateral view. A, B Merodon natans C M. pulveris D M. makrisi Vujic, Radenkovic &amp; Tot sp. nov. Abbreviation: v - triangular prominence on ventral margin of posterior surstyle lobe; A Greece (Achaia) B Montenegro C Greece (Rhodes) D Cyprus. Scale bar: 0.2 mm." figureDoi="10.3897/asp.79.e65861.figure10" httpUri="https://binary.pensoft.net/fig/576183" pageId="0" pageNumber="343">10B</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="distribution">
<paragraph pageId="0" pageNumber="343">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="343">
<taxonomicName baseAuthorityName="Fabricius" baseAuthorityYear="1794" class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon natans</emphasis>
</taxonomicName>
occurs in most countries of southern Europe (Spain, Italy, Croatia, Serbia, Bulgaria, North Macedonia, Montenegro, Greece) and part of western Europe (France) (Fig. 
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Distribution map of the species of Merodon natans group." figureDoi="10.3897/asp.79.e65861.figure6" httpUri="https://binary.pensoft.net/fig/576179" pageId="0" pageNumber="343">6</figureCitation>
). According to 
<bibRefCitation DOI="https://doi.org/10.14411/eje.2007.073" author="Marcos-Garcia, MA" journalOrPublisher="European Journal of Entomology" pageId="0" pageNumber="343" pagination="531 - 572" refId="B29" refString="Marcos-Garcia, MA, Vujic, A, Mengual, X, 2007. Revision of Iberian species of the genus Merodon (Diptera: Syrphidae). European Journal of Entomology 104: 531 - 572, DOI: https://doi.org/10.14411/eje.2007.073" title="Revision of Iberian species of the genus Merodon (Diptera: Syrphidae)." url="https://doi.org/10.14411/eje.2007.073" volume="104" year="2007">
<normalizedToken originalValue="Marcos-García">Marcos-Garcia</normalizedToken>
et al. (2007)
</bibRefCitation>
and 
<bibRefCitation author="Speight, MCD" journalOrPublisher="Syrph the Net publications, Dublin" pageId="0" pageNumber="343" refId="B71" refString="Speight, MCD, 2020. Species accounts of European Syrphidae, 2020. Syrph the Net, the database of European Syrphidae (Diptera), vol. 104. Syrph the Net publications, Dublin" title="Species accounts of European Syrphidae, 2020. Syrph the Net, the database of European Syrphidae (Diptera), vol. 104." year="2020">Speight (2020)</bibRefCitation>
, 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
is recorded from Israel and the Caucasus. However, the records of 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
from Israel refer to 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. neolydicus" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="neolydicus">
<emphasis italics="true" pageId="0" pageNumber="343">M. neolydicus</emphasis>
</taxonomicName>
<normalizedToken originalValue="Vujić">Vujic</normalizedToken>
in 
<bibRefCitation DOI="https://doi.org/10.3897/zookeys.771.20481" author="Vujic, A" journalOrPublisher="Zookeys" pageId="0" pageNumber="343" pagination="105 - 138" refId="B93" refString="Vujic, A, Radenkovic, S, Likov, L, 2018b. Revision of the Palaearctic species of the Merodon desuturinus group (Diptera, Syrphidae). Zookeys 771: 105 - 138, DOI: https://doi.org/10.3897/zookeys.771.20481" title="Revision of the Palaearctic species of the Merodon desuturinus group (Diptera, Syrphidae)." url="https://doi.org/10.3897/zookeys.771.20481" volume="771" year="2018 b">
<normalizedToken originalValue="Vujić">Vujic</normalizedToken>
et al. (2018b)
</bibRefCitation>
and 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. makrisi" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="makrisi">
<emphasis italics="true" pageId="0" pageNumber="343">M. makrisi</emphasis>
</taxonomicName>
sp. nov. described in this paper. We can here anticipate that specimens from the Caucasus will also likely refer to another 
<taxonomicName class="Insecta" family="Iridaceae" genus="Merodon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Merodon" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Merodon</emphasis>
</taxonomicName>
species.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="biology_ecology">
<paragraph pageId="0" pageNumber="343">Biology.</paragraph>
<paragraph pageId="0" pageNumber="343">
Preferred environments are forests with open ground; herb-rich open areas in thermophilous 
<taxonomicName class="Magnoliopsida" family="Fagaceae" genus="Quercus" kingdom="Plantae" lsidName="Quercus" order="Fagales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Quercus</emphasis>
</taxonomicName>
forest and phrygana with 
<taxonomicName class="Magnoliopsida" family="Cistaceae" genus="Cistus" kingdom="Plantae" lsidName="Cistus" order="Malvales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Cistus</emphasis>
</taxonomicName>
scrub; also in orchards in southern Europe (
<bibRefCitation author="Speight, MCD" journalOrPublisher="Syrph the Net publications, Dublin" pageId="0" pageNumber="343" refId="B71" refString="Speight, MCD, 2020. Species accounts of European Syrphidae, 2020. Syrph the Net, the database of European Syrphidae (Diptera), vol. 104. Syrph the Net publications, Dublin" title="Species accounts of European Syrphidae, 2020. Syrph the Net, the database of European Syrphidae (Diptera), vol. 104." year="2020">Speight 2020</bibRefCitation>
). Adults prefer open areas with tall herbs and scrub (Fig. 
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merodon natans in a Serbian habitat. A, C male B, D female E typical habitat where M. natans can be collected. Photos: T. Tot, 11 Sep. 2020." figureDoi="10.3897/asp.79.e65861.figure11" httpUri="https://binary.pensoft.net/fig/576184" pageId="0" pageNumber="343">11A, B, E</figureCitation>
), within dry woodland; a secretive species, as easily collected by use of Malaise traps as by direct observation (
<bibRefCitation author="Speight, MCD" journalOrPublisher="Syrph the Net publications, Dublin" pageId="0" pageNumber="343" refId="B71" refString="Speight, MCD, 2020. Species accounts of European Syrphidae, 2020. Syrph the Net, the database of European Syrphidae (Diptera), vol. 104. Syrph the Net publications, Dublin" title="Species accounts of European Syrphidae, 2020. Syrph the Net, the database of European Syrphidae (Diptera), vol. 104." year="2020">Speight 2020</bibRefCitation>
). Flowers visited include: 
<taxonomicName class="Liliopsida" family="Hyacinthaceae" genus="Prospero" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Prospero autumnale" order="Agavales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="species" species="autumnale">
<emphasis italics="true" pageId="0" pageNumber="343">Prospero autumnale</emphasis>
</taxonomicName>
(Fig. 
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merodon natans in a Serbian habitat. A, C male B, D female E typical habitat where M. natans can be collected. Photos: T. Tot, 11 Sep. 2020." figureDoi="10.3897/asp.79.e65861.figure11" httpUri="https://binary.pensoft.net/fig/576184" pageId="0" pageNumber="343">11C, D</figureCitation>
), 
<taxonomicName class="Magnoliopsida" family="Apiaceae" genus="Foeniculum" kingdom="Plantae" lsidName="Foeniculum" order="Apiales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Foeniculum</emphasis>
</taxonomicName>
sp., 
<taxonomicName class="Magnoliopsida" family="Lamiaceae" genus="Mentha" kingdom="Plantae" lsidName="Mentha" order="Lamiales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Mentha</emphasis>
</taxonomicName>
sp., 
<taxonomicName class="Magnoliopsida" family="Asteraceae" genus="Solidago" kingdom="Plantae" lsidName="Solidago" order="Asterales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="343">Solidago</emphasis>
</taxonomicName>
sp., 
<taxonomicName class="Liliopsida" family="Asparagaceae" genus="Drimia" kingdom="Plantae" lsidName="Drimia maritima" order="Asparagales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="species" species="maritima">
<emphasis italics="true" pageId="0" pageNumber="343">Drimia maritima</emphasis>
</taxonomicName>
. The flight period is in Spring (April/May) and Autumn (end August/beginning October). The puparium, described here, is found in the host plant 
<taxonomicName class="Liliopsida" family="Hyacinthaceae" genus="Prospero" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Prospero autumnale" order="Agavales" pageId="0" pageNumber="343" phylum="Tracheophyta" rank="species" species="autumnale">
<emphasis italics="true" pageId="0" pageNumber="343">Prospero autumnale</emphasis>
</taxonomicName>
in Serbia (Fig. 
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Merodon natans in a Serbian habitat. A, C male B, D female E typical habitat where M. natans can be collected. Photos: T. Tot, 11 Sep. 2020." figureDoi="10.3897/asp.79.e65861.figure11" httpUri="https://binary.pensoft.net/fig/576184" pageId="0" pageNumber="343">11C, D</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="343" type="additional remark">
<paragraph pageId="0" pageNumber="343">Additional remark.</paragraph>
<paragraph pageId="0" pageNumber="343">
This study revealed that records from Portugal (
<bibRefCitation author="van Eck, A" journalOrPublisher="Boletin de la Sociedad Entomologica Aragonesa" pageId="0" pageNumber="343" pagination="187 - 203" refId="B81" refString="van Eck, A, 2016. Hoverflies (Diptera, Syrphidae) new to the fauna of mainland Portugal, with an updated hoverfly checklist. Boletin de la Sociedad Entomologica Aragonesa 59: 187 - 203" title="Hoverflies (Diptera, Syrphidae) new to the fauna of mainland Portugal, with an updated hoverfly checklist." volume="59" year="2016">van Eck 2016</bibRefCitation>
) were based on incorrect identifications. At present, 
<taxonomicName class="Insecta" genus="M." kingdom="Animalia" lsidName="M. natans" order="Diptera" pageId="0" pageNumber="343" phylum="Arthropoda" rank="species" species="natans">
<emphasis italics="true" pageId="0" pageNumber="343">M. natans</emphasis>
</taxonomicName>
is not confirmed for the Portuguese fauna and should be removed from its checklist.
</paragraph>
</subSubSection>
</treatment>
</document>