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<document id="65D447C57A6FCCD3E5DE3EA0E6CCB8AA" ID-CLB-Dataset="46939" ID-DOI="10.5281/zenodo.199864" ID-GBIF-Dataset="4f7cc18f-57fc-4bd7-aaa7-33268de5018a" ID-ISSN="1175-5326" ID-Zenodo-Dep="199864" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460348200349" checkinUser="plazi" docAuthor="Longino, John T." docDate="2010" docId="934F87DB39744E6AACD782782FE2FE3B" docLanguage="en" docName="zt02720p058.pdf" docOrigin="Zootaxa 2720" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Megalomyrmex" docType="key" docVersion="12" lastPageNumber="41" masterDocId="6F76FFA339764E6CAC4084172A7FFF94" masterDocTitle="A taxonomic review of the ant genus Megalomyrmex Forel (Hymenoptera: Formicidae) in Central America" masterLastPageNumber="58" masterPageNumber="35" pageNumber="37" updateTime="1698293559790" updateUser="ExternalLinkService">
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<mods:title id="51ED48409F132E44E9B65B7D04C8EEAF">A taxonomic review of the ant genus Megalomyrmex Forel (Hymenoptera: Formicidae) in Central America</mods:title>
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<mods:namePart id="93934C1174144CE508AAF311F05582D7">Longino, John T.</mods:namePart>
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<mods:date id="4964C065223754D47FC9B16A24CB82E8">2010</mods:date>
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<mods:identifier id="2E6D0D5399A841424E528591AE52B26E" type="DOI">10.5281/zenodo.199864</mods:identifier>
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<treatment id="934F87DB39744E6AACD782782FE2FE3B" ID-DOI="http://doi.org/10.5281/zenodo.6204397" ID-GBIF-Taxon="119407570" ID-Zenodo-Dep="6204397" LSID="urn:lsid:plazi:treatment:934F87DB39744E6AACD782782FE2FE3B" httpUri="http://treatment.plazi.org/id/934F87DB39744E6AACD782782FE2FE3B" lastPageId="6" lastPageNumber="41" pageId="2" pageNumber="37">
<subSubSection id="53FC654639744E6EACD782782834F966" pageId="2" pageNumber="37" type="nomenclature">
<paragraph id="1B5936CD39744E6EACD782782826F91D" blockId="2.[151,601,1647,1673]" box="[151,601,1647,1673]" pageId="2" pageNumber="37">
<heading id="401181A139744E6EACD782782826F91D" bold="true" box="[151,601,1647,1673]" fontSize="11" level="1" pageId="2" pageNumber="37" reason="1">
<emphasis id="2992EADF39744E6EACD782782826F91D" bold="true" box="[151,601,1647,1673]" pageId="2" pageNumber="37">
Key to the species of
<taxonomicName id="DCE64D4E39744E6EADDC82782826F91D" ID-CoL="5MT9" box="[412,601,1647,1673]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="37" phylum="Arthropoda" rank="genus">
<emphasis id="2992EADF39744E6EADDC82782826F91D" bold="true" box="[412,601,1647,1673]" italics="true" pageId="2" pageNumber="37">Megalomyrmex</emphasis>
</taxonomicName>
</emphasis>
</heading>
</paragraph>
<paragraph id="1B5936CD39744E6EACD782A12834F966" blockId="2.[151,1436,1718,1778]" pageId="2" pageNumber="37">
This key covers the region from central
<collectingCountry id="63F1765D39744E6EAE1482A028D2F95A" box="[596,685,1719,1742]" name="Panama" pageId="2" pageNumber="37">Panama</collectingCountry>
to the northern limit of the genus in
<collectingCountry id="63F1765D39744E6EA80382A12EE3F95A" box="[1091,1180,1718,1742]" name="Mexico" pageId="2" pageNumber="37">Mexico</collectingCountry>
.
<taxonomicName id="DCE64D4E39744E6EA8E682A12FEAF95A" box="[1190,1429,1718,1742]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="37" phylum="Arthropoda" rank="species" species="reina">
<emphasis id="2992EADF39744E6EA8E682A12FEAF95A" box="[1190,1429,1718,1742]" italics="true" pageId="2" pageNumber="37">Megalomyrmex reina</emphasis>
</taxonomicName>
, known only from queens, is not keyed.
</paragraph>
</subSubSection>
<subSubSection id="53FC654639744E6AACD783352FE2FE3B" lastPageId="6" lastPageNumber="41" pageId="2" pageNumber="37" type="key">
<keyStep id="A0122E6839744E6EACD783352FE4F80D" pageId="2" pageNumber="37">
<paragraph id="1B5936CD39744E6EACD783352FE4F8CD" blockId="2.[151,1436,1826,1945]" pageId="2" pageNumber="37">
<keyLead id="A01795F839744E6EACD783352FE4F8CD" pageId="2" pageNumber="37">
1 Mandibles with 5 distinct teeth, apical tooth largest, proximal tooth next largest, remaining three teeth the smallest and subequal in size (
<figureCitation id="83DD2A4839744E6EADED83552B96F8CD" box="[429,489,1858,1881]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="2" pageNumber="37">Fig. 1</figureCitation>
A); ML greater than
<quantity id="DC1E9B2839744E6EAE8A83552978F8CD" box="[714,775,1858,1881]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="37" unit="mm" value="1.0">1 mm</quantity>
................................................................................................ 2
</keyLead>
</paragraph>
<paragraph id="1B5936CD39744E6EACD783752FE4F80D" blockId="2.[151,1436,1826,1945]" pageId="2" pageNumber="37">
<keyLead id="A01795F839744E6EACD783752FE4F80D" pageId="2" pageNumber="37">
- Mandibles with a large apical and subapical tooth, and a series of usually 4 or more smaller basal teeth (
<figureCitation id="83DD2A4839744E6EA95B83752F25F8ED" box="[1307,1370,1890,1913]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="2" pageNumber="37">Figs 1</figureCitation>
BF); if only 3 basal teeth (some specimens of
<taxonomicName id="DCE64D4E39744E6EAE3A839528D0F80D" ID-CoL="7384D" box="[634,687,1922,1945]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="2" pageNumber="37" phylum="Arthropoda" rank="species" species="drifti">
<emphasis id="2992EADF39744E6EAE3A839528D0F80D" box="[634,687,1922,1945]" italics="true" pageId="2" pageNumber="37">drifti</emphasis>
</taxonomicName>
), then ML less than
<quantity id="DC1E9B2839744E6EAFCC839529B6F80D" box="[908,969,1922,1945]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="2" pageNumber="37" unit="mm" value="1.0">1 mm</quantity>
................................................................... 4
</keyLead>
</paragraph>
</keyStep>
<caption id="4F99664539754E6FACD787E72A90FBB6" httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="3" pageNumber="38" targetBox="[290,1312,156,996]" targetPageId="3">
<paragraph id="1B5936CD39754E6FACD787E72A90FBB6" blockId="3.[151,1436,1008,1058]" pageId="3" pageNumber="38">
<emphasis id="2992EADF39754E6FACD787E72B73FB91" bold="true" box="[151,268,1008,1029]" pageId="3" pageNumber="38">FIGURE 1.</emphasis>
Variation in mandibular dentition among (A)
<taxonomicName id="DCE64D4E39754E6FAE8787E72885FB91" ID-CoL="6QW4C" box="[711,762,1008,1029]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="foreli">
<emphasis id="2992EADF39754E6FAE8787E72885FB91" box="[711,762,1008,1029]" italics="true" pageId="3" pageNumber="38">foreli</emphasis>
</taxonomicName>
, (B)
<taxonomicName id="DCE64D4E39754E6FAF6C87E729D3FB91" ID-CoL="6R83Z" box="[812,940,1008,1029]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="symmetochus">
<emphasis id="2992EADF39754E6FAF6C87E729D3FB91" box="[812,940,1008,1029]" italics="true" pageId="3" pageNumber="38">symmetochus</emphasis>
</taxonomicName>
, (C)
<taxonomicName id="DCE64D4E39754E6FAF9E87E72E71FB91" ID-CoL="7384D" box="[990,1038,1008,1029]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="drifti">
<emphasis id="2992EADF39754E6FAF9E87E72E71FB91" box="[990,1038,1008,1029]" italics="true" pageId="3" pageNumber="38">drifti</emphasis>
</taxonomicName>
, (D)
<taxonomicName id="DCE64D4E39754E6FA80287E72EFAFB91" ID-CoL="737SC" box="[1090,1157,1008,1029]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="incisus">
<emphasis id="2992EADF39754E6FA80287E72EFAFB91" box="[1090,1157,1008,1029]" italics="true" pageId="3" pageNumber="38">incisus</emphasis>
</taxonomicName>
, (E)
<taxonomicName id="DCE64D4E39754E6FA8F587E72F36FB91" box="[1205,1353,1008,1029]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="mondaboroides">
<emphasis id="2992EADF39754E6FA8F587E72F36FB91" box="[1205,1353,1008,1029]" italics="true" pageId="3" pageNumber="38">mondaboroides</emphasis>
</taxonomicName>
, and (F)
<taxonomicName id="DCE64D4E39754E6FACD7801A2A96FBB6" ID-CoL="6QW3Z" box="[151,233,1037,1058]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="silvestrii">
<emphasis id="2992EADF39754E6FACD7801A2A96FBB6" box="[151,233,1037,1058]" italics="true" pageId="3" pageNumber="38">silvestrii</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<keyStep id="A0122E6839754E6FACD7805C2FE4FB36" pageId="3" pageNumber="38">
<paragraph id="1B5936CD39754E6FACD7805C2FE3FB16" blockId="3.[151,1436,1099,1410]" pageId="3" pageNumber="38">
<keyLead id="A01795F839754E6FACD7805C2FE3FB16" pageId="3" pageNumber="38">
2 Dorsal surface of mandible striate; occipital carina not visible in face view.
<collectingCountry id="63F1765D39754E6FAFAE805C2E1DFBF6" box="[1006,1122,1099,1122]" name="Costa Rica" pageId="3" pageNumber="38">Costa Rica</collectingCountry>
to
<collectingCountry id="63F1765D39754E6FA8C5805C2E8DFBF6" box="[1157,1266,1099,1122]" name="Venezuela" pageId="3" pageNumber="38">Venezuela</collectingCountry>
........................ ......................................................................................................................................................
<taxonomicName id="DCE64D4E39754E6FA887807C2FE3FB16" ID-CoL="6R7SB" authority="Emery" authorityName="Emery" box="[1223,1436,1131,1154]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="modestus">
<emphasis id="2992EADF39754E6FA887807C2F30FB16" box="[1223,1359,1131,1154]" italics="true" pageId="3" pageNumber="38">M. modestus</emphasis>
Emery
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39754E6FACD7809C2FE4FB36" blockId="3.[151,1436,1099,1410]" box="[151,1435,1163,1186]" pageId="3" pageNumber="38">
<keyLead id="A01795F839754E6FACD7809C2FE4FB36" box="[151,1435,1163,1186]" pageId="3" pageNumber="38">- Dorsal surface of mandible largely smooth with large piligerous punctures; occipital carina visible or not............... 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="A0122E6839754E6FACD780BC2FE3FA16" pageId="3" pageNumber="38">
<paragraph id="1B5936CD39754E6FACD780BC2FE3FA96" blockId="3.[151,1436,1099,1410]" pageId="3" pageNumber="38">
<keyLead id="A01795F839754E6FACD780BC2FE3FA96" pageId="3" pageNumber="38">
3 Metanotal groove very deep and broad; propodeum broadly curved, without differentiated dorsal and posterior faces (
<figureCitation id="83DD2A4839754E6FAC8F80DC2B70FB76" box="[207,271,1227,1250]" captionStart="FIGURE 2" captionStartId="3.[151,244,1864,1885]" captionTargetBox="[168,1418,1464,1839]" captionTargetId="figure@3.[164,1423,1461,1843]" captionTargetPageId="3" captionText="FIGURE 2. Mesosomal profile of (A) wallacei and (B) foreli." httpUri="https://zenodo.org/record/199866/files/figure.png" pageId="3" pageNumber="38">Fig. 2</figureCitation>
A); ventral margin of postpetiole protruding, evenly convex, without anteroventral spine.
<collectingCountry id="63F1765D39754E6FA89380DC2F37FB76" box="[1235,1352,1227,1250]" name="Costa Rica" pageId="3" pageNumber="38">Costa Rica</collectingCountry>
to Guianas, Amazonian
<collectingCountry id="63F1765D39754E6FADC580FC2BB9FA96" box="[389,454,1259,1282]" name="Brazil" pageId="3" pageNumber="38">Brazil</collectingCountry>
....................................................................................................................
<taxonomicName id="DCE64D4E39754E6FA89980FC2FE3FA96" ID-CoL="737RZ" authority="Mann" authorityName="Mann" box="[1241,1436,1259,1282]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="wallacei">
<emphasis id="2992EADF39754E6FA89980FC2F28FA96" box="[1241,1367,1259,1282]" italics="true" pageId="3" pageNumber="38">M. wallacei</emphasis>
<collectingCountry id="63F1765D39754E6FA91E80FC2FE3FA96" box="[1374,1436,1259,1282]" name="Isle of Man" pageId="3" pageNumber="38">Mann</collectingCountry>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39754E6FACD7811C2FE3FA16" blockId="3.[151,1436,1099,1410]" pageId="3" pageNumber="38">
<keyLead id="A01795F839754E6FACD7811C2FE3FA16" pageId="3" pageNumber="38">
- Metanotal groove less strongly impressed; propodeum with differentiated dorsal and posterior faces, and often with pair of blunt tubercles (
<figureCitation id="83DD2A4839754E6FADFD813C2B81FAD6" box="[445,510,1323,1346]" captionStart="FIGURE 2" captionStartId="3.[151,244,1864,1885]" captionTargetBox="[168,1418,1464,1839]" captionTargetId="figure@3.[164,1423,1461,1843]" captionTargetPageId="3" captionText="FIGURE 2. Mesosomal profile of (A) wallacei and (B) foreli." httpUri="https://zenodo.org/record/199866/files/figure.png" pageId="3" pageNumber="38">Fig. 2</figureCitation>
B); ventral margin of postpetiole flat, sloping anteriorly, anterior margin often terminating in long, needle-like spine.
<collectingCountry id="63F1765D39754E6FAE4A815C2800FAF6" box="[522,639,1355,1378]" name="Costa Rica" pageId="3" pageNumber="38">Costa Rica</collectingCountry>
south to Andean regions of
<collectingCountry id="63F1765D39754E6FAFED815C2E66FAF6" box="[941,1049,1355,1378]" name="Colombia" pageId="3" pageNumber="38">Colombia</collectingCountry>
,
<collectingCountry id="63F1765D39754E6FA863815C2E01FAF6" box="[1059,1150,1355,1378]" name="Ecuador" pageId="3" pageNumber="38">Ecuador</collectingCountry>
, and northern
<collectingCountry id="63F1765D39754E6FA956815C2F36FAF6" box="[1302,1353,1355,1378]" name="Peru" pageId="3" pageNumber="38">Peru</collectingCountry>
............ .............................................................................................................................................................
<taxonomicName id="DCE64D4E39754E6FA8B2817C2FE3FA16" ID-CoL="6QW4C" authority="Emery" authorityName="Emery" box="[1266,1436,1387,1410]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="foreli">
<emphasis id="2992EADF39754E6FA8B2817C2F31FA16" box="[1266,1358,1387,1410]" italics="true" pageId="3" pageNumber="38">M. foreli</emphasis>
Emery
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<caption id="4F99664539754E6FACD7835F2893F8CA" box="[151,748,1864,1886]" httpUri="https://zenodo.org/record/199866/files/figure.png" pageId="3" pageNumber="38" targetBox="[168,1418,1464,1839]" targetPageId="3">
<paragraph id="1B5936CD39754E6FACD7835F2893F8CA" blockId="3.[151,748,1864,1886]" box="[151,748,1864,1886]" pageId="3" pageNumber="38">
<emphasis id="2992EADF39754E6FACD7835F2B73F8C9" bold="true" box="[151,268,1864,1885]" pageId="3" pageNumber="38">FIGURE 2.</emphasis>
Mesosomal profile of (A)
<taxonomicName id="DCE64D4E39754E6FAE4D835E2821F8CA" ID-CoL="737RZ" box="[525,606,1865,1886]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="wallacei">
<emphasis id="2992EADF39754E6FAE4D835E2821F8CA" box="[525,606,1865,1886]" italics="true" pageId="3" pageNumber="38">wallacei</emphasis>
</taxonomicName>
and (B)
<taxonomicName id="DCE64D4E39754E6FAEF3835E2899F8CA" ID-CoL="6QW4C" box="[691,742,1865,1886]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="3" pageNumber="38" phylum="Arthropoda" rank="species" species="foreli">
<emphasis id="2992EADF39754E6FAEF3835E2899F8CA" box="[691,742,1865,1886]" italics="true" pageId="3" pageNumber="38">foreli</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<keyStep id="A0122E6839754E6FACD783B12FE4F849" pageId="3" pageNumber="38">
<paragraph id="1B5936CD39754E6FACD783B12FE3F829" blockId="3.[151,1436,1958,2013]" box="[151,1436,1958,1981]" pageId="3" pageNumber="38">
<keyLead id="A01795F839754E6FACD783B12FE3F829" box="[151,1436,1958,1981]" pageId="3" pageNumber="38">4 Dorsal surface of mandible coarsely striate; color orange brown; body covered with dense, yellow pilosity............. 5</keyLead>
</paragraph>
<paragraph id="1B5936CD39754E6FACD783D12FE4F849" blockId="3.[151,1436,1958,2013]" box="[151,1435,1990,2013]" pageId="3" pageNumber="38">
<keyLead id="A01795F839754E6FACD783D12FE4F849" box="[151,1435,1990,2013]" pageId="3" pageNumber="38">- Dorsal surface of mandible entirely smooth or smooth distally and striate only at base; color and pilosity various... 6</keyLead>
</paragraph>
</keyStep>
<keyStep id="A0122E6839724E68ACD7848F2FE4FEDB" pageId="4" pageNumber="39">
<paragraph id="1B5936CD39724E68ACD7848F2FE3FF7B" blockId="4.[151,1436,152,335]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD7848F2FE3FF7B" pageId="4" pageNumber="39">
5 Dorsal pilosity thin and flexuous (
<figureCitation id="83DD2A4839724E68AE74848F280CFF3B" box="[564,627,152,175]" captionStart="FIGURE 3" captionStartId="4.[151,244,1015,1036]" captionTargetBox="[264,1321,373,997]" captionTargetId="figure@4.[261,1325,369,1000]" captionTargetPageId="4" captionText="FIGURE 3. Dorsal pilosity of (A) symmetochus and (B) adamsae. Ventral petiolar keel of (C) symmetochus and (D) adamsae." httpUri="https://zenodo.org/record/199867/files/figure.png" pageId="4" pageNumber="39">Fig. 3</figureCitation>
A); scape relatively short (SI 9093); ventral keel of petiole Y-shaped, anterior carina splitting into two and forming two diverging posterior arms (
<figureCitation id="83DD2A4839724E68AF8E84AF2E72FF5B" box="[974,1037,184,207]" captionStart="FIGURE 3" captionStartId="4.[151,244,1015,1036]" captionTargetBox="[264,1321,373,997]" captionTargetId="figure@4.[261,1325,369,1000]" captionTargetPageId="4" captionText="FIGURE 3. Dorsal pilosity of (A) symmetochus and (B) adamsae. Ventral petiolar keel of (C) symmetochus and (D) adamsae." httpUri="https://zenodo.org/record/199867/files/figure.png" pageId="4" pageNumber="39">Fig. 3</figureCitation>
C).
<collectingCountry id="63F1765D39724E68A87684AF2ED3FF5B" box="[1078,1196,184,207]" name="Costa Rica" pageId="4" pageNumber="39">Costa Rica</collectingCountry>
and
<collectingCountry id="63F1765D39724E68A8A184AF2F47FF5B" box="[1249,1336,184,207]" name="Panama" pageId="4" pageNumber="39">Panama</collectingCountry>
, possibly further south into South
<collectingCountry id="63F1765D39724E68AD8B84CF2858FF7B" box="[459,551,216,239]" name="United States of America" pageId="4" pageNumber="39">America</collectingCountry>
.........................................................................................
<taxonomicName id="DCE64D4E39724E68A8C984CF2FE3FF7B" ID-CoL="6R83Z" authority="Wheeler" authorityName="Wheeler" box="[1161,1436,216,239]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="symmetochus">
<emphasis id="2992EADF39724E68A8C984CF2F44FF7B" box="[1161,1339,216,239]" italics="true" pageId="4" pageNumber="39">M. symmetochus</emphasis>
Wheeler
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39724E68ACD784EF2FE4FEDB" blockId="4.[151,1436,152,335]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD784EF2FE4FEDB" pageId="4" pageNumber="39">
- Dorsal pilosity coarse and stiff (
<figureCitation id="83DD2A4839724E68AE5F84EF2820FE9B" box="[543,607,248,271]" captionStart="FIGURE 3" captionStartId="4.[151,244,1015,1036]" captionTargetBox="[264,1321,373,997]" captionTargetId="figure@4.[261,1325,369,1000]" captionTargetPageId="4" captionText="FIGURE 3. Dorsal pilosity of (A) symmetochus and (B) adamsae. Ventral petiolar keel of (C) symmetochus and (D) adamsae." httpUri="https://zenodo.org/record/199867/files/figure.png" pageId="4" pageNumber="39">Fig. 3</figureCitation>
B); scape relatively long (SI 9498); ventral keel of petiole interrupted, a single median carina anteriorly, two short subparallel carinae posteriorly (
<figureCitation id="83DD2A4839724E68AFFA850F2986FEBB" box="[954,1017,280,303]" captionStart="FIGURE 3" captionStartId="4.[151,244,1015,1036]" captionTargetBox="[264,1321,373,997]" captionTargetId="figure@4.[261,1325,369,1000]" captionTargetPageId="4" captionText="FIGURE 3. Dorsal pilosity of (A) symmetochus and (B) adamsae. Ventral petiolar keel of (C) symmetochus and (D) adamsae." httpUri="https://zenodo.org/record/199867/files/figure.png" pageId="4" pageNumber="39">Fig. 3</figureCitation>
D).
<collectingCountry id="63F1765D39724E68A862850F2E06FEBB" box="[1058,1145,280,303]" name="Panama" pageId="4" pageNumber="39">Panama</collectingCountry>
, possibly further south into South
<collectingCountry id="63F1765D39724E68AD4B852F2B18FEDB" box="[267,359,312,335]" name="United States of America" pageId="4" pageNumber="39">America</collectingCountry>
......................................................................................................................
<taxonomicName id="DCE64D4E39724E68A8D0852F2F6CFEDB" box="[1168,1299,312,335]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="adamsae" status="sp. nov.">
<emphasis id="2992EADF39724E68A8D0852F2F6CFEDB" box="[1168,1299,312,335]" italics="true" pageId="4" pageNumber="39">M. adamsae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="32A157A439724E68A95985202FE4FEDB" box="[1305,1435,311,335]" pageId="4" pageNumber="39" rank="species">
<emphasis id="2992EADF39724E68A95985202FE4FEDB" bold="true" box="[1305,1435,311,335]" pageId="4" pageNumber="39">new species</emphasis>
</taxonomicNameLabel>
</keyLead>
</paragraph>
</keyStep>
<caption id="4F99664539724E68ACD787E02F29FB98" box="[151,1366,1015,1036]" httpUri="https://zenodo.org/record/199867/files/figure.png" pageId="4" pageNumber="39" targetBox="[264,1321,373,997]" targetPageId="4">
<paragraph id="1B5936CD39724E68ACD787E02F29FB98" blockId="4.[151,1366,1015,1036]" box="[151,1366,1015,1036]" pageId="4" pageNumber="39">
<emphasis id="2992EADF39724E68ACD787E02B73FB98" bold="true" box="[151,268,1015,1036]" pageId="4" pageNumber="39">FIGURE 3.</emphasis>
Dorsal pilosity of (A)
<taxonomicName id="DCE64D4E39724E68ADA787E02818FB98" ID-CoL="6R83Z" box="[487,615,1015,1036]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="symmetochus">
<emphasis id="2992EADF39724E68ADA787E02818FB98" box="[487,615,1015,1036]" italics="true" pageId="4" pageNumber="39">symmetochus</emphasis>
</taxonomicName>
and (B)
<taxonomicName id="DCE64D4E39724E68AEFB87E0296FFB98" box="[699,784,1015,1036]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="adamsae">
<emphasis id="2992EADF39724E68AEFB87E0296FFB98" box="[699,784,1015,1036]" italics="true" pageId="4" pageNumber="39">adamsae</emphasis>
</taxonomicName>
. Ventral petiolar keel of (C)
<taxonomicName id="DCE64D4E39724E68A86587E02EDAFB98" ID-CoL="6R83Z" box="[1061,1189,1015,1036]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="symmetochus">
<emphasis id="2992EADF39724E68A86587E02EDAFB98" box="[1061,1189,1015,1036]" italics="true" pageId="4" pageNumber="39">symmetochus</emphasis>
</taxonomicName>
and (D)
<taxonomicName id="DCE64D4E39724E68A8BA87E02F30FB98" box="[1274,1359,1015,1036]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="adamsae">
<emphasis id="2992EADF39724E68A8BA87E02F30FB98" box="[1274,1359,1015,1036]" italics="true" pageId="4" pageNumber="39">adamsae</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<keyStep id="A0122E6839724E68ACD780232FE4FB1F" pageId="4" pageNumber="39">
<paragraph id="1B5936CD39724E68ACD780232FE4FBDF" blockId="4.[151,1437,1076,1515]" box="[151,1435,1076,1099]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD780232FE4FBDF" box="[151,1435,1076,1099]" pageId="4" pageNumber="39">6 Eyes very small, &lt;6 facets across greatest diameter; color yellow orange................................................................... 7</keyLead>
</paragraph>
<paragraph id="1B5936CD39724E68ACD780432FE4FB1F" blockId="4.[151,1437,1076,1515]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD780432FE4FB1F" pageId="4" pageNumber="39">
- Eyes larger,&gt;10 facets across greatest diameter; color usually red brown to black (
<taxonomicName id="DCE64D4E39724E68A81080422ED3FBF8" ID-CoL="6QW3Z" box="[1104,1196,1109,1132]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="silvestrii">
<emphasis id="2992EADF39724E68A81080422ED3FBF8" box="[1104,1196,1109,1132]" italics="true" pageId="4" pageNumber="39">silvestrii</emphasis>
</taxonomicName>
specimens may occasionally be pale brown) ................................................................................................................................................. 8
</keyLead>
</paragraph>
</keyStep>
<keyStep id="A0122E6839724E68ACD780832FE3FA9F" pageId="4" pageNumber="39">
<paragraph id="1B5936CD39724E68ACD780832FE3FB5F" blockId="4.[151,1437,1076,1515]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD780832FE3FB5F" pageId="4" pageNumber="39">
7 Foraminal carina (on the posterior face of the propodeum) complete (
<figureCitation id="83DD2A4839724E68AFE68083299AFB3F" box="[934,997,1172,1195]" captionStart="FIGURE 5" captionStartId="5.[151,244,1886,1907]" captionTargetBox="[187,1396,688,1844]" captionTargetId="figure@5.[169,1417,674,1862]" captionTargetPageId="5" captionText="FIGURE 5. Foraminal carina (viewing posterior face of propodeum) of (A) nocarina and (B) mondaboroides. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in nocarina. Anterior clypeal margin of (C) nocarina and (D) mondaboroides." httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="4" pageNumber="39">Fig. 5</figureCitation>
B); subpetiolar process with a transversly sculptured flange.
<collectingCountry id="63F1765D39724E68ADCC80A3287FFB5F" box="[396,512,1204,1227]" name="Costa Rica" pageId="4" pageNumber="39">Costa Rica</collectingCountry>
..............................................................................................................
<taxonomicName id="DCE64D4E39724E68A8AB80A22FE3FB5F" ID-CoL="6QW4B" authority="Brandao" authorityName="Brandao" box="[1259,1436,1204,1228]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="miri">
<emphasis id="2992EADF39724E68A8AB80A22F44FB58" box="[1259,1339,1205,1228]" italics="true" pageId="4" pageNumber="39">M. miri</emphasis>
Brandão
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39724E68ACD780C32FE3FA9F" blockId="4.[151,1437,1076,1515]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD780C32FE3FA9F" pageId="4" pageNumber="39">
- Foraminal carina incomplete (
<figureCitation id="83DD2A4839724E68AE5180C3282CFB7F" box="[529,595,1236,1259]" captionStart="FIGURE 5" captionStartId="5.[151,244,1886,1907]" captionTargetBox="[187,1396,688,1844]" captionTargetId="figure@5.[169,1417,674,1862]" captionTargetPageId="5" captionText="FIGURE 5. Foraminal carina (viewing posterior face of propodeum) of (A) nocarina and (B) mondaboroides. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in nocarina. Anterior clypeal margin of (C) nocarina and (D) mondaboroides." httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="4" pageNumber="39">Fig. 5</figureCitation>
A); subpetiolar process a laterally compressed tooth, not a transverse flange.
<collectingCountry id="63F1765D39724E68AC8780E32B44FA9F" box="[199,315,1268,1291]" name="Costa Rica" pageId="4" pageNumber="39">Costa Rica</collectingCountry>
and
<collectingCountry id="63F1765D39724E68AD2F80E32BBCFA9F" box="[367,451,1268,1291]" name="Panama" pageId="4" pageNumber="39">Panama</collectingCountry>
...............................................................................................................
<taxonomicName id="DCE64D4E39724E68A8F880E22FE3FA9F" authority="Brandao" authorityName="Brandao" box="[1208,1436,1268,1292]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="wettereri">
<emphasis id="2992EADF39724E68A8F880E22F44FA98" box="[1208,1339,1269,1292]" italics="true" pageId="4" pageNumber="39">M. wettereri</emphasis>
Brandão
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="A0122E6839724E68ACD781032FE4FA7F" pageId="4" pageNumber="39">
<paragraph id="1B5936CD39724E68ACD781032FEAFA1F" blockId="4.[151,1437,1076,1515]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD781032FEAFA1F" pageId="4" pageNumber="39">
8 Petiolar node in lateral view robust, subtriangular, with anterior face straight, steeper than posterior face (
<figureCitation id="83DD2A4839724E68A97881032F05FABF" box="[1336,1402,1300,1323]" captionStart="FIGURE 4" captionStartId="4.[151,244,2002,2023]" captionTargetBox="[186,1401,1554,1974]" captionTargetId="figure@4.[181,1405,1550,1980]" captionTargetPageId="4" captionText="FIGURE 4. Lateral view of petiole of (A) incisus and (B) drifti." httpUri="https://zenodo.org/record/199868/files/figure.png" pageId="4" pageNumber="39">Fig. 4</figureCitation>
A); scape short (SI ~92); mandible subfalcate, 47 basal teeth, often with the second tooth from the base larger than the flanking teeth (
<figureCitation id="83DD2A4839724E68AD2981432BDAFAFF" box="[361,421,1364,1387]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="4" pageNumber="39">Fig. 1</figureCitation>
D). Southern
<collectingCountry id="63F1765D39724E68AE78814328F6FAFF" box="[568,649,1364,1387]" name="Mexico" pageId="4" pageNumber="39">Mexico</collectingCountry>
south to central
<collectingCountry id="63F1765D39724E68AF7B81432903FAFF" box="[827,892,1364,1387]" name="Brazil" pageId="4" pageNumber="39">Brazil</collectingCountry>
and
<collectingCountry id="63F1765D39724E68AFF08143299BFAFF" box="[944,996,1364,1387]" name="Peru" pageId="4" pageNumber="39">Peru</collectingCountry>
, absent in
<collectingCountry id="63F1765D39724E68A81581432EB6FAFF" box="[1109,1225,1364,1387]" name="Costa Rica" pageId="4" pageNumber="39">Costa Rica</collectingCountry>
.............................. ..................................................................................................................................................
<taxonomicName id="DCE64D4E39724E68A8E481622FEAFA1F" ID-CoL="737SC" authority="M.R. Smith" authorityName="M.R. Smith" box="[1188,1429,1396,1420]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="incisus">
<emphasis id="2992EADF39724E68A8E481622F6EFA18" box="[1188,1297,1397,1420]" italics="true" pageId="4" pageNumber="39">M. incisus</emphasis>
M.R. Smith
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39724E68ACD781832FE4FA7F" blockId="4.[151,1437,1076,1515]" pageId="4" pageNumber="39">
<keyLead id="A01795F839724E68ACD781832FE4FA7F" pageId="4" pageNumber="39">
- Petiolar node thinner, anterior face slightly concave, less steep than posterior face (
<figureCitation id="83DD2A4839724E68A81381832EE9FA3F" box="[1107,1174,1428,1451]" captionStart="FIGURE 4" captionStartId="4.[151,244,2002,2023]" captionTargetBox="[186,1401,1554,1974]" captionTargetId="figure@4.[181,1405,1550,1980]" captionTargetPageId="4" captionText="FIGURE 4. Lateral view of petiole of (A) incisus and (B) drifti." httpUri="https://zenodo.org/record/199868/files/figure.png" pageId="4" pageNumber="39">Fig. 4</figureCitation>
B); scape length various (SL 75140); mandible more triangular, not falcate, basal teeth of more uniform size, gradually increasing in size apically, or rarely with second from base slightly larger than others (
<figureCitation id="83DD2A4839724E68AFDF81C329A0FA7F" box="[927,991,1492,1515]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="4" pageNumber="39">Figs 1</figureCitation>
C, E, F) .................................................. 9
</keyLead>
</paragraph>
</keyStep>
<caption id="4F99664539724E68ACD783C5297FF873" box="[151,768,2002,2023]" httpUri="https://zenodo.org/record/199868/files/figure.png" pageId="4" pageNumber="39" targetBox="[186,1401,1554,1974]" targetPageId="4">
<paragraph id="1B5936CD39724E68ACD783C5297FF873" blockId="4.[151,768,2002,2023]" box="[151,768,2002,2023]" pageId="4" pageNumber="39">
<emphasis id="2992EADF39724E68ACD783C52B73F873" bold="true" box="[151,268,2002,2023]" pageId="4" pageNumber="39">FIGURE 4.</emphasis>
Lateral view of petiole of (A)
<taxonomicName id="DCE64D4E39724E68AE7383C52809F873" ID-CoL="737SC" box="[563,630,2002,2023]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="incisus">
<emphasis id="2992EADF39724E68AE7383C52809F873" box="[563,630,2002,2023]" italics="true" pageId="4" pageNumber="39">incisus</emphasis>
</taxonomicName>
and (B)
<taxonomicName id="DCE64D4E39724E68AE8A83C52885F873" ID-CoL="7384D" box="[714,762,2002,2023]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="4" pageNumber="39" phylum="Arthropoda" rank="species" species="drifti">
<emphasis id="2992EADF39724E68AE8A83C52885F873" box="[714,762,2002,2023]" italics="true" pageId="4" pageNumber="39">drifti</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<keyStep id="A0122E6839734E69ACD7848F2FE4FEBB" pageId="5" pageNumber="40">
<paragraph id="1B5936CD39734E69ACD7848F2FEAFF7B" blockId="5.[151,1436,152,623]" pageId="5" pageNumber="40">
<keyLead id="A01795F839734E69ACD7848F2FEAFF7B" pageId="5" pageNumber="40">
9 Scape not or barely surpassing vertex margin (SI 7995); HW &lt;
<quantity id="DC1E9B2839734E69AFC1848F299BFF3B" box="[897,996,152,175]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="5" pageNumber="40" unit="mm" value="0.6">0.60 mm</quantity>
; mandible with 35 small teeth proximal to larger distal pair (
<figureCitation id="83DD2A4839734E69ADDF84AF2BA4FF5B" box="[415,475,184,207]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="5" pageNumber="40">Fig. 1</figureCitation>
C); clypeus usually with pair of longitudinal carinae. Southern
<collectingCountry id="63F1765D39734E69A83E84AF2EB0FF5B" box="[1150,1231,184,207]" name="Mexico" pageId="5" pageNumber="40">Mexico</collectingCountry>
to southern
<collectingCountry id="63F1765D39734E69A91484AF2FEAFF5B" box="[1364,1429,184,207]" name="Brazil" pageId="5" pageNumber="40">Brazil</collectingCountry>
.............................................................................................................................................................
<taxonomicName id="DCE64D4E39734E69A8AC84CF2FEAFF7B" ID-CoL="7384D" authority="Kempf" authorityName="Kempf" box="[1260,1429,216,239]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="drifti">
<emphasis id="2992EADF39734E69A8AC84CF2F3BFF7B" box="[1260,1348,216,239]" italics="true" pageId="5" pageNumber="40">M. drifti</emphasis>
Kempf
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39734E69ACD784EF2FE4FEBB" blockId="5.[151,1436,152,623]" pageId="5" pageNumber="40">
<keyLead id="A01795F839734E69ACD784EF2FE4FEBB" pageId="5" pageNumber="40">
- Scape distinctly surpassing vertex margin (SI&gt; 95); HW&gt;
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; mandible with five or more teeth proximal to distal pair (
<figureCitation id="83DD2A4839734E69AD7F850F2B00FEBB" box="[319,383,280,303]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="5" pageNumber="40">Figs 1</figureCitation>
E, F) ................................................................................................................................................ 10
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</paragraph>
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<keyStep id="A0122E6839734E69ACD7852F2FE3FE7B" pageId="5" pageNumber="40">
<paragraph id="1B5936CD39734E69ACD7852F2FE3FE3B" blockId="5.[151,1436,152,623]" pageId="5" pageNumber="40">
<keyLead id="A01795F839734E69ACD7852F2FE3FE3B" pageId="5" pageNumber="40">
10 Mandible with series of 12 or more minute teeth proximal to distal pair (
<figureCitation id="83DD2A4839734E69AF84852F2E7FFEDB" box="[964,1024,312,335]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="5" pageNumber="40">Fig. 1</figureCitation>
E); median portion of clypeus protruding and the anterior margin of clypeus recessed, such that in face view the median portion of the clypeus partially obscures the anterior margin; scape long (SI 115120). Southern
<collectingCountry id="63F1765D39734E69AF3D856F29B0FE1B" box="[893,975,376,399]" name="Mexico" pageId="5" pageNumber="40">Mexico</collectingCountry>
to northern
<collectingCountry id="63F1765D39734E69A812856F2EC2FE1B" box="[1106,1213,376,399]" name="Argentina" pageId="5" pageNumber="40">Argentina</collectingCountry>
................................. ....................................................................................................................................................
<taxonomicName id="DCE64D4E39734E69A8FC858F2FE3FE3B" ID-CoL="6QW3Z" authority="Wheeler" authorityName="Wheeler" box="[1212,1436,408,431]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="silvestrii">
<emphasis id="2992EADF39734E69A8FC858F2F44FE3B" box="[1212,1339,408,431]" italics="true" pageId="5" pageNumber="40">M. silvestrii</emphasis>
Wheeler
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39734E69ACD785AF2FE3FE7B" blockId="5.[151,1436,152,623]" pageId="5" pageNumber="40">
<keyLead id="A01795F839734E69ACD785AF2FE3FE7B" pageId="5" pageNumber="40">
- Mandible with series of 710 teeth proximal to distal pair (
<figureCitation id="83DD2A4839734E69AF0C85AF29F5FE5B" box="[844,906,440,463]" captionStart="FIGURE 1" captionStartId="3.[151,244,1008,1029]" captionTargetBox="[290,1312,156,996]" captionTargetId="figure@3.[279,1319,149,1000]" captionTargetPageId="3" captionText="FIGURE 1. Variation in mandibular dentition among (A) foreli, (B) symmetochus, (C) drifti, (D) incisus, (E) mondaboroides, and (F) silvestrii." httpUri="https://zenodo.org/record/199865/files/figure.png" pageId="5" pageNumber="40">Fig. 1</figureCitation>
F); clypeus not protruding, anteromedian margin visible in face view; scape length variable.................................................................................................................. 11
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</paragraph>
</keyStep>
<keyStep id="A0122E6839734E69ACD785EF2FE4FDFB" pageId="5" pageNumber="40">
<paragraph id="1B5936CD39734E69ACD785EF2FEAFDBB" blockId="5.[151,1436,152,623]" pageId="5" pageNumber="40">
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11 Foraminal carina incomplete, absent dorsally (
<figureCitation id="83DD2A4839734E69AEF985EF2887FD9B" box="[697,760,504,527]" captionStart="FIGURE 5" captionStartId="5.[151,244,1886,1907]" captionTargetBox="[187,1396,688,1844]" captionTargetId="figure@5.[169,1417,674,1862]" captionTargetPageId="5" captionText="FIGURE 5. Foraminal carina (viewing posterior face of propodeum) of (A) nocarina and (B) mondaboroides. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in nocarina. Anterior clypeal margin of (C) nocarina and (D) mondaboroides." httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="5" pageNumber="40">Fig. 5</figureCitation>
A); anterior clypeal margin more produced and subangular, not evenly rounded (
<figureCitation id="83DD2A4839734E69AD3A860F2BC5FDBB" box="[378,442,536,559]" captionStart="FIGURE 5" captionStartId="5.[151,244,1886,1907]" captionTargetBox="[187,1396,688,1844]" captionTargetId="figure@5.[169,1417,674,1862]" captionTargetPageId="5" captionText="FIGURE 5. Foraminal carina (viewing posterior face of propodeum) of (A) nocarina and (B) mondaboroides. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in nocarina. Anterior clypeal margin of (C) nocarina and (D) mondaboroides." httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="5" pageNumber="40">Fig. 5</figureCitation>
C); scape relatively short (SI &lt;103).
<collectingCountry id="63F1765D39734E69AF07860F29C4FDBB" box="[839,955,536,559]" name="Costa Rica" pageId="5" pageNumber="40">Costa Rica</collectingCountry>
............................
<taxonomicName id="DCE64D4E39734E69A8C8860F2F74FDBB" box="[1160,1291,536,559]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="nocarina" status="sp. nov.">
<emphasis id="2992EADF39734E69A8C8860F2F74FDBB" box="[1160,1291,536,559]" italics="true" pageId="5" pageNumber="40">M. nocarina</emphasis>
</taxonomicName>
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<emphasis id="2992EADF39734E69A95286002FEAFDBB" bold="true" box="[1298,1429,535,559]" pageId="5" pageNumber="40">new species</emphasis>
</taxonomicNameLabel>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39734E69ACD7862F2FE4FDFB" blockId="5.[151,1436,152,623]" pageId="5" pageNumber="40">
<keyLead id="A01795F839734E69ACD7862F2FE4FDFB" pageId="5" pageNumber="40">
- Foraminal carina complete (
<figureCitation id="83DD2A4839734E69ADB6862F2848FDDB" box="[502,567,568,591]" captionStart="FIGURE 5" captionStartId="5.[151,244,1886,1907]" captionTargetBox="[187,1396,688,1844]" captionTargetId="figure@5.[169,1417,674,1862]" captionTargetPageId="5" captionText="FIGURE 5. Foraminal carina (viewing posterior face of propodeum) of (A) nocarina and (B) mondaboroides. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in nocarina. Anterior clypeal margin of (C) nocarina and (D) mondaboroides." httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="5" pageNumber="40">Fig. 5</figureCitation>
B); anterior clypeal margin evenly rounded (
<figureCitation id="83DD2A4839734E69A855862F2E2AFDDB" box="[1045,1109,568,591]" captionStart="FIGURE 5" captionStartId="5.[151,244,1886,1907]" captionTargetBox="[187,1396,688,1844]" captionTargetId="figure@5.[169,1417,674,1862]" captionTargetPageId="5" captionText="FIGURE 5. Foraminal carina (viewing posterior face of propodeum) of (A) nocarina and (B) mondaboroides. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in nocarina. Anterior clypeal margin of (C) nocarina and (D) mondaboroides." httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="5" pageNumber="40">Fig. 5</figureCitation>
D); scape relatively long (SI&gt; 105) ............................................................................................................................................................................ 12
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</paragraph>
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<caption id="4F99664539734E69ACD783492F4AF83A" httpUri="https://zenodo.org/record/199869/files/figure.png" pageId="5" pageNumber="40" targetBox="[187,1396,688,1844]" targetPageId="5">
<paragraph id="1B5936CD39734E69ACD783492F4AF83A" blockId="5.[151,1436,1886,1967]" pageId="5" pageNumber="40">
<emphasis id="2992EADF39734E69ACD783492B73F8E7" bold="true" box="[151,268,1886,1907]" pageId="5" pageNumber="40">FIGURE 5.</emphasis>
Foraminal carina (viewing posterior face of propodeum) of (A)
<taxonomicName id="DCE64D4E39734E69AF33834929B6F8E7" box="[883,969,1886,1907]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="nocarina">
<emphasis id="2992EADF39734E69AF33834929B6F8E7" box="[883,969,1886,1907]" italics="true" pageId="5" pageNumber="40">nocarina</emphasis>
</taxonomicName>
and (B)
<taxonomicName id="DCE64D4E39734E69A85D83492ECEF8E7" box="[1053,1201,1886,1907]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="mondaboroides">
<emphasis id="2992EADF39734E69A85D83492ECEF8E7" box="[1053,1201,1886,1907]" italics="true" pageId="5" pageNumber="40">mondaboroides</emphasis>
</taxonomicName>
. The foraminal carina is a distinct, elevated rim around the foramen in the posterior face of the propodeum, above the insertion of the petiole. It varies in completeness and may be absent dorsally, as in
<taxonomicName id="DCE64D4E39734E69AE20838D28C9F83B" box="[608,694,1946,1967]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="nocarina">
<emphasis id="2992EADF39734E69AE20838D28C9F83B" box="[608,694,1946,1967]" italics="true" pageId="5" pageNumber="40">nocarina</emphasis>
</taxonomicName>
. Anterior clypeal margin of (C)
<taxonomicName id="DCE64D4E39734E69AFAE838D2E3AF83B" box="[1006,1093,1946,1967]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="nocarina">
<emphasis id="2992EADF39734E69AFAE838D2E3AF83B" box="[1006,1093,1946,1967]" italics="true" pageId="5" pageNumber="40">nocarina</emphasis>
</taxonomicName>
and (D)
<taxonomicName id="DCE64D4E39734E69A8DB838D2F50F83B" box="[1179,1327,1946,1967]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="40" phylum="Arthropoda" rank="species" species="mondaboroides">
<emphasis id="2992EADF39734E69A8DB838D2F50F83B" box="[1179,1327,1946,1967]" italics="true" pageId="5" pageNumber="40">mondaboroides</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
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<paragraph id="1B5936CD39704E6AACD7848F2FEAFEBB" blockId="6.[151,1437,152,431]" pageId="6" pageNumber="41">
<keyLead id="A01795F839704E6AACD7848F2FEAFEBB" pageId="6" pageNumber="41">
12 Scape relatively long (SI&gt; 120); juncture of dorsal and posterior face of propodeum evenly convex (
<figureCitation id="83DD2A4839704E6AA8B1848F2F4FFF3B" box="[1265,1328,152,175]" captionStart="FIGURE 6" captionStartId="6.[151,244,752,773]" captionTargetBox="[186,1401,471,732]" captionTargetId="figure@6.[182,1404,467,738]" captionTargetPageId="6" captionText="FIGURE 6. Contrasting propodeal shape and occipital carina of (A) mondabora and (B) mondaboroides." httpUri="https://zenodo.org/record/199870/files/figure.png" pageId="6" pageNumber="41">Fig. 6</figureCitation>
A); occipital carina relatively more developed (
<figureCitation id="83DD2A4839704E6AAE2584AF28D8FF5B" box="[613,679,184,207]" captionStart="FIGURE 6" captionStartId="6.[151,244,752,773]" captionTargetBox="[186,1401,471,732]" captionTargetId="figure@6.[182,1404,467,738]" captionTargetPageId="6" captionText="FIGURE 6. Contrasting propodeal shape and occipital carina of (A) mondabora and (B) mondaboroides." httpUri="https://zenodo.org/record/199870/files/figure.png" pageId="6" pageNumber="41">Fig. 6</figureCitation>
A); for most collections, basal tooth on the masticatory margin of the mandible similar in size to the more distal teeth, such that the juncture of the basal and masticatory margins forms a well-defined angle (
<taxonomicName id="DCE64D4E39704E6AADDD84EF2843FE9B" ID-CoL="6R84B" box="[413,572,248,271]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="6" pageNumber="41" phylum="Arthropoda" rank="species" species="mondabora">
<emphasis id="2992EADF39704E6AADDD84EF2843FE9B" box="[413,572,248,271]" italics="true" pageId="6" pageNumber="41">M. mondabora</emphasis>
</taxonomicName>
<typeStatus id="C45D886F39704E6AAE0384EF28DFFE9B" box="[579,672,248,271]" pageId="6" pageNumber="41" type="holotype">holotype</typeStatus>
shows contrasting condition found in
<taxonomicName id="DCE64D4E39704E6AA87884EF2F7EFE9B" box="[1080,1281,248,271]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="6" pageNumber="41" phylum="Arthropoda" rank="species" species="mondaboroides">
<emphasis id="2992EADF39704E6AA87884EF2F7EFE9B" box="[1080,1281,248,271]" italics="true" pageId="6" pageNumber="41">M. mondaboroides</emphasis>
</taxonomicName>
).
<collectingCountry id="63F1765D39704E6AA95784EF2FF4FE9B" box="[1303,1419,248,271]" name="Costa Rica" pageId="6" pageNumber="41">Costa Rica</collectingCountry>
...............................................................................................................................................
<taxonomicName id="DCE64D4E39704E6AA8D6850F2FEAFEBB" ID-CoL="6R84B" authority="Brandao" authorityName="Brandao" box="[1174,1429,280,303]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="6" pageNumber="41" phylum="Arthropoda" rank="species" species="mondabora">
<emphasis id="2992EADF39704E6AA8D6850F2F4BFEBB" box="[1174,1332,280,303]" italics="true" pageId="6" pageNumber="41">M. mondabora</emphasis>
Brandão
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="1B5936CD39704E6AACD7852F2FE2FE3B" blockId="6.[151,1437,152,431]" pageId="6" pageNumber="41">
<keyLead id="A01795F839704E6AACD7852F2FE2FE3B" pageId="6" pageNumber="41">
- Scape relatively short (SI &lt;114); juncture of dorsal and posterior face of propodeum moderately depressed, flat to slightly concave (
<figureCitation id="83DD2A4839704E6AADC3854F2BBBFEFB" box="[387,452,344,367]" captionStart="FIGURE 6" captionStartId="6.[151,244,752,773]" captionTargetBox="[186,1401,471,732]" captionTargetId="figure@6.[182,1404,467,738]" captionTargetPageId="6" captionText="FIGURE 6. Contrasting propodeal shape and occipital carina of (A) mondabora and (B) mondaboroides." httpUri="https://zenodo.org/record/199870/files/figure.png" pageId="6" pageNumber="41">Fig. 6</figureCitation>
B); occipital carina relatively less developed (
<figureCitation id="83DD2A4839704E6AAFEB854F2993FEFB" box="[939,1004,344,367]" captionStart="FIGURE 6" captionStartId="6.[151,244,752,773]" captionTargetBox="[186,1401,471,732]" captionTargetId="figure@6.[182,1404,467,738]" captionTargetPageId="6" captionText="FIGURE 6. Contrasting propodeal shape and occipital carina of (A) mondabora and (B) mondaboroides." httpUri="https://zenodo.org/record/199870/files/figure.png" pageId="6" pageNumber="41">Fig. 6</figureCitation>
B); basal tooth on mandible smaller than more distal teeth, such that the basal and masticatory margin have a more rounded juncture.
<collectingCountry id="63F1765D39704E6AA8DA856F2F71FE1B" box="[1178,1294,376,399]" name="Costa Rica" pageId="6" pageNumber="41">Costa Rica</collectingCountry>
and
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, possibly further south into
<collectingCountry id="63F1765D39704E6AADA6858F283FFE3B" box="[486,576,408,431]" name="Ecuador" pageId="6" pageNumber="41">Ecuador</collectingCountry>
,
<collectingCountry id="63F1765D39704E6AAE0B858F28F3FE3B" box="[587,652,408,431]" name="Brazil" pageId="6" pageNumber="41">Brazil</collectingCountry>
................................................................
<taxonomicName id="DCE64D4E39704E6AA80A858F2F6DFE3B" box="[1098,1298,408,431]" class="Insecta" family="Formicidae" genus="Megalomyrmex" kingdom="Animalia" order="Hymenoptera" pageId="6" pageNumber="41" phylum="Arthropoda" rank="species" species="mondaboroides" status="sp. nov.">
<emphasis id="2992EADF39704E6AA80A858F2F6DFE3B" box="[1098,1298,408,431]" italics="true" pageId="6" pageNumber="41">M. mondaboroides</emphasis>
</taxonomicName>
<taxonomicNameLabel id="32A157A439704E6AA95985802FE2FE3B" box="[1305,1437,407,431]" pageId="6" pageNumber="41" rank="species">
<emphasis id="2992EADF39704E6AA95985802FE2FE3B" bold="true" box="[1305,1437,407,431]" pageId="6" pageNumber="41">new species</emphasis>
</taxonomicNameLabel>
</keyLead>
</paragraph>
</keyStep>
</subSubSection>
</treatment>
</document>