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<document id="D1A51CE92AB4A638AFEB6E0A11028EB5" ID-DOI="10.1649/0010-065X(2005)059[0091:LDOESO]2.0.CO;2" ID-Zenodo-Dep="10104898" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630171519151" checkinUser="tatiana" docAuthor="Ratcliffe, Brett C. &amp; Morón, Miguel-Angel" docDate="2005" docId="03ED726E8A1F3B15F20FFB69B828FE0F" docLanguage="en" docName="0010-065X_2005_059_0091_LDOESO_2.0.CO_2.pdf.imf" docOrigin="The Coleopterists Bulletin 59 (1)" docSource="http://dx.doi.org/10.1649/0010-065x(2005)059[0091:ldoeso]2.0.co;2" docStyle="DocumentStyle:8F272F586C426DAD54565EB2271A6C17.2:TheColeopBull.2000-2002.journal_article.1cover" docStyleId="8F272F586C426DAD54565EB2271A6C17" docStyleName="TheColeopBull.2000-2002.journal_article.1cover" docStyleVersion="2" docTitle="Megasoma cedrosa Hardy 1972" docType="treatment" docVersion="3" lastPageNumber="110" masterDocId="FFD40A168A103B06F37CFF9DB947FF9E" masterDocTitle="Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology" masterLastPageNumber="126" masterPageNumber="91" pageNumber="106" updateTime="1699631449810" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="6270AD7D270847912778AD6470F9EA90">Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology</mods:title>
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<mods:namePart id="3C7FA143B4308A2EEF0B6AD04DB02B43">Ratcliffe, Brett C.</mods:namePart>
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<mods:namePart id="166820DA465AFAFAF9452C5BE9D9CB8C">Morón, Miguel-Angel</mods:namePart>
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<mods:title id="2FDD2874313152C85DC4A2ABC26589D6">The Coleopterists Bulletin</mods:title>
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<mods:date id="3E03EF7249D85EF0200C7FA5E81B6DAA">2005</mods:date>
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<mods:number id="85628FC00C9CB37DEEEAEC22E410ED42">2005-03-31</mods:number>
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<treatment id="03ED726E8A1F3B15F20FFB69B828FE0F" LSID="urn:lsid:plazi:treatment:03ED726E8A1F3B15F20FFB69B828FE0F" httpUri="http://treatment.plazi.org/id/03ED726E8A1F3B15F20FFB69B828FE0F" lastPageId="19" lastPageNumber="110" pageId="15" pageNumber="106">
<subSubSection id="C35E90F38A1F3B09F20FFB69BB33FABD" pageId="15" pageNumber="106" type="nomenclature">
<paragraph id="8BFBC3788A1F3B09F20FFB69BB33FABD" blockId="15.[371,754,1268,1315]" pageId="15" pageNumber="106">
<emphasis id="B9301F6A8A1F3B09F20FFB69BBB5FA97" bold="true" box="[371,754,1268,1289]" pageId="15" pageNumber="106">
<taxonomicName id="4C44B8FB8A1F3B09F20FFB69BB39FA97" authority="Hardy" authorityName="Hardy" authorityYear="1972" box="[371,638,1268,1289]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="15" pageNumber="106" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A1F3B09F20FFB69BB75FA97" bold="true" box="[371,562,1268,1289]" italics="true" pageId="15" pageNumber="106">Megasoma cedrosa</emphasis>
Hardy
</taxonomicName>
, 3rd instar
</emphasis>
(
<figureCitation id="137FDFFD8A1F3B09F284FA93BB2BFABD" box="[504,620,1294,1315]" captionStart-0="Figs" captionStart-1="Fig" captionStartId-0="16.[197,236,1240,1259]" captionStartId-1="17.[169,200,891,910]" captionTargetBox-0="[175,1007,194,1219]" captionTargetBox-1="[148,980,194,870]" captionTargetId-0="figure-89@16.[175,1007,194,1219]" captionTargetId-1="figure-381@17.[148,980,194,870]" captionTargetPageId-0="16" captionTargetPageId-1="17" captionText-0="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." captionText-1="Fig. 66. Megasoma cedrosa on branch of Acacia sp. Photo by David Russell." figureDoi-0="http://doi.org/10.5281/zenodo.10104922" figureDoi-1="http://doi.org/10.5281/zenodo.10104924" httpUri-0="https://zenodo.org/record/10104922/files/figure.png" httpUri-1="https://zenodo.org/record/10104924/files/figure.png" pageId="15" pageNumber="106">Figs. 5566</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C35E90F38A1F3B14F3D0FAABB858FB0A" lastPageId="18" lastPageNumber="109" pageId="15" pageNumber="106" type="description">
<paragraph id="8BFBC3788A1F3B09F3D0FAABBA4CFA05" blockId="15.[148,977,1334,1435]" pageId="15" pageNumber="106">
Description based on two third instar larvae reared from eggs laid by females collected in
<collectingCountry id="F35383E88A1F3B09F272FACCB81DFAF8" box="[270,346,1361,1382]" name="Mexico" pageId="15" pageNumber="106">México</collectingCountry>
:
<collectingRegion id="49800D9A8A1F3B09F21AFACCB8BAFAF8" box="[358,509,1361,1382]" country="Mexico" name="Baja California" pageId="15" pageNumber="106">Baja California</collectingRegion>
, Hwy 1, 1 km N Rancho El Progreso, vicinity Hwy marker 115,
<date id="FFFAE5B88A1F3B09F234FAF6B88DFA1E" box="[328,458,1387,1408]" pageId="15" pageNumber="106" value="1998-08-21">21-VIII-1998</date>
, R. A. Cunningham and J. D. Bever collectors; eggs laid
<date id="FFFAE5B88A1F3B09F3C3FA1BB822FA05" box="[191,357,1414,1435]" pageId="15" pageNumber="106" value="1998-08-22" valueMax="1998-08-26" valueMin="1998-08-22">2226-VIII-1998</date>
; larvae fixed
<date id="FFFAE5B88A1F3B09F296FA1BBB26FA05" box="[490,609,1414,1435]" pageId="15" pageNumber="106" value="1999-07-22">22-VII-1999</date>
(UNSM, IEXA).
</paragraph>
<paragraph id="8BFBC3788A1F3B17F3D5FA32BA4DFF0D" blockId="15.[148,978,1455,1570]" lastBlockId="17.[347,778,128,147]" lastPageId="17" lastPageNumber="108" pageId="15" pageNumber="106">
<emphasis id="B9301F6A8A1F3B09F3D5FA32B850FA5C" bold="true" box="[169,279,1455,1474]" pageId="15" pageNumber="106">Description.</emphasis>
<emphasis id="B9301F6A8A1F3B09F25EFA2DB811FA5D" box="[290,342,1456,1475]" italics="true" pageId="15" pageNumber="106">Head.</emphasis>
Maximum width of head capsule
<quantity id="4CBC6E9D8A1F3B09F10BFA2DBBFDFA5D" box="[631,698,1456,1475]" metricMagnitude="-3" metricUnit="m" metricValue="7.3" pageId="15" pageNumber="106" unit="mm" value="7.3">7.3 mm</quantity>
. Surface of cranium dark brown, densely punctate, punctures deep. Frons irregularly punctate (
<figureCitation id="137FDFFD8A1F3B09F1E4FA5ABB91FA44" box="[664,726,1479,1498]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="15" pageNumber="106">Fig. 55</figureCitation>
), each side with 34 posterior frontal setae, 1011 anterior frontal setae, 24 exterior frontal setae, and 3 anterior angle frontal setae; remaining cranial surface with 1 row of 710 setae near dorsoepicranial suture, 1016 epicranial setae, and no paraocellar setae on each side. Clypeus trapezoidal, with 2 lateral setae on each side, 56 discal setae and no posterior clypeal setae. Labrum slightly asymmetrical, rounded at sides, with row of 2024 anterior labral setae, vaguely interrupted at middle, 810 posterior setae, 2 central setae, and 4 lateral setae on each side. Ocelli not apparent. Epipharynx (
<figureCitation id="137FDFFD8A003B16F037FA5ABACEFA44" box="[843,905,1479,1498]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="16" pageNumber="107">Fig. 56</figureCitation>
) with fused zygum and epizygum forming moderately raised, longitudinal, sclerotized tubercle on haptomerum; heli and plegmatia absent; right chaetoparia with mixture of 6470 spine-like setae and 2430 sensillae; left chaetoparia with mixture of 90 spine-like setae and 58 sensillae; acroparia with 14 108 THE COLEOPTERISTS BULLETIN 59(1), 2005
</paragraph>
<caption id="DF3B93F08A003B16F3B9FB45BB6BFAFD" ID-DOI="http://doi.org/10.5281/zenodo.10104922" ID-Zenodo-Dep="10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="16" pageNumber="107" startId="16.[197,236,1240,1259]" targetBox="[175,1007,194,1219]" targetPageId="16">
<paragraph id="8BFBC3788A003B16F3B9FB45BB6BFAFD" blockId="16.[175,1005,1240,1380]" pageId="16" pageNumber="107">
<emphasis id="B9301F6A8A003B16F3B9FB45B877FB75" bold="true" box="[197,304,1240,1259]" pageId="16" pageNumber="107">Figs. 5565.</emphasis>
<taxonomicName id="4C44B8FB8A003B16F239FB44B8ADFB72" authorityName="Hardy" authorityYear="1972" box="[325,490,1241,1260]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="107" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A003B16F239FB44B8ADFB72" box="[325,490,1241,1260]" italics="true" pageId="16" pageNumber="107">Megasoma cedrosa</emphasis>
</taxonomicName>
, third instar.
<emphasis id="B9301F6A8A003B16F126FB45BB30FB75" bold="true" box="[602,631,1240,1259]" pageId="16" pageNumber="107">55)</emphasis>
Head, frontal view;
<emphasis id="B9301F6A8A003B16F058FB45BA06FB75" bold="true" box="[804,833,1240,1259]" pageId="16" pageNumber="107">56)</emphasis>
epipharynx;
<emphasis id="B9301F6A8A003B16F0CCFB45BAABFB75" bold="true" box="[944,1004,1240,1259]" pageId="16" pageNumber="107">5758)</emphasis>
mandibles, ventral view,
<emphasis id="B9301F6A8A003B16F2F5FB6DB8E2FA9D" bold="true" box="[393,421,1264,1283]" pageId="16" pageNumber="107">57)</emphasis>
right and
<emphasis id="B9301F6A8A003B16F17DFB6DBB5AFA9D" bold="true" box="[513,541,1264,1283]" pageId="16" pageNumber="107">58)</emphasis>
left;
<emphasis id="B9301F6A8A003B16F131FB6DBB2EFA9D" bold="true" box="[589,617,1264,1283]" pageId="16" pageNumber="107">59)</emphasis>
detail of maxillary stridulatory area;
<emphasis id="B9301F6A8A003B16F0D1FB6DBA8EFA9D" bold="true" box="[941,969,1264,1283]" pageId="16" pageNumber="107">60)</emphasis>
left maxilla, ventral view;
<emphasis id="B9301F6A8A003B16F212FA95B8CCFA85" bold="true" box="[366,395,1288,1307]" pageId="16" pageNumber="107">61)</emphasis>
distal segment of antenna, dorsal view;
<emphasis id="B9301F6A8A003B16F19FFA95BA58FA85" bold="true" box="[739,799,1288,1307]" pageId="16" pageNumber="107">6263)</emphasis>
second right abdominal spiracle,
<emphasis id="B9301F6A8A003B16F380FABDB85EFAAD" bold="true" box="[252,281,1312,1331]" pageId="16" pageNumber="107">62)</emphasis>
anterolateral view and
<emphasis id="B9301F6A8A003B16F29FFABDB8B8FAAD" bold="true" box="[483,511,1312,1331]" pageId="16" pageNumber="107">63)</emphasis>
lateral view;
<emphasis id="B9301F6A8A003B16F10AFABDBBD5FAAD" bold="true" box="[630,658,1312,1331]" pageId="16" pageNumber="107">64)</emphasis>
left posterior tarsal claw, external view;
<emphasis id="B9301F6A8A003B16F3D3FAA5B98BFAD5" bold="true" box="[175,204,1336,1355]" pageId="16" pageNumber="107">65)</emphasis>
last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar
<emphasis id="B9301F6A8A003B16F033FAAABA18FAD2" bold="true" box="[847,863,1335,1356]" italics="true" pageId="16" pageNumber="107">¼</emphasis>
1 mm. Figs. 59, 6164, bar
<emphasis id="B9301F6A8A003B16F26CFAD2B867FAFA" bold="true" box="[272,288,1359,1380]" italics="true" pageId="16" pageNumber="107">¼</emphasis>
0.5 mm. Fig. 65, bar
<emphasis id="B9301F6A8A003B16F2A2FAD2B8A9FAFA" bold="true" box="[478,494,1359,1380]" italics="true" pageId="16" pageNumber="107">¼</emphasis>
5 mm.
</paragraph>
</caption>
<caption id="DF3B93F08A013B17F3D5FCE6BA1EFC10" ID-DOI="http://doi.org/10.5281/zenodo.10104924" ID-Zenodo-Dep="10104924" box="[169,857,891,910]" httpUri="https://zenodo.org/record/10104924/files/figure.png" pageId="17" pageNumber="108" startId="17.[169,200,891,910]" targetBox="[148,980,194,870]" targetPageId="17">
<paragraph id="8BFBC3788A013B17F3D5FCE6BA1EFC10" blockId="17.[169,857,891,910]" box="[169,857,891,910]" pageId="17" pageNumber="108">
<emphasis id="B9301F6A8A013B17F3D5FCE6B9AAFC10" bold="true" box="[169,237,891,910]" pageId="17" pageNumber="108">Fig. 66.</emphasis>
<taxonomicName id="4C44B8FB8A013B17F27FFCE6B8EEFC10" authorityName="Hardy" authorityYear="1972" box="[259,425,891,910]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="17" pageNumber="108" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A013B17F27FFCE6B8EEFC10" box="[259,425,891,910]" italics="true" pageId="17" pageNumber="108">Megasoma cedrosa</emphasis>
</taxonomicName>
on branch of
<taxonomicName id="4C44B8FB8A013B17F159FCE6BBC7FC10" box="[549,640,891,910]" class="Magnoliopsida" family="Fabaceae" genus="Acacia" kingdom="Plantae" order="Fabales" pageId="17" pageNumber="108" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="B9301F6A8A013B17F159FCE6BB18FC10" box="[549,607,891,910]" italics="true" pageId="17" pageNumber="108">Acacia</emphasis>
sp.
</taxonomicName>
Photo by David Russell.
</paragraph>
</caption>
<paragraph id="8BFBC3788A013B14F3E8FC24BAABFF73" blockId="17.[148,978,953,1570]" lastBlockId="18.[175,1005,194,237]" lastPageId="18" lastPageNumber="109" pageId="17" pageNumber="108">
16 straight, medium sized, thick setae on right side and 1112 straight, short, thick setae on left side; right acanthoparia with 10 short, curved, spine-like setae; left acanthoparia with 1314 short, curved, spine-like setae; pedium wide, epitorma poorly defined; dexiotorma narrowed toward acute inner side; laeotorma short, with narrowed inner side and widely rounded pternotorma; dexiophoba not apparent; laeophoba between haptolachus and inner side of laeotorma not apparent; sclerotized plate on right nesium irregularly shaped; sense cone on left nesium represented by large, longitudinal, well-sclerotized plate with rounded anterior side and sinuated posterior side; crepis not defined. Scissorial area of right mandible (
<figureCitation id="137FDFFD8A013B17F281FBFCBB7CFBEA" box="[509,571,1121,1140]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="17" pageNumber="108">Fig. 57</figureCitation>
) slightly abraded, with 2 scissorial teeth clearly separated by notches, 2 vaguely defined, rounded teeth, and 1 basal, rounded tooth; molar area with 3 poorly defined lobes, calx prominent, brustia sparse. Scissorial area of left mandible (
<figureCitation id="137FDFFD8A013B17F0F7FB0CBA8CFB3A" box="[907,971,1169,1188]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="17" pageNumber="108">Fig. 58</figureCitation>
) slightly abraded, with 2 scissorial teeth clearly separated by notches, 1 scarcely defined tooth, and 1 basal, wide, rounded tooth; molar area with 2 wide lobes, brustia sparse and acia short with rounded apex. Stridulatory area of each mandible well-marked by about 2226 fine striae. Mala (
<figureCitation id="137FDFFD8A013B17F0F0FB45BA8CFB75" box="[908,971,1240,1259]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="17" pageNumber="108">Fig. 60</figureCitation>
) with apical uncus of galea well-developed and 3 conical unci fused at their bases at apex of lacinia; maxillary stridulatory area (
<figureCitation id="137FDFFD8A013B17F2F7FA95B88BFA85" box="[395,460,1288,1307]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="17" pageNumber="108">Fig. 59</figureCitation>
) with 5 small, rounded teeth, and wide, truncate anterior process. Labium with numerous, long, strong setae located on sides and short, spine-like setae at middle and proximal border; hypopharynx with right anterior lateral process of hypopharyngeal sclerome strongly developed, raised and curved, heavily sclerotized; left hypopharyngeal lateral lobe with patch of 22 posterolateral, short setae and 1 line of 10 slender setae. Last antennal segment on dorsal surface (
<figureCitation id="137FDFFD8A013B17F24FFA1DB835FA0D" box="[307,370,1408,1427]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="17" pageNumber="108">Fig. 61</figureCitation>
) with 4 sensory spots; ventral surface with 5 spots.
<emphasis id="B9301F6A8A013B17F049FA1DBA35FA0D" box="[821,882,1408,1427]" italics="true" pageId="17" pageNumber="108">Thorax</emphasis>
. Pronotum with wide, irregularly shaped, yellowish, lateral scleromes and about 80 long, slender setae near anterior border, setae not arranged in definite rows; spine-like, short setae absent. Mesonotum with 3 transverse groups of 3264 long, slender setae; spine-like, short setae absent. Metanotum with 4 transverse groups of 3872 long, slender setae, setae not arranged in rows. Thoracic spiracles
<quantity id="4CBC6E9D8A013B17F0D0FA42B9F2F994" metricMagnitude="-4" metricUnit="m" metricValue="6.5" pageId="17" pageNumber="108" unit="mm" value="0.65">0.65 mm</quantity>
long and
<quantity id="4CBC6E9D8A013B17F277FA6AB810F994" box="[267,343,1527,1546]" metricMagnitude="-4" metricUnit="m" metricValue="8.5" pageId="17" pageNumber="108" unit="mm" value="0.85">0.85 mm</quantity>
wide; lobes of respiratory plate separated by distance slightly shorter than dorsoventral diameter of bulla, directed posteriorly. Spiracular bulla rounded, convex, irregular, scarcely prominent. Tarsal claws (
<figureCitation id="137FDFFD8A023B14F2A6FF5FBB5CFF4B" box="[474,539,194,213]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="18" pageNumber="109">Fig. 64</figureCitation>
) similar on all legs, with acute apex, each bearing 2 internal, long, thick, basal setae and 2 external, long, thick preapical setae.
<emphasis id="B9301F6A8A023B14F038FF47BAD3FF73" box="[836,916,218,237]" italics="true" pageId="18" pageNumber="109">Abdomen</emphasis>
. Dorsa of
</paragraph>
<paragraph id="8BFBC3788A023B14F3D3FF6FBB6AFD02" blockId="18.[175,1006,242,668]" pageId="18" pageNumber="109">
segments I and II with vaguely defined, transverse rows of 2024 long, slender setae, spine-like, short setae absent. Dorsa of segments IIIVI each with mixture of 8595 long setae and 7090 spine-like, short setae. Dorsa of segments VIIIX with about 75 long, slender setae and 70 short, spine-like setae, progressively spaced toward posterior borders of each segment. Dorsum of segment X with spine-like setae on anterior half and mixture of 4042 long, slender setae and about 80 short, spine-like setae on posterior half. Venter of abdominal segments III each with 4 rows of 2530 long, slender setae, and 2 rows of 2024 medium sized slender setae; venter of segments III V each with 1 row of 15 long, slender setae, and 2 rows of 1520 medium sized, slender setae; venter of segments VIVIII each with 5054 long and medium sized, slender setae on each side; venter of segment IX with 50 long and medium sized, slender setae on each side. Raster without pallidia and septula (
<figureCitation id="137FDFFD8A023B14F21EFE7CB8E6FE6A" box="[354,417,481,500]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="18" pageNumber="109">Fig. 65</figureCitation>
), with 1214 long, slender setae on campus, teges formed by 2024 medium sized, slender setae; cuticle slightly rugose. Barbula formed by 2025 long, slender setae. Lower anal lip with about 120 mixed long and short, slender setae. Upper anal lip with more than 100 mixed short and long, slender setae, mainly on sides. Spiracles of segments IVIII progressively shorter (0.7
<quantity id="4CBC6E9D8A023B14F2E9FDDCB89FFDCA" box="[405,472,577,596]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="18" pageNumber="109" unit="mm" value="0.5">0.5 mm</quantity>
long; 0.9
<quantity id="4CBC6E9D8A023B14F14BFDDCBB3DFDCA" box="[567,634,577,596]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="18" pageNumber="109" unit="mm" value="0.6">0.6 mm</quantity>
wide); lobes of respiratory plate separated (
<figureCitation id="137FDFFD8A023B14F3CAFDC4B9BCFDF2" box="[182,251,601,620]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="18" pageNumber="109">Fig. 63</figureCitation>
), directed anteriorly. Spiracular bulla slightly convex, irregularly rounded, weakly prominent (
<figureCitation id="137FDFFD8A023B14F26EFDECB815FD1A" box="[274,338,625,644]" captionStart="Figs" captionStartId="16.[197,236,1240,1259]" captionTargetBox="[175,1007,194,1219]" captionTargetId="figure-89@16.[175,1007,194,1219]" captionTargetPageId="16" captionText="Figs. 5565. Megasoma cedrosa, third instar. 55) Head, frontal view; 56) epipharynx; 5758) mandibles, ventral view, 57) right and 58) left; 59) detail of maxillary stridulatory area; 60) left maxilla, ventral view; 61) distal segment of antenna, dorsal view; 6263) second right abdominal spiracle, 62) anterolateral view and 63) lateral view; 64) left posterior tarsal claw, external view; 65) last abdominal segment, ventral view with raster. Figs. 5558, 60, 65, bar ¼ 1 mm. Figs. 59, 6164, bar ¼ 0.5 mm. Fig. 65, bar ¼ 5 mm." figureDoi="http://doi.org/10.5281/zenodo.10104922" httpUri="https://zenodo.org/record/10104922/files/figure.png" pageId="18" pageNumber="109">Fig. 62</figureCitation>
); respiratory plate with about 32 irregularly shaped holes across any diameter. Approximate dorsal body length
<quantity id="4CBC6E9D8A023B14F2B6FD14BB6FFD02" box="[458,552,649,668]" metricMagnitude="-2" metricUnit="m" metricValue="6.6" metricValueMax="6.7" metricValueMin="6.5" pageId="18" pageNumber="109" unit="mm" value="66.0" valueMax="67.0" valueMin="65.0">6567 mm</quantity>
.
</paragraph>
<paragraph id="8BFBC3788A023B14F3BBFD26BB7FFC9B" blockId="18.[175,1005,699,1570]" pageId="18" pageNumber="109">
<emphasis id="B9301F6A8A023B14F3BBFD26B8E5FD4E" bold="true" box="[199,418,699,720]" pageId="18" pageNumber="109">Second-instar Larva.</emphasis>
<materialsCitation id="3B2CC9258A023B14F2D3FD26BB72FC9B" collectingDate="2002-08-22" collectionCode="IEXA" collectorName="de Arriba &amp; G. Nogueira" country="Mexico" location="Rosario de Arriba" municipality="Based" pageId="18" pageNumber="109" specimenCount="1" stateProvince="Baja California">
<collectingMunicipality id="6B9F59028A023B14F2D3FD26B8AEFD4E" box="[431,489,699,720]" pageId="18" pageNumber="109">Based</collectingMunicipality>
on one second-instar larva reared from egg laid by female collected in
<collectingCountry id="F35383E88A023B14F206FD4BB881FD75" box="[378,454,726,747]" name="Mexico" pageId="18" pageNumber="109">México</collectingCountry>
:
<collectingRegion id="49800D9A8A023B14F2A9FD4BBB29FD75" box="[469,622,726,747]" country="Mexico" name="Baja California" pageId="18" pageNumber="109">Baja California</collectingRegion>
,
<location id="8E9B95A38A023B14F101FD4BBA72FD75" LSID="urn:lsid:plazi:treatment:03ED726E8A1F3B15F20FFB69B828FE0F:8E9B95A38A023B14F101FD4BBA72FD75" box="[637,821,726,747]" country="Mexico" municipality="Based" name="Rosario de Arriba" pageId="18" pageNumber="109" stateProvince="Baja California">
Rosario
<collectorName id="26B1A6AE8A023B14F1AEFD4BBA72FD75" box="[722,821,726,747]" pageId="18" pageNumber="109">de Arriba</collectorName>
</location>
,
<date id="FFFAE5B88A023B14F038FD4BBA81FD75" box="[836,966,726,747]" pageId="18" pageNumber="109" value="2002-08-22">
<collectingDate id="EFBE1C508A023B14F038FD4BBA81FD75" box="[836,966,726,747]" pageId="18" pageNumber="109" value="2002-08-22">22-VIII-2002</collectingDate>
</date>
,
<collectorName id="26B1A6AE8A023B14F0A9FD4BB84DFC9B" pageId="18" pageNumber="109">G. Nogueira</collectorName>
, fixed at 190 days age (
<collectionCode id="ED555BBD8A023B14F28CFD6DBB69FC9B" box="[496,558,752,773]" pageId="18" pageNumber="109">IEXA</collectionCode>
)
</materialsCitation>
.
</paragraph>
<paragraph id="8BFBC3788A023B14F3BBFC96B833FC3B" blockId="18.[175,1005,699,1570]" pageId="18" pageNumber="109">
<emphasis id="B9301F6A8A023B14F3BBFC96B804FCBE" bold="true" box="[199,323,779,800]" pageId="18" pageNumber="109">Description.</emphasis>
Similar to third-instar larva except as follows: maximum width of head capsule
<quantity id="4CBC6E9D8A023B14F381FCBBB80DFCA5" box="[253,330,806,827]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" pageId="18" pageNumber="109" unit="mm" value="4.5">4.5 mm</quantity>
. Last antennal segment with 4 dorsal sensory spots. Dorsal and lateral vestiture of thoracic and abdominal segments with distinctive, long, slender setae. Prothoracic spiracles
<quantity id="4CBC6E9D8A023B14F2F5FCC6B8A2FCEE" box="[393,485,859,880]" metricMagnitude="-4" metricUnit="m" metricValue="3.5" pageId="18" pageNumber="109" unit="mm" value="0.35">0.35 mm</quantity>
wide,
<quantity id="4CBC6E9D8A023B14F14FFCC6BBC8FCEE" box="[563,655,859,880]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" pageId="18" pageNumber="109" unit="mm" value="0.2">0.20 mm</quantity>
long. Abdominal spiracles IVIII progressively shorter (0.28
<quantity id="4CBC6E9D8A023B14F2C2FCE8BB52FC14" box="[446,533,885,906]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" pageId="18" pageNumber="109" unit="mm" value="0.25">0.25 mm</quantity>
wide, 0.22
<quantity id="4CBC6E9D8A023B14F1F3FCE8BBA2FC14" box="[655,741,885,906]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" pageId="18" pageNumber="109" unit="mm" value="0.2">0.20 mm</quantity>
long). Approximate dorsal body length
<quantity id="4CBC6E9D8A023B14F255FC0DB837FC3B" box="[297,368,912,933]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="18" pageNumber="109" unit="mm" value="50.0">50 mm</quantity>
.
</paragraph>
<paragraph id="8BFBC3788A023B14F3BBFC37B880FC6A" blockId="18.[175,1005,699,1570]" pageId="18" pageNumber="109">
<emphasis id="B9301F6A8A023B14F3BBFC37B8CEFC21" bold="true" box="[199,393,938,959]" pageId="18" pageNumber="109">First-instar Larva.</emphasis>
<materialsCitation id="3B2CC9258A023B14F2E9FC37B884FC6A" collectingDate="2002-08-22" collectionCode="IEXA" collectorName="de Arriba &amp; G. Nogueira" country="Mexico" location="Rosario de Arriba" municipality="Based" pageId="18" pageNumber="109" specimenCount="1" stateProvince="Baja California">
<collectingMunicipality id="6B9F59028A023B14F2E9FC37B888FC21" box="[405,463,938,959]" pageId="18" pageNumber="109">Based</collectingMunicipality>
on two first-instar larva reared from egg laid by female collected in
<collectingCountry id="F35383E88A023B14F254FC58B833FC44" box="[296,372,965,986]" name="Mexico" pageId="18" pageNumber="109">México</collectingCountry>
:
<collectingRegion id="49800D9A8A023B14F2FCFC58BB51FC44" box="[384,534,965,986]" country="Mexico" name="Baja California" pageId="18" pageNumber="109">Baja California</collectingRegion>
,
<location id="8E9B95A38A023B14F15EFC58BB93FC44" LSID="urn:lsid:plazi:treatment:03ED726E8A1F3B15F20FFB69B828FE0F:8E9B95A38A023B14F15EFC58BB93FC44" box="[546,724,965,986]" country="Mexico" municipality="Based" name="Rosario de Arriba" pageId="18" pageNumber="109" stateProvince="Baja California">
Rosario
<collectorName id="26B1A6AE8A023B14F109FC58BB93FC44" box="[629,724,965,986]" pageId="18" pageNumber="109">de Arriba</collectorName>
</location>
,
<date id="FFFAE5B88A023B14F19CFC58BA25FC44" box="[736,866,965,986]" pageId="18" pageNumber="109" value="2002-08-22">
<collectingDate id="EFBE1C508A023B14F19CFC58BA25FC44" box="[736,866,965,986]" pageId="18" pageNumber="109" value="2002-08-22">22-VIII-2002</collectingDate>
</date>
,
<collectorName id="26B1A6AE8A023B14F012FC58BAAEFC44" box="[878,1001,965,986]" pageId="18" pageNumber="109">G. Nogueira</collectorName>
, fixed at 19 days age (
<collectionCode id="ED555BBD8A023B14F203FC42B8FAFC6A" box="[383,445,991,1012]" pageId="18" pageNumber="109">IEXA</collectionCode>
)
</materialsCitation>
.
</paragraph>
<paragraph id="8BFBC3788A023B14F3BBFC67B858FB0A" blockId="18.[175,1005,699,1570]" pageId="18" pageNumber="109">
<emphasis id="B9301F6A8A023B14F3BBFC67B804FB91" bold="true" box="[199,323,1018,1039]" pageId="18" pageNumber="109">Description.</emphasis>
Similar to second-instar larva except as follows: maximum width of head capsule
<quantity id="4CBC6E9D8A023B14F24AFB88B8E8FBB4" box="[310,431,1045,1066]" metricMagnitude="-3" metricUnit="m" metricValue="2.75" metricValueMax="2.8" metricValueMin="2.7" pageId="18" pageNumber="109" unit="mm" value="2.75" valueMax="2.8" valueMin="2.7">2.72.8 mm</quantity>
. Sclerotized plates on sides of pronotum absent. Eclosion spine on each side of metanotum small, conical. Thoracic spiracles
<quantity id="4CBC6E9D8A023B14F052FBB2BAC4FBDA" box="[814,899,1071,1092]" metricMagnitude="-4" metricUnit="m" metricValue="1.4" pageId="18" pageNumber="109" unit="mm" value="0.14">0.14 mm</quantity>
wide,
<quantity id="4CBC6E9D8A023B14F0BEFBB2B993FBC1" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="18" pageNumber="109" unit="mm" value="0.1">0.10 mm</quantity>
long. Abdominal spiracles kidney-shaped, without definite bulla; spiracles IVIII progressively shorter (
<quantity id="4CBC6E9D8A023B14F2F8FBF9B89CFBE7" box="[388,475,1124,1145]" metricMagnitude="-4" metricUnit="m" metricValue="1.4" pageId="18" pageNumber="109" unit="mm" value="0.14">0.14 mm</quantity>
wide,
<quantity id="4CBC6E9D8A023B14F160FBF9BB36FBE7" box="[540,625,1124,1145]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="18" pageNumber="109" unit="mm" value="0.1">0.10 mm</quantity>
long). Approximate dorsal body length
<quantity id="4CBC6E9D8A023B14F3D3FBE2B85CFB0A" box="[175,283,1151,1172]" metricMagnitude="-2" metricUnit="m" metricValue="1.45" metricValueMax="1.5" metricValueMin="1.4" pageId="18" pageNumber="109" unit="mm" value="14.5" valueMax="15.0" valueMin="14.0">1415 mm</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="C35E90F38A023B14F3BBFB04B880FA4D" pageId="18" pageNumber="109" type="discussion">
<paragraph id="8BFBC3788A023B14F3BBFB04B880FA4D" blockId="18.[175,1005,699,1570]" pageId="18" pageNumber="109">
<emphasis id="B9301F6A8A023B14F3BBFB04B86DFB30" bold="true" box="[199,298,1177,1198]" pageId="18" pageNumber="109">Remarks.</emphasis>
Larvae of
<taxonomicName id="4C44B8FB8A023B14F2D5FB07BB5AFB31" authorityName="Hardy" authorityYear="1972" box="[425,541,1178,1199]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A023B14F2D5FB07BB5AFB31" box="[425,541,1178,1199]" italics="true" pageId="18" pageNumber="109">M. cedrosa</emphasis>
</taxonomicName>
share similar characters with the larvae of
<taxonomicName id="4C44B8FB8A023B14F3D3FB29B858FB57" box="[175,287,1204,1225]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="thersites">
<emphasis id="B9301F6A8A023B14F3D3FB29B858FB57" box="[175,287,1204,1225]" italics="true" pageId="18" pageNumber="109">M. thersites</emphasis>
</taxonomicName>
and
<taxonomicName id="4C44B8FB8A023B14F231FB29B8F3FB57" baseAuthorityName="Fabricius" baseAuthorityYear="1775" box="[333,436,1204,1225]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="elephas">
<emphasis id="B9301F6A8A023B14F231FB29B8F3FB57" box="[333,436,1204,1225]" italics="true" pageId="18" pageNumber="109">M. elephas</emphasis>
</taxonomicName>
: 34 posterior frontal setae, 2 setae on each side of clypeus, 710 setae on posterior border of labrum, and bulla rounded and slightly prominent.
<taxonomicName id="4C44B8FB8A023B14F3D3FB74B82DFB60" authorityName="Hardy" authorityYear="1972" box="[175,362,1257,1278]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A023B14F3D3FB74B82DFB60" box="[175,362,1257,1278]" italics="true" pageId="18" pageNumber="109">Megasoma cedrosa</emphasis>
</taxonomicName>
may be distinguished by the presence of 10 frontal setae, reduced number of epicranial setae (1016 on each side), right chaetoparia with 6470 setae, 5 maxillary stridulatory teeth, last antennal segment with 4 dorsal sensory spots, dorsa of abdominal segments I and II without spine-like setae, and 1214 setae on the campus. The increased number of frontal and epicranial setae, 8 maxillary stridulatory teeth, dorsum of abdominal segment II with short, spine-like setae, spiracles of abdominal segments progressively larger toward segment VIII, lobes of respiratory plate of spiracles contiguous, and increased head and body size will distinguish the larvae of
<taxonomicName id="4C44B8FB8A023B14F3D3FA23B85FFA4D" baseAuthorityName="Fabricius" baseAuthorityYear="1775" box="[175,280,1470,1491]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="elephas">
<emphasis id="B9301F6A8A023B14F3D3FA23B85FFA4D" box="[175,280,1470,1491]" italics="true" pageId="18" pageNumber="109">M. elephas</emphasis>
</taxonomicName>
from
<taxonomicName id="4C44B8FB8A023B14F229FA23B886FA4D" authorityName="Hardy" authorityYear="1972" box="[341,449,1470,1491]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A023B14F229FA23B886FA4D" box="[341,449,1470,1491]" italics="true" pageId="18" pageNumber="109">M. cedrosa</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="C35E90F38A023B15F3BBFA45B828FE0F" lastPageId="19" lastPageNumber="110" pageId="18" pageNumber="109" type="distribution">
<paragraph id="8BFBC3788A023B15F3BBFA45BA4DFF0D" blockId="18.[175,1005,699,1570]" lastBlockId="19.[347,778,128,147]" lastPageId="19" lastPageNumber="110" pageId="18" pageNumber="109">
<emphasis id="B9301F6A8A023B14F3BBFA45B882FA73" bold="true" box="[199,453,1496,1517]" pageId="18" pageNumber="109">Distribution and Habits.</emphasis>
<taxonomicName id="4C44B8FB8A023B14F2ADFA45BBCBFA73" authorityName="Hardy" authorityYear="1972" box="[465,652,1496,1517]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="cedrosa">
<emphasis id="B9301F6A8A023B14F2ADFA45BBCBFA73" box="[465,652,1496,1517]" italics="true" pageId="18" pageNumber="109">Megasoma cedrosa</emphasis>
</taxonomicName>
<taxonomicName id="4C44B8FB8A023B14F1C4FA45BACDFA73" authority="Cartwright" authorityName="Cartwright" authorityYear="1976" box="[696,906,1496,1517]" class="Insecta" family="Dynastidae" genus="Megasoma" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="109" phylum="Arthropoda" rank="species" species="lenczyi">
<emphasis id="B9301F6A8A023B14F1C4FA45BA5DFA73" box="[696,794,1496,1517]" italics="true" pageId="18" pageNumber="109">M. lenczyi</emphasis>
Cartwright
</taxonomicName>
) has been recorded in a small number of localities in
<collectingRegion id="49800D9A8A023B14F130FA6EBBA7F996" box="[588,736,1523,1544]" country="Mexico" name="Baja California" pageId="18" pageNumber="109">Baja California</collectingRegion>
,
<collectingCountry id="F35383E88A023B14F196FA6EBA72F996" box="[746,821,1523,1544]" name="Mexico" pageId="18" pageNumber="109">México</collectingCountry>
, including the
<typeStatus id="54FF7DDA8A023B14F0BFFA6EBAABF996" box="[963,1004,1523,1544]" pageId="18" pageNumber="109">type</typeStatus>
locality on Cedros Island, San Felipe, Rosario de Arriba, and the vicinity of El Progreso 110 THE COLEOPTERISTS BULLETIN 59(1), 2005
</paragraph>
<paragraph id="8BFBC3788A033B15F3E8FF5FBA96FF49" blockId="19.[148,977,194,215]" box="[148,977,194,215]" pageId="19" pageNumber="110">
between 100600 meters in elevation (
<bibRefCitation id="EFD5BE898A033B15F17CFF5FBB32FF49" author="Hardy" box="[512,629,194,215]" pageId="19" pageNumber="110" pagination="765 - 777" refId="ref19705" refString="Hardy, A. R. 1972. A brief revision of the North and Central American species of Megasoma (Coleoptera: Scarabaeidae). Canadian Entomologist 104: 765 - 777." type="journal article" year="1972">Hardy 1972</bibRefCitation>
;
<bibRefCitation id="EFD5BE898A033B15F102FF5FBA5AFF49" author="Cartwright" box="[638,797,194,215]" pageId="19" pageNumber="110" pagination="85 - 89" refId="ref19579" refString="Cartwright, O. L. 1976. A new Megasoma from Baja California, Mexico (Coleoptera: Scarabaeidae: Dynastinae). Coleopterists Bulletin 30: 85 - 89." type="journal article" year="1976">Cartwright 1976</bibRefCitation>
). Adults have been
</paragraph>
<paragraph id="8BFBC3788A033B15F3E8FF40B828FE0F" blockId="19.[148,977,221,401]" pageId="19" pageNumber="110">
collected from August to October on thorn shrubs, under soil, or on branches of
<taxonomicName id="4C44B8FB8A033B15F0F3FF40B806FE93" class="Magnoliopsida" family="Fabaceae" genus="Acacia" kingdom="Plantae" order="Fabales" pageId="19" pageNumber="110" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="B9301F6A8A033B15F0F3FF40BA96FF6C" box="[911,977,221,242]" italics="true" pageId="19" pageNumber="110">Acacia</emphasis>
sp. (Mimosaceae)
</taxonomicName>
(
<figureCitation id="137FDFFD8A033B15F234FF65B8D7FE93" box="[328,400,248,269]" captionStart="Fig" captionStartId="17.[169,200,891,910]" captionTargetBox="[148,980,194,870]" captionTargetId="figure-381@17.[148,980,194,870]" captionTargetPageId="17" captionText="Fig. 66. Megasoma cedrosa on branch of Acacia sp. Photo by David Russell." figureDoi="http://doi.org/10.5281/zenodo.10104924" httpUri="https://zenodo.org/record/10104924/files/figure.png" pageId="19" pageNumber="110">Fig. 66</figureCitation>
). Males are active during the morning, but near noon they walk to the base of the trunk and dig holes in the soil for protection when the air temperature becomes extreme. When the air temperature decreases, males return to the branches of their host tree for gumming sap from the branches or to await the emergence of females (G. Nogueira, pers. comm., to MAM; R. Cunningham, pers. comm., to BCR).
</paragraph>
</subSubSection>
</treatment>
</document>