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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1146.90817" ID-Pensoft-Pub="1313-2970-1146-165" ID-Pensoft-UUID="42C346AB71CD5CA7A2AE8B3825B0A6E6" ID-ZooBank="D382AF5A64EC4AFFB5AB1B2B7A976E5B" ModsDocID="1313-2970-1146-165" checkinTime="1675973751833" checkinUser="pensoft" docAuthor="Luo, Xin-Xing, Li, Qian-Qian, Zamani, Alireza, Che, Yan-Li &amp; Wang, Zong-Qing" docDate="2023" docId="A8B9A6F16F625BF0875FEBB4BAC21966" docLanguage="en" docName="ZooKeys 1146: 165-183" docOrigin="ZooKeys 1146" docPubDate="2023-02-09" docSource="http://dx.doi.org/10.3897/zookeys.1146.90817" docTitle="Periplaneta arabica" docType="treatment" docVersion="1" id="42C346AB71CD5CA7A2AE8B3825B0A6E6" lastPageNumber="165" masterDocId="42C346AB71CD5CA7A2AE8B3825B0A6E6" masterDocTitle="Redescription of Periplaneta arabica (Bey-Bienko, 1938) (Blattodea, Blattidae), with a comparative analysis of three species of Periplaneta Burmeister, 1838 (sensu stricto)" masterLastPageNumber="183" masterPageNumber="165" pageNumber="165" updateTime="1675973751833" updateUser="pensoft">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Redescription of Periplaneta arabica (Bey-Bienko, 1938) (Blattodea, Blattidae), with a comparative analysis of three species of Periplaneta Burmeister, 1838 (sensu stricto)</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Luo, Xin-Xing</mods:namePart>
<mods:affiliation>Institute of Entomology, College of Plant Protection, Southwest University, Beibei, Chongqing 400716, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Li, Qian-Qian</mods:namePart>
<mods:affiliation>Institute of Entomology, College of Plant Protection, Southwest University, Beibei, Chongqing 400716, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Zamani, Alireza</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-8084-9666</mods:nameIdentifier>
<mods:affiliation>Zoological Museum, Biodiversity Unit, FI- 20014 University of Turku, Turku, Finland</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Che, Yan-Li</mods:namePart>
<mods:affiliation>Institute of Entomology, College of Plant Protection, Southwest University, Beibei, Chongqing 400716, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Wang, Zong-Qing</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-9413-1105</mods:nameIdentifier>
<mods:affiliation>Institute of Entomology, College of Plant Protection, Southwest University, Beibei, Chongqing 400716, China</mods:affiliation>
<mods:nameIdentifier type="email">zqwang2006@126.com</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
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<mods:part>
<mods:date>2023</mods:date>
<mods:detail type="pubDate">
<mods:number>2023-02-09</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>1146</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>165</mods:start>
<mods:end>183</mods:end>
</mods:extent>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/zookeys.1146.90817</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1146.90817</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-1146-165</mods:identifier>
<mods:identifier type="ZooBank">D382AF5A64EC4AFFB5AB1B2B7A976E5B</mods:identifier>
<mods:identifier type="Pensoft-UUID">42C346AB71CD5CA7A2AE8B3825B0A6E6</mods:identifier>
</mods:mods>
<treatment LSID="urn:lsid:plazi:treatment:A8B9A6F16F625BF0875FEBB4BAC21966" httpUri="http://treatment.plazi.org/id/A8B9A6F16F625BF0875FEBB4BAC21966" lastPageNumber="165" pageId="0" pageNumber="165">
<subSubSection pageId="0" pageNumber="165" type="nomenclature">
<paragraph pageId="0" pageNumber="165">
<taxonomicName LSID="A8B9A6F1-6F62-5BF0-875F-EBB4BAC21966" authority="(Bey-Bienko, 1938)" baseAuthorityName="Bey-Bienko" baseAuthorityYear="1938" class="Insecta" family="Blattidae" genus="Periplaneta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Periplaneta arabica" order="Blattodea" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica">Periplaneta arabica (Bey-Bienko, 1938)</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="description">
<paragraph pageId="0" pageNumber="165">
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">Figs 2</figureCitation>
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">, 3</figureCitation>
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. A-F In order from left to right, male of P. americana, female of P. americana, male of P. arabica, female of P. arabica, male of P. lateralis, female of P. lateralis A heads B pronota C tegmina D hind wings E supra-anal plates F subgenital plates G hind tarsi (in order from top to bottom: P. americana, P. arabica, P. lateralis) H-J arolia of hind legs (in order: P. americana, P. arabica, P. lateralis). Scale bars: 10.0 mm (C, D P. americana, males of P. arabica and P. lateralis); 2.0 mm (A, B, E-G, and females of P. arabica and P. lateralis in C); 1.0 mm (D females of P. arabica and P. lateralis); 0.5 mm (H-J)." figureDoi="10.3897/zookeys.1146.90817.figure4" httpUri="https://binary.pensoft.net/fig/807591" pageId="0" pageNumber="165">, 4 (in part), 5 (in part), 6</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="reference_group">
<paragraph pageId="0" pageNumber="165">
<taxonomicName authorityName="Bei-Bienko" authorityYear="1938" class="Insecta" family="Blattidae" genus="Shelfordella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Shelfordella arabica" order="Blattodea" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica">Shelfordella arabica</taxonomicName>
Bey-Bienko, 1938: 235 (Type locality: Mecca, Saudi Arabia);
<bibRefCitation author="Bohn, H" journalOrPublisher="Arthropod fauna of the UAE" pageId="0" pageNumber="165" pagination="84 - 103" refId="B10" refString="Bohn, H, 2007. Order Blattoptera. Arthropod fauna of the UAE 1: 84 - 103" title="Order Blattoptera." volume="1" year="2007">Bohn 2007</bibRefCitation>
: 87.
</paragraph>
<paragraph pageId="0" pageNumber="165">
<taxonomicName baseAuthorityName="Bei-Bienko" baseAuthorityYear="1938" class="Insecta" family="Blattidae" genus="Blatta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Blatta (Shelfordella) arabica" order="Blattodea" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica" subGenus="Shelfordella">Blatta (Shelfordella) arabica</taxonomicName>
:
<bibRefCitation author="Princis, K" journalOrPublisher="Orthopterorum Catalogus" pageId="0" pageNumber="165" pagination="404 - 509" refId="B36" refString="Princis, K, 1966. Blattariae: Suborbo Blattoidea Fam.: Blattidae, Nocticolidae. Orthopterorum Catalogus 8: 404 - 509" title="Blattariae: Suborbo Blattoidea Fam.: Blattidae, Nocticolidae." volume="8" year="1966">Princis 1966</bibRefCitation>
: 509.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="materials_examined">
<paragraph pageId="0" pageNumber="165">Material examined</paragraph>
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">(all deposited in SWU).</emphasis>
<materialsCitation collectingDate="2020-02" collectorName="A. H. Aghaei" country="IRAN" county="Dehloran county" latitude="33.013714" location="Changuleh" longLatPrecision="1" longitude="46.61073" municipality="Iraq" specimenCount="8" specimenCount-female="2" specimenCount-male="6" stateProvince="Ilam Province">
<specimenCount type="male">6 males</specimenCount>
,
<specimenCount type="female">2 females</specimenCount>
and 7 nymphs;
<collectingCountry name="Iran">IRAN</collectingCountry>
;
<collectingRegion country="Iran" name="Ilam">Ilam Province</collectingRegion>
:
<collectingCounty>Dehloran county</collectingCounty>
, near the border with
<collectingMunicipality>Iraq</collectingMunicipality>
, surroundings of
<location LSID="urn:lsid:plazi:treatment:A8B9A6F16F625BF0875FEBB4BAC21966:2E76133C514D33BADEB49F56F78DE4F6" country="IRAN" county="Dehloran county" latitude="33.013714" longLatPrecision="1" longitude="46.61073" municipality="Iraq" name="Changuleh" stateProvince="Ilam Province">Changuleh</location>
[
<geoCoordinate degrees="33" direction="north" minutes="0" orientation="latitude" precision="1" seconds="49.37" value="33.013714">33°0'49.37&quot;N</geoCoordinate>
,
<geoCoordinate degrees="46" direction="east" minutes="36" orientation="longitude" precision="1" seconds="38.63" value="46.61073">46°36'38.63&quot;E</geoCoordinate>
, approximate coordinates], unnamed cave,
<collectingDate value="2020-02">II. 2020</collectingDate>
,
<collectorName>A.H. Aghaei</collectorName>
leg.
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="diagnosis">
<paragraph pageId="0" pageNumber="165">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="165">Combining the following characteristics, this species is easily distinguished from its congeners: 1) interocular space slightly wider than the interocellar space and less than interantennal space in male, interocular space wider than interantennal space in female; 2) tegmina of female reduced and nearly square; 3) legs slender, pulvilli and arolia absent; 4) hind margin not extending outward and slightly concave in the middle, forming an obtuse angle in supra-anal plate of male; 5) caudal part of L2 with a well sclerotized spine; 6) hlap weakly developed, but larger than that of the other two species; 7) distal part of R1H with two long spines and no serration.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="redescription">
<paragraph pageId="0" pageNumber="165">Redescription.</paragraph>
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">
<emphasis italics="true" pageId="0" pageNumber="165">Measurements</emphasis>
(mm). Male.
</emphasis>
Body length including tegmen: 30.6-36.4; body length: 24.2-27.3; pronotum length
<normalizedToken originalValue="×">x</normalizedToken>
width: 6.7-7.7
<normalizedToken originalValue="×">x</normalizedToken>
7.2-7.7; tegmen length
<normalizedToken originalValue="×">x</normalizedToken>
width: 24.9-29.2
<normalizedToken originalValue="×">x</normalizedToken>
4.6-5.4.
<emphasis bold="true" pageId="0" pageNumber="165">Female.</emphasis>
Body length: 23.5-25.5; pronotum length
<normalizedToken originalValue="×">x</normalizedToken>
width: 6.4-6.8
<normalizedToken originalValue="×">x</normalizedToken>
6.6-7.2; tegmen length
<normalizedToken originalValue="×">x</normalizedToken>
width: 4.4-6.4
<normalizedToken originalValue="×">x</normalizedToken>
6.6-7.3.
</paragraph>
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">
<emphasis italics="true" pageId="0" pageNumber="165">Coloration</emphasis>
.
</emphasis>
Body brown or reddish brown, eyes black, ocelli white; tegmina and wings yellowish brown.
</paragraph>
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">
Male (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2</figureCitation>
).
<emphasis italics="true" pageId="0" pageNumber="165">Head</emphasis>
and
<emphasis italics="true" pageId="0" pageNumber="165">thorax</emphasis>
.
</emphasis>
Vertex exposed. Interocular space slightly wider than the interocellar space, less than interantennal space. Antenna longer than the body (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2C</figureCitation>
). Pronotum subelliptical, with surface sparsely pubescent, the central part of anterior margin depressed, and hind margin slightly convex, the widest point approximately in the middle (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2D</figureCitation>
). Tegmina and wings well developed, exceeding the end of abdomen by about 5.3-7.7 mm. Tegmina with ScP strong, the distal part fusing with anterior branches of R; anterior branches of R with 2-4 bifurcations, posterior branches reaching the outer margin; the base of M distinct with 2-4 bifurcations; CuA slender with a few branches; V indistinct (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2J</figureCitation>
). Wings with ScP slender, the distal part of RA indistinct, RP slightly strong and distinct; M with 2-3 bifurcations at the end; CuA strong; V distinct (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2K</figureCitation>
). Legs (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2E-I</figureCitation>
) slender. Front femur type A2 (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2E</figureCitation>
). Hind metatarsus longer than the remaining segments combined (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2H</figureCitation>
). Pulvilli and arolia reduced; claws symmetrical (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2I</figureCitation>
).
<emphasis bold="true" pageId="0" pageNumber="165">
<emphasis italics="true" pageId="0" pageNumber="165">Abdomen</emphasis>
.
</emphasis>
First tergite unspecialized. Supra-anal plate transversely broad, the lateral margins curved, and the hind margin slightly concave in the middle; the distal part less sclerotized and hyaline (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2L</figureCitation>
). Paraprocts (pp.) long strip-shaped and symmetrical. Cerci long, apically tapering. Subgenital plate nearly square, the hind margin slightly convex (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2M</figureCitation>
). Styli long, slender.
<emphasis bold="true" italics="true" pageId="0" pageNumber="165">Genitalia</emphasis>
(Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2N, O</figureCitation>
). L1 weakly sclerotized with pubescence. L4C with microspines on the lateral margin; the distal part expanded, hind margin nearly truncated. L2 curved and extended to left, the caudal part with a long spine toward right. L4D small (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Male of Periplaneta arabica (Bey-Bienko, 1938) A habitus, dorsal view B habitus, ventral view C head D pronotum E front femur F-H tarsi (front, middle, hind) I arolium of hind leg J tegmen K hind wing L supra-anal plate M subgenital plate N phallomere, dorsal view O phallomere, ventral view. Scale bars: 10.0 mm (A, B, J, K); 2.0 mm (C, D, E, F, G, H, L, M, N, O); 0.5 mm (I)." figureDoi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165">2O</figureCitation>
). L4E flat. L3 unciform and well sclerotized; the base wide, downwardly tapering; the distal part bifurcated, hlap weakly developed. L4G elliptic with the basal part constricted. R1H flaky, with two long spines at the apex. The basal part of R1G broad, the distal with a long and curved narrow process toward right. R1F irregular and its outer margin thickened. R2 with a ridge-like projection in dorsal view. R3 located at the upper right, triangular and weakly sclerotized.
</paragraph>
<caption doi="10.3897/zookeys.1146.90817.figure2" httpUri="https://binary.pensoft.net/fig/807589" pageId="0" pageNumber="165" start="Figure 2" startId="F2">
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">Figure 2.</emphasis>
Male of
<taxonomicName baseAuthorityName="Bey-Bienko" baseAuthorityYear="1938" class="Insecta" family="Blattidae" genus="Periplaneta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Periplaneta arabica" order="Blattodea" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica">
<emphasis italics="true" pageId="0" pageNumber="165">Periplaneta arabica</emphasis>
</taxonomicName>
(Bey-Bienko, 1938)
<emphasis bold="true" pageId="0" pageNumber="165">A</emphasis>
habitus, dorsal view
<emphasis bold="true" pageId="0" pageNumber="165">B</emphasis>
habitus, ventral view
<emphasis bold="true" pageId="0" pageNumber="165">C</emphasis>
head
<emphasis bold="true" pageId="0" pageNumber="165">D</emphasis>
pronotum
<emphasis bold="true" pageId="0" pageNumber="165">E</emphasis>
front femur
<emphasis bold="true" pageId="0" pageNumber="165">F-H</emphasis>
tarsi (front, middle, hind)
<emphasis bold="true" pageId="0" pageNumber="165">I</emphasis>
arolium of hind leg
<emphasis bold="true" pageId="0" pageNumber="165">J</emphasis>
tegmen
<emphasis bold="true" pageId="0" pageNumber="165">K</emphasis>
hind wing
<emphasis bold="true" pageId="0" pageNumber="165">L</emphasis>
supra-anal plate
<emphasis bold="true" pageId="0" pageNumber="165">M</emphasis>
subgenital plate
<emphasis bold="true" pageId="0" pageNumber="165">N</emphasis>
phallomere, dorsal view
<emphasis bold="true" pageId="0" pageNumber="165">O</emphasis>
phallomere, ventral view. Scale bars: 10.0 mm (
<emphasis bold="true" pageId="0" pageNumber="165">A, B, J, K</emphasis>
); 2.0 mm (
<emphasis bold="true" pageId="0" pageNumber="165">C, D, E, F, G, H, L, M, N, O</emphasis>
); 0.5 mm (
<emphasis bold="true" pageId="0" pageNumber="165">I</emphasis>
).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">
Female (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3</figureCitation>
).
<emphasis italics="true" pageId="0" pageNumber="165">Head</emphasis>
and
<emphasis italics="true" pageId="0" pageNumber="165">thorax</emphasis>
.
</emphasis>
Interocular space wider than interantennal space(Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3B</figureCitation>
). Pronotum campaniform; anterior margin straight and hind margin convex, the widest point after the middle (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3A</figureCitation>
). Tegmina square, reduced and not reaching the first tergite of abdomen; lateral margins of tegmina truncated, forming nearly right angle with the anterior margin; R parallel to the anterior margin (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3I</figureCitation>
). Hind wings small lobe-like (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3J</figureCitation>
).
<emphasis bold="true" italics="true" pageId="0" pageNumber="165">Abdomen</emphasis>
(Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3K, L</figureCitation>
). Hind margin of tergum X (TX) with median invagination, and with a membranous line inside. Paraprocts (pp.) wide, nearly triangular. Subgenital plate divided; median with intersternal fold (inst.f.).
<emphasis bold="true" italics="true" pageId="0" pageNumber="165">Genitalia</emphasis>
(Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3K, L</figureCitation>
). First valve (v.I) sclerotized with dense punctures; the distal part hyaline, and the base fused with first valvifer (vlf.I). First valvifer short, parallel to paratergites (pt.) and laterosternite IX (ltst.IX). Paratergites slender and laterosternite IX irregular. Valvifer II (p.l.) annular. Second valve (v.II) small and flaky, the base fused, connecting with third valve (v.III) by membrane. Third valve (v.III) large and less sclerotized. Anterior arch (a.a.) wide and its central part with two symmetrical foot-shaped projections, surface with microtrichia. Spermathecal plate (sp.pl) well sclerotized and nearly crescent-shaped. Spermathecal opening (sp.o.) located at anterior margin of spermathecal plate. Spermatheca (sp.) divided into two branches, one branch with the distal part enlarged. Basivalvulae (bsv.) subelliptical with punctures. Postero-lateral angle of laterosternal shelf (ltst.sh.) extended towards outer margin. Vestibular sclerite (vst.s.) strip-shaped.
</paragraph>
<caption doi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165" start="Figure 3" startId="F3">
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">Figure 3.</emphasis>
Female and nymph of
<taxonomicName baseAuthorityName="Bey-Bienko" baseAuthorityYear="1938" class="Insecta" family="Blattidae" genus="Periplaneta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Periplaneta arabica" order="Blattodea" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica">
<emphasis italics="true" pageId="0" pageNumber="165">Periplaneta arabica</emphasis>
</taxonomicName>
(Bey-Bienko, 1938)
<emphasis bold="true" pageId="0" pageNumber="165">A-D, I-L</emphasis>
female
<emphasis bold="true" pageId="0" pageNumber="165">A</emphasis>
pronotum
<emphasis bold="true" pageId="0" pageNumber="165">B</emphasis>
head
<emphasis bold="true" pageId="0" pageNumber="165">C</emphasis>
habitus, dorsal view
<emphasis bold="true" pageId="0" pageNumber="165">D</emphasis>
habitus, ventral view
<emphasis bold="true" pageId="0" pageNumber="165">I</emphasis>
tegmen
<emphasis bold="true" pageId="0" pageNumber="165">J</emphasis>
hind wing
<emphasis bold="true" pageId="0" pageNumber="165">K</emphasis>
genitalia, dorsal view
<emphasis bold="true" pageId="0" pageNumber="165">L</emphasis>
genitalia, ventral view
<emphasis bold="true" pageId="0" pageNumber="165">E-H</emphasis>
habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (
<emphasis bold="true" pageId="0" pageNumber="165">C, D, G, H</emphasis>
); 2.0 mm (
<emphasis bold="true" pageId="0" pageNumber="165">A, B, E, F, I, K, L</emphasis>
); 1 mm (
<emphasis bold="true" pageId="0" pageNumber="165">J</emphasis>
).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="165">
<emphasis bold="true" pageId="0" pageNumber="165">Nymph.</emphasis>
Early instars are yellowish brown with ocelli and eyes small; in older nymphs, the body turns brown or reddish brown (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Female and nymph of Periplaneta arabica (Bey-Bienko, 1938) A-D, I-L female A pronotum B head C habitus, dorsal view D habitus, ventral view I tegmen J hind wing K genitalia, dorsal view L genitalia, ventral view E-H habitus of nymph, dorsal and ventral views. Scale bars: 10.0 mm (C, D, G, H); 2.0 mm (A, B, E, F, I, K, L); 1 mm (J)." figureDoi="10.3897/zookeys.1146.90817.figure3" httpUri="https://binary.pensoft.net/fig/807590" pageId="0" pageNumber="165">3E-H</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="distribution">
<paragraph pageId="0" pageNumber="165">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="165">Saudi Arabia (Mecca); Yemen; United Arab Emirates; Oman; Iran (Ilam Province; new country record).</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="165" type="remarks">
<paragraph pageId="0" pageNumber="165">Remarks.</paragraph>
<paragraph pageId="0" pageNumber="165">
<bibRefCitation DOI="https://doi.org/10.1080/00222933808526759" author="Bey-Bienko, GY" journalOrPublisher="Annals &amp; Magazine of Natural History" pageId="0" pageNumber="165" pagination="230 - 238" refId="B7" refString="Bey-Bienko, GY, 1938. On some new or interesting Asiatic Blattodea. Annals &amp; Magazine of Natural History 11 (2): 230 - 238, DOI: https://doi.org/10.1080/00222933808526759" title="On some new or interesting Asiatic Blattodea." url="https://doi.org/10.1080/00222933808526759" volume="11" year="1938">Bey-Bienko (1938)</bibRefCitation>
first documented and described this species based on a female specimen from Mecca, Saudi Arabia.
<bibRefCitation author="Bohn, H" journalOrPublisher="Arthropod fauna of the UAE" pageId="0" pageNumber="165" pagination="84 - 103" refId="B10" refString="Bohn, H, 2007. Order Blattoptera. Arthropod fauna of the UAE 1: 84 - 103" title="Order Blattoptera." volume="1" year="2007">Bohn (2007)</bibRefCitation>
provided some morphological characteristics of the male in the key to genera and species occurring in the United Arab Emirates. After checking the original description by
<bibRefCitation DOI="https://doi.org/10.1080/00222933808526759" author="Bey-Bienko, GY" journalOrPublisher="Annals &amp; Magazine of Natural History" pageId="0" pageNumber="165" pagination="230 - 238" refId="B7" refString="Bey-Bienko, GY, 1938. On some new or interesting Asiatic Blattodea. Annals &amp; Magazine of Natural History 11 (2): 230 - 238, DOI: https://doi.org/10.1080/00222933808526759" title="On some new or interesting Asiatic Blattodea." url="https://doi.org/10.1080/00222933808526759" volume="11" year="1938">Bey-Bienko (1938)</bibRefCitation>
and
<bibRefCitation author="Bohn, H" journalOrPublisher="Arthropod fauna of the UAE" pageId="0" pageNumber="165" pagination="84 - 103" refId="B10" refString="Bohn, H, 2007. Order Blattoptera. Arthropod fauna of the UAE 1: 84 - 103" title="Order Blattoptera." volume="1" year="2007">Bohn (2007)</bibRefCitation>
and the images of the type specimens, we consider
<taxonomicName class="Insecta" kingdom="Animalia" lsidName="P. arabica" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica">
<emphasis italics="true" pageId="0" pageNumber="165">P. arabica</emphasis>
</taxonomicName>
to be characterized by: 1) interocular space slightly wider than the interocellar space in female; 2) pronotum anterior margin straight and hind margin convex in female; 3) tegmina nearly square in female; 4) hind margin slightly concave in the middle to form an obtuse angle in supra-anal plate of male; these characteristics are present in our specimens as well. Therefore, we concluded that our material collected from western Iran should belong to
<taxonomicName class="Insecta" kingdom="Animalia" lsidName="P. arabica" pageId="0" pageNumber="165" phylum="Arthropoda" rank="species" species="arabica">
<emphasis italics="true" pageId="0" pageNumber="165">P. arabica</emphasis>
</taxonomicName>
. Matching of individuals of different sexes and life stages was possible with DNA barcoding.
</paragraph>
</subSubSection>
</treatment>
</document>