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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.940.51800" ID-GBIF-Dataset="277ade22-d72b-4d01-8ed6-97de12e50edb" ID-PMC="PMC7303225" ID-Pensoft-Pub="1313-2970-940-117" ID-Pensoft-UUID="0037845D34625C27A591BD273DD0F50D" ID-PubMed="32581634" ID-ZooBank="2FE61B8FA2944978B29873EC4B9CD11E" ModsDocID="1313-2970-940-117" checkinTime="1591979343180" checkinUser="pensoft" docAuthor="Lee, Chi-Feng" docDate="2020" docId="E07CCD720AE85193A1959BDB3D87FE60" docLanguage="en" docName="ZooKeys 940: 117-159" docOrigin="ZooKeys 940" docSource="http://dx.doi.org/10.3897/zookeys.940.51800" docTitle="Tsouchya Lee 2020, gen. nov." docType="treatment" docUuid="3DBEF74D-9D2E-40E4-BA4A-50325FBB8E01" docUuidSource="ZooBank" docVersion="4" id="0037845D34625C27A591BD273DD0F50D" lastPageNumber="117" masterDocId="0037845D34625C27A591BD273DD0F50D" masterDocTitle="Revision of Taiwanese species of Atrachya Chevrolat, 1836 (Coleoptera, Chrysomelidae, Galerucinae): descriptions of three new genera, two new species, and designations of three new synonyms" masterLastPageNumber="159" masterPageNumber="117" pageNumber="117" updateTime="1668168938690" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Revision of Taiwanese species of Atrachya Chevrolat, 1836 (Coleoptera, Chrysomelidae, Galerucinae): descriptions of three new genera, two new species, and designations of three new synonyms</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Lee, Chi-Feng</mods:namePart>
<mods:affiliation>Applied Zoology Division, Taiwan Agricultural Research Institute, Taichung 413, Taiwan</mods:affiliation>
<mods:nameIdentifier type="orcid">https://orcid.org/0000-0003-1996-0557</mods:nameIdentifier>
<mods:nameIdentifier type="email">chifeng@tari.gov.tw</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2020</mods:date>
<mods:detail type="volume">
<mods:number>940</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>117</mods:start>
<mods:end>159</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/zookeys.940.51800</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.940.51800</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-940-117</mods:identifier>
<mods:identifier type="ZooBank">2FE61B8FA2944978B29873EC4B9CD11E</mods:identifier>
<mods:identifier type="Pensoft-UUID">0037845D34625C27A591BD273DD0F50D</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="164567619" LSID="urn:lsid:zoobank.org:act:3DBEF74D-9D2E-40E4-BA4A-50325FBB8E01" httpUri="http://treatment.plazi.org/id/E07CCD720AE85193A1959BDB3D87FE60" lastPageNumber="117" pageId="0" pageNumber="117">
<subSubSection pageId="0" pageNumber="117" type="nomenclature">
<paragraph pageId="0" pageNumber="117">
<taxonomicName LSID="E07CCD72-0AE8-5193-A195-9BDB3D87FE60" authority="Lee, 2020" authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Tsouchya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Tsouchya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus" status="gen. nov.">Tsouchya</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="117">gen. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="117" type="type species">
<paragraph pageId="0" pageNumber="117">Type species.</paragraph>
<paragraph pageId="0" pageNumber="117">
<taxonomicName authorityName="Kimoto" authorityYear="1976" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya mediofasciata" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="species" species="mediofasciata">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya mediofasciata</emphasis>
</taxonomicName>
Kimoto, 1976.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="117" type="description">
<paragraph pageId="0" pageNumber="117">Description.</paragraph>
<paragraph pageId="0" pageNumber="117">
Color extremely variable (Fig.
<figureCitation captionStart="Figure 13" captionStartId="F13" captionText="Figure 13. Habitus of Tsouchya mediofasciata A female, from Shihshan trail (石山林道), dorsal view B male, from Lilungshan (里龍山), dorsal view C same, ventral view D female, from Lilungshan (里龍山), dorsal view view E male, from Shihshan trail (石山林道), dorsal view F female, from Shihshan trail (石山林道), dorsal view G same, dorsal view H male, from Talu trail (大鹿林道), dorsal view I female, from Meifeng (梅峰), dorsal view." figureDoi="10.3897/zookeys.940.51800.figure13" httpUri="https://binary.pensoft.net/fig/420728" pageId="0" pageNumber="117">13</figureCitation>
) but without metallic color (see remarks of
<taxonomicName authorityName="Lee" authorityYear="2020" baseAuthorityName="Kimoto" baseAuthorityYear="1976" class="Insecta" family="Chrysomelidae" genus="Tsouchya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Tsouchya mediofasciata" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="species" species="mediofasciata">
<emphasis italics="true" pageId="0" pageNumber="117">Tsouchya mediofasciata</emphasis>
</taxonomicName>
). Body length 4.5-6.0 mm.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" pageId="0" pageNumber="117">
<emphasis italics="true" pageId="0" pageNumber="117">Head</emphasis>
.
</emphasis>
Labrum trapezoidal, transverse, with six pores in transverse row bearing pale seta, anterior margin truncate. Anterior part of head short, almost impunctate and glabrous, four setae on anterior margin of clypeus and several setae along anterior margin of anterofrontal ridge. Interantennal space narrow, 1.0-1.2
<normalizedToken originalValue="×">x</normalizedToken>
as wide as diameter of antennal insertion. Frontal tubercles transverse, slightly reduced, glabrous. Vertex smooth and glabrous. Antennae slender, covered with dense setae, antennomere II much shorter than antennomere III (0.61-0.68
<normalizedToken originalValue="×">x</normalizedToken>
as long as III); similar in both sexes (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14A, B</figureCitation>
).
</paragraph>
<caption doi="10.3897/zookeys.940.51800.figure13" httpUri="https://binary.pensoft.net/fig/420728" pageId="0" pageNumber="117" start="Figure 13" startId="F13">
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" pageId="0" pageNumber="117">Figure 13.</emphasis>
Habitus of
<taxonomicName authorityName="Lee" authorityYear="2020" baseAuthorityName="Kimoto" baseAuthorityYear="1976" class="Insecta" family="Chrysomelidae" genus="Tsouchya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Tsouchya mediofasciata" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="species" species="mediofasciata">
<emphasis italics="true" pageId="0" pageNumber="117">Tsouchya mediofasciata</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="117">A</emphasis>
female, from Shihshan trail (石山林道), dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">B</emphasis>
male, from Lilungshan (里龍山), dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">C</emphasis>
same, ventral view
<emphasis bold="true" pageId="0" pageNumber="117">D</emphasis>
female, from Lilungshan (里龍山), dorsal view view
<emphasis bold="true" pageId="0" pageNumber="117">E</emphasis>
male, from Shihshan trail (石山林道), dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">F</emphasis>
female, from Shihshan trail (石山林道), dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">G</emphasis>
same, dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">H</emphasis>
male, from Talu trail (大鹿林道), dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">I</emphasis>
female, from Meifeng (梅峰), dorsal view.
</paragraph>
</caption>
<caption doi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117" start="Figure 14" startId="F14">
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" pageId="0" pageNumber="117">Figure 14.</emphasis>
Diagnostic characters of
<taxonomicName authorityName="Lee" authorityYear="2020" baseAuthorityName="Kimoto" baseAuthorityYear="1976" class="Insecta" family="Chrysomelidae" genus="Tsouchya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Tsouchya mediofasciata" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="species" species="mediofasciata">
<emphasis italics="true" pageId="0" pageNumber="117">Tsouchya mediofasciata</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="117">A</emphasis>
antenna, male
<emphasis bold="true" pageId="0" pageNumber="117">B</emphasis>
antenna, female
<emphasis bold="true" pageId="0" pageNumber="117">C</emphasis>
aedeagus, dorsal view
<emphasis bold="true" pageId="0" pageNumber="117">D</emphasis>
aedeagus, lateral view
<emphasis bold="true" pageId="0" pageNumber="117">E</emphasis>
aedeagus, ventral view
<emphasis bold="true" pageId="0" pageNumber="117">F</emphasis>
abdominal ventrite VIII
<emphasis bold="true" pageId="0" pageNumber="117">G</emphasis>
gonocoxae
<emphasis bold="true" pageId="0" pageNumber="117">H</emphasis>
bursal sclerites
<emphasis bold="true" pageId="0" pageNumber="117">I</emphasis>
spermatheca.
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" italics="true" pageId="0" pageNumber="117">Pronotum</emphasis>
1.52-1.56 times as broad as long, lateral margins straight, basally narrowed. Disc covered with dense coarse punctures, moderately convex. Posterior half of disc with wide shallow transverse impression. Anterior margin lacking marginal bead, lateral and posterior margins with marginal bead. Anterior and posterior margins without setae, lateral margins with two pairs of setae near base and apex, respectively. Anterior angles moderately swollen, rectangular, posterior angles obtuse angulate, all angles with setigerous pores bearing long pale setae.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" italics="true" pageId="0" pageNumber="117">Scutellum</emphasis>
subtriangular, impunctate, glabrous, with rounded apex.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" italics="true" pageId="0" pageNumber="117">Elytra</emphasis>
1.55-1.61 times as long as wide, almost glabrous (with indistinct, sparse, short, pale setae on humeri, lateral margins and apical slopes), parallel-sided, densely covered with coarse confused punctures. Humeral calli well developed. Epipleura broad at base, strongly narrowed at basal 1/3, abbreviated from apical 1/3 to apex. Macropterous.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" italics="true" pageId="0" pageNumber="117">Ventral</emphasis>
surface sparsely covered with fine punctures and pale setae. Anterior coxal cavities closed (Fig.
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Prothorax, ventral view A Atrachya menetriesii B Chinochya unifasciata C Monolepta gracilipes D Neochya nitidissima E Paleosepharia formosana F Tsouchya mediofasciata." figureDoi="10.3897/zookeys.940.51800.figure18" httpUri="https://binary.pensoft.net/fig/420733" pageId="0" pageNumber="117">18F</figureCitation>
). Prosternal process not visible between procoxae. Abdomen simple, posterior margin of last ventrite with two long incisions in males.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" pageId="0" pageNumber="117">
<emphasis italics="true" pageId="0" pageNumber="117">Legs slender</emphasis>
.
</emphasis>
All tibiae with one apical spine, the longest spine on metatibia. Protarsomeres I not modified in males. Metatarsomeres I much longer than pro- and mesotarsomeres I, much longer than II and III combined. Claws appendiculate.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<emphasis bold="true" italics="true" pageId="0" pageNumber="117">Penis</emphasis>
(Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14C-E</figureCitation>
) broad, without lateral processes; tectum elongate, apical margin truncate, with one pair of apically tapering sclerites articulated with lateral margins; internal sac with two types of endophallic spiculae (median and apical endophallic spiculae); with one rounded sclerite projecting from ventral surface.
</paragraph>
<paragraph pageId="0" pageNumber="117">
<taxonomicName genus="Gonocoxae" lsidName="Gonocoxae" pageId="0" pageNumber="117" rank="genus">
<emphasis bold="true" italics="true" pageId="0" pageNumber="117">Gonocoxae</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14G</figureCitation>
) slender, tightly conjunct medially; each gonocoxa with eight setae from near apex to apical 1/6, subapically widened, apex narrowly rounded. Ventrite VIII (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14F</figureCitation>
) weakly sclerotized except apex, with several short and long setae at apex, and several long setae at sides, spiculum elongate. Spermathecal receptaculum (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14I</figureCitation>
) strongly swollen; pump slender and curved; sclerotized spermathecal duct extremely elongate, but base wide, followed by short slender tube, then with inflated areas. Bursal sclerites (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14H</figureCitation>
) paired, circular, with three or four teeth at one side.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="117" type="diagnosis">
<paragraph pageId="0" pageNumber="117">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="117">
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Tsouchya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Tsouchya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Tsouchya</emphasis>
</taxonomicName>
gen. nov. differs from
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov.,
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Monolepta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Monolepta" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Monolepta</emphasis>
</taxonomicName>
Chevrolat and
<taxonomicName authorityName="Chevrolat" authorityYear="1836" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya</emphasis>
</taxonomicName>
Chevrolat based on the following combination of characters: antennomere II much short than III in length (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14A, B</figureCitation>
) (antennomere II subequal to III in
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov. (Figs
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Diagnostic characters of Neochya chengi sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure5" httpUri="https://binary.pensoft.net/fig/420720" pageId="0" pageNumber="117">5A, B</figureCitation>
,
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Diagnostic characters of Neochya hirashimai A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure8" httpUri="https://binary.pensoft.net/fig/420723" pageId="0" pageNumber="117">8A, B</figureCitation>
,
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Diagnostic characters of Neochya nitidissima A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure10" httpUri="https://binary.pensoft.net/fig/420725" pageId="0" pageNumber="117">10A, B</figureCitation>
,
<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Diagnostic characters of Neochya tsoui sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure12" httpUri="https://binary.pensoft.net/fig/420727" pageId="0" pageNumber="117">12A, B</figureCitation>
) and
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Monolepta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Monolepta" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Monolepta</emphasis>
</taxonomicName>
); closed prothoracic coxal cavities (Fig.
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Prothorax, ventral view A Atrachya menetriesii B Chinochya unifasciata C Monolepta gracilipes D Neochya nitidissima E Paleosepharia formosana F Tsouchya mediofasciata." figureDoi="10.3897/zookeys.940.51800.figure18" httpUri="https://binary.pensoft.net/fig/420733" pageId="0" pageNumber="117">18F</figureCitation>
) (open prothoracic coxal cavities in
<taxonomicName authorityName="Chevrolat" authorityYear="1836" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Prothorax, ventral view A Atrachya menetriesii B Chinochya unifasciata C Monolepta gracilipes D Neochya nitidissima E Paleosepharia formosana F Tsouchya mediofasciata." figureDoi="10.3897/zookeys.940.51800.figure18" httpUri="https://binary.pensoft.net/fig/420733" pageId="0" pageNumber="117">18A</figureCitation>
) and
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov. (Fig.
<figureCitation captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Prothorax, ventral view A Atrachya menetriesii B Chinochya unifasciata C Monolepta gracilipes D Neochya nitidissima E Paleosepharia formosana F Tsouchya mediofasciata." figureDoi="10.3897/zookeys.940.51800.figure18" httpUri="https://binary.pensoft.net/fig/420733" pageId="0" pageNumber="117">18D</figureCitation>
)); absence of subscutellar impression on the elytra in males (presence of subscutellar impression on the elytra in those of
<taxonomicName authorityName="Chevrolat" authorityYear="1836" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya</emphasis>
</taxonomicName>
); penis without lateral processes near apex (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14C-E</figureCitation>
) (with lateral processes in
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov. (Figs
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Diagnostic characters of Neochya hirashimai A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure8" httpUri="https://binary.pensoft.net/fig/420723" pageId="0" pageNumber="117">8C-E</figureCitation>
,
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Diagnostic characters of Neochya nitidissima A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure10" httpUri="https://binary.pensoft.net/fig/420725" pageId="0" pageNumber="117">10C-E</figureCitation>
,
<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Diagnostic characters of Neochya tsoui sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure12" httpUri="https://binary.pensoft.net/fig/420727" pageId="0" pageNumber="117">12C-E</figureCitation>
); tectum broad and with apical margin truncate (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14C</figureCitation>
) (tectum elongate with apex deeply bifurcate in
<taxonomicName authorityName="Chevrolat" authorityYear="1836" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Diagnostic characters of Atrachya menetriesii A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure3" httpUri="https://binary.pensoft.net/fig/420718" pageId="0" pageNumber="117">3C</figureCitation>
)), with one pair of lateral sclerites (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14C</figureCitation>
) (lacking lateral sclerites in others); two types of endophallic spiculae (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14C</figureCitation>
) (only one type of endophallic spiculae in
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov. (Figs
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Diagnostic characters of Neochya chengi sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure5" httpUri="https://binary.pensoft.net/fig/420720" pageId="0" pageNumber="117">5C-E</figureCitation>
,
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Diagnostic characters of Neochya hirashimai A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure8" httpUri="https://binary.pensoft.net/fig/420723" pageId="0" pageNumber="117">8C-E</figureCitation>
,
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Diagnostic characters of Neochya nitidissima A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure10" httpUri="https://binary.pensoft.net/fig/420725" pageId="0" pageNumber="117">10C-E</figureCitation>
,
<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Diagnostic characters of Neochya tsoui sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure12" httpUri="https://binary.pensoft.net/fig/420727" pageId="0" pageNumber="117">12C-E</figureCitation>
; three types of endophallic spiculae in
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Monolepta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Monolepta" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Monolepta</emphasis>
</taxonomicName>
); spermatheca with strongly swollen receptaculum (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14I</figureCitation>
) (slender receptaculum in
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov. (Figs
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Diagnostic characters of Neochya chengi sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure5" httpUri="https://binary.pensoft.net/fig/420720" pageId="0" pageNumber="117">5H</figureCitation>
,
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Diagnostic characters of Neochya hirashimai A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure8" httpUri="https://binary.pensoft.net/fig/420723" pageId="0" pageNumber="117">8H</figureCitation>
,
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Diagnostic characters of Neochya nitidissima A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure10" httpUri="https://binary.pensoft.net/fig/420725" pageId="0" pageNumber="117">10H</figureCitation>
,
<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Diagnostic characters of Neochya tsoui sp. nov. A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F gonocoxae G abdominal ventrite VIII H spermatheca." figureDoi="10.3897/zookeys.940.51800.figure12" httpUri="https://binary.pensoft.net/fig/420727" pageId="0" pageNumber="117">12H</figureCitation>
)), without acute apex (with acute apex in
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov.); one pair of bursal sclerites (Fig.
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Diagnostic characters of Tsouchya mediofasciata A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure14" httpUri="https://binary.pensoft.net/fig/420729" pageId="0" pageNumber="117">14H</figureCitation>
) (two pairs of bursal sclerites in
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Monolepta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Monolepta" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Monolepta</emphasis>
</taxonomicName>
; reduced in
<taxonomicName authorityName="Lee" authorityYear="2020" class="Insecta" family="Chrysomelidae" genus="Neochya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Neochya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Neochya</emphasis>
</taxonomicName>
gen. nov.), circular and flattened (slender in others); ventrite VIII with few setae at sides (dense setae at sides in
<taxonomicName authorityName="Chevrolat" authorityYear="1836" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Diagnostic characters of Atrachya menetriesii A antenna, male B antenna, female C aedeagus, dorsal view D aedeagus, lateral view E aedeagus, ventral view F abdominal ventrite VIII G gonocoxae H bursal sclerites I spermatheca." figureDoi="10.3897/zookeys.940.51800.figure3" httpUri="https://binary.pensoft.net/fig/420718" pageId="0" pageNumber="117">3F</figureCitation>
)).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="117" type="etymology">
<paragraph pageId="0" pageNumber="117">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="117">
Composed from Tsou and
<taxonomicName authorityName="Chevrolat" authorityYear="1836" class="Insecta" family="Chrysomelidae" genus="Atrachya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Atrachya" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="117">Atrachya</emphasis>
</taxonomicName>
to honor Mei-Hua Tsou, who is a member of TCRT (Taiwan Chrysomelid Research Team) and made great contributions to inventorying the chrysomelid fauna in Taiwan. The gender is feminine.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="117" type="included species">
<paragraph pageId="0" pageNumber="117">Included species.</paragraph>
<paragraph pageId="0" pageNumber="117">
<taxonomicName authorityName="Lee" authorityYear="2020" baseAuthorityName="Kimoto" baseAuthorityYear="1976" class="Insecta" family="Chrysomelidae" genus="Tsouchya" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Tsouchya mediofasciata" order="Coleoptera" pageId="0" pageNumber="117" phylum="Arthropoda" rank="species" species="mediofasciata">
<emphasis italics="true" pageId="0" pageNumber="117">Tsouchya mediofasciata</emphasis>
</taxonomicName>
(Kimoto), comb. nov.
</paragraph>
</subSubSection>
</treatment>
</document>
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