<documentid="AE868936D74123C22D6B5200C79BAA16"ID-DOI="10.5852/ejt.2021.780.1581"ID-GBIF-Dataset="41b8f51f-1d31-44c0-851e-2697e4e9497f"ID-ISSN="2118-9773"ID-Zenodo-Dep="5761280"ID-ZooBank="932663A6-D83D-49E0-B1F7-87F7DA8DC086"IM.materialsCitations_approvedBy="felipe"IM.metadata_approvedBy="felipe"IM.taxonomicNames_approvedBy="felipe"checkinTime="1638793843470"checkinUser="felipe"docAuthor="Fonseca-Ferreira, Rafael, Guadanucci, José Paulo Leite, Yamamoto, Flávio Uemori & Brescovit, Antonio Domingos"docDate="2021"docId="03B4126EE86BFFA6EEC8FDC5FEE2FAC8"docLanguage="en"docName="ejt-780_1-71.pdf.imf"docOrigin="European Journal of Taxonomy 780 (1)"docSource="http://dx.doi.org/10.5852/ejt.2021.780.1581"docStyle="DocumentStyle:EF2B578F1D15862ADE45B0C07C620911.14:EJT.2018-.journal_article.type1"docStyleId="EF2B578F1D15862ADE45B0C07C620911"docStyleName="EJT.2018-.journal_article.type1"docStyleVersion="14"docTitle="Idiops Perty 1833"docType="treatment"docVersion="9"lastPageNumber="10"masterDocId="FF8D6A16E86DFFAFEC4DFFEAFF8AFFF6"masterDocTitle="Taxonomic revision of the Neotropical spiders of the genus Idiops Perty, 1833 (Araneae, Idiopidae), with description of four new species"masterLastPageNumber="71"masterPageNumber="1"pageNumber="7"updateTime="1732602946893"updateUser="ExternalLinkService"zenodo-license-document="CC-BY-4.0"zenodo-license-figures="CC-BY-4.0"zenodo-license-treatments="UNSPECIFIED">
<mods:titleid="A45C0892D390063A458C99C573352862">Taxonomic revision of the Neotropical spiders of the genus Idiops Perty, 1833 (Araneae, Idiopidae), with description of four new species</mods:title>
<mods:affiliationid="FF348F9BC46DF591EF555FC895D5CBC3">Pós-graduação em Ecologia, Evolução e Biodiversidade, Instituto de Biociências, Universidade Estadual Paulista, Avenida 24 A 1515, 13506 - 900 Rio Claro-SP, Brazil.</mods:affiliation>
<mods:affiliationid="F32E4040DBEABFEA7B1C5859AB130219">Departamento de Ecologia, Evolução e Biodiversidade, Instituto de Biociências, Universidade Estadual Paulista, Avenida 24 A 1515, 13506 - 900 Rio Claro-SP, Brazil.</mods:affiliation>
<mods:affiliationid="EC34321184982BA7EF558D8FCB86BBF4">Laboratório de Coleções Zoológicas, Instituto Butantan, Av. Vital Brasil, 1500, Butantã, São Paulo, São Paulo, CEP 05503 - 900, Brazil.</mods:affiliation>
<mods:affiliationid="CF52BE04E9749503669A62B5035452BC">Laboratório de Coleções Zoológicas, Instituto Butantan, Av. Vital Brasil, 1500, Butantã, São Paulo, São Paulo, CEP 05503 - 900, Brazil.</mods:affiliation>
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,
<taxonomicNameid="4C1DD8FBE86BFFA9ECF1F9EBFD00F9EC"authority="Ferretti, Nime & Mattoni, 2017"authorityName="Ferretti, Nime & Mattoni"authorityYear="2017"box="[188,650,1536,1562]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="6"pageNumber="7"phylum="Arthropoda"rank="species"species="piluso">
<bibRefCitationid="EF8CDE89E86BFFA9ED6DF9EAFD00F9EC"author="Ferretti, Nime & Mattoni"box="[288,650,1536,1562]"firstAuthor="Ferretti"pageId="6"pageNumber="7"pagination="975 - 994"refId="ref43981"refString="Ferretti N., Nime M. & Mattoni C. 2017. Three new Idiops (Mygalomorphae: Idiopidae) from Argentina and redescription of the male of I. hirsutipedis Mello-Leitao, 1941. Journal of Natural History 51 (17 - 18): 975 - 994. https: // doi. org / 10.1080 / 00222933.2017.1319516"type="journal article"year="2017">Ferretti, Nime & Mattoni, 2017</bibRefCitation>
</taxonomicName>
,
<taxonomicNameid="4C1DD8FBE86BFFA9EEDEF9EBFB18F9ED"authority="Fukami & Lucas, 2005"authorityName="Fukami & Lucas"authorityYear="2005"box="[659,1170,1536,1563]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="6"pageNumber="7"phylum="Arthropoda"rank="species"species="pirassununguensis">
<bibRefCitationid="EF8CDE89E86BFFA9EFC4F9EAFB18F9ED"author="Fukami & Lucas"box="[905,1170,1536,1563]"firstAuthor="Fukami"pageId="6"pageNumber="7"pagination="1 - 7"refId="ref44103"refString="Fukami C. Y. & Lucas S. M. 2005. Notas sobre especies de Idiops Perty, 1833 do sudeste Brasileiro com descricao de I. pirassununguensis sp. nov. (Mygalomorphae, Idiopidae, Idiopinae). Biota Neotropica 5 (18051 a): 1 - 7. https: // doi. org / 10.1590 / S 1676 - 06032005000200016"type="journal article"year="2005">Fukami & Lucas, 2005</bibRefCitation>
</taxonomicName>
,
<taxonomicNameid="4C1DD8FBE86BFFA9E8D6F9EBFA9AF9EC"authority="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit, 2021"authorityName="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit"authorityYear="2021"box="[1179,1296,1537,1562]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="6"pageNumber="7"phylum="Arthropoda"rank="species"species="sertania"status="sp. nov.">
<bibRefCitationid="EF8CDE89E86BFFA9EEC1F9CCFC36F9B6"author="Pickard-Cambridge"box="[652,956,1574,1600]"firstAuthor="Pickard-Cambridge"pageId="6"pageNumber="7"pagination="250 - 252"refId="ref45582"refString="Pickard-Cambridge O. 1889. On a new tree trap-door spider from Brazil. Proceedings of the Zoological Society of London 1889: 250 - 252."type="journal article"year="1889">Pickard-Cambridge, 1889</bibRefCitation>
<bibRefCitationid="EF8CDE89E86BFFA9ECF0F9A6FEEAF990"author="Ferretti"box="[189,352,1612,1638]"firstAuthor="Ferretti"pageId="6"pageNumber="7"pagination="975 - 994"refId="ref43981"refString="Ferretti N., Nime M. & Mattoni C. 2017. Three new Idiops (Mygalomorphae: Idiopidae) from Argentina and redescription of the male of I. hirsutipedis Mello-Leitao, 1941. Journal of Natural History 51 (17 - 18): 975 - 994. https: // doi. org / 10.1080 / 00222933.2017.1319516"type="journal article"year="2017">Ferretti, 2017</bibRefCitation>
. Here we present the updated distribution of the Neotropical species of the genus (
<figureCitationid="1326BFFDE86BFFA9EF6FF90DFC07F8F7"box="[802,909,1767,1793]"captionStart-0="Fig"captionStart-1="Fig"captionStartId-0="7.[191,234,1997,2023]"captionStartId-1="8.[189,232,1998,2024]"captionTargetBox-0="[212,1387,687,1932]"captionTargetBox-1="[213,1385,999,1941]"captionTargetId-0="figure-145@7.[189,1398,648,1958]"captionTargetId-1="figure-287@8.[189,1398,980,1963]"captionTargetPageId-0="7"captionTargetPageId-1="8"captionText-0="Fig. 3. Distribution of species of Idiops Perty, 1833 in the Neotropical region (part)."captionText-1="Fig. 4. Distribution of species of Idiops Perty, 1833 in the Neotropical region (part)."figureDoi-0="http://doi.org/10.5281/zenodo.5761286"figureDoi-1="http://doi.org/10.5281/zenodo.5761288"httpUri-0="https://zenodo.org/record/5761286/files/figure.png"httpUri-1="https://zenodo.org/record/5761288/files/figure.png"pageId="6"pageNumber="7">Figs 3–4</figureCitation>
by having the coxae without spines and by the chelicerae with a row of large teeth along the retromargin and small teeth concentrated in the basal third of the promargin and arranged in a row or randomly (
<figureCitationid="1326BFFDE86BFFA9EF66F842FC20F835"box="[811,938,1960,1987]"captionStart="Fig"captionStartId="9.[189,232,1928,1954]"captionTargetBox="[203,1355,1516,1845]"captionTargetId="figure-488@9.[189,1398,1504,1848]"captionTargetPageId="9"captionText="Fig. 5. Chelicera teeth arrangement. A. Smaller retrolateral teeth arranged in rows (I. camelus (Mello- Leitão, 1937)). B. Smaller retrolateral teeth arranged randomly (I. germaini Simon, 1892). C. Smaller retrolateral teeth absent (I. harti (Pocock, 1893)). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761290"httpUri="https://zenodo.org/record/5761290/files/figure.png"pageId="6"pageNumber="7">Fig. 5A–B</figureCitation>
<bibRefCitationid="EF8CDE89E86BFFA9E827F842FA84F835"author="Pocock"box="[1130,1294,1960,1987]"firstAuthor="Pocock"pageId="6"pageNumber="7"pagination="407 - 409"refId="ref45751"refString="Pocock R. I. 1893. Description of a new species of tree trap-door spider from Trinidad. Annals and Magazine of Natural History (6) 11: 407 - 409. https: // doi. org / 10.1080 / 00222939308677548"type="journal article"year="1893">Pocock, 1893</bibRefCitation>
. Brown color, with variation between yellowish brown and almost entirely black (
<figureCitationid="1326BFFDE86AFFA8E8A1FEB0FAE0FE82"box="[1260,1386,346,372]"captionStart="Fig"captionStartId="3.[189,232,1894,1920]"captionTargetBox="[208,1379,265,1852]"captionTargetId="figure-11@3.[208,1379,265,1852]"captionTargetPageId="3"captionText="Fig. 2. Live habitus of Idiops Perty, 1833. A. I. fuscus Perty, 1833, ♀. B. I. fuscus, ♂. C. I. camelus (Mello-Leitão, 1937), ♀. D. I. camelus, ♂. E. I. pirassununguensis Fukami & Lucas, 2005, ♀. F. I. pirassununguensis, ♂. Images by: Leonardo S. Carvalho (A–B); Rafael P. Indicatti (C–D); Pedro H. Martins (E–F)."figureDoi="http://doi.org/10.5281/zenodo.5761284"httpUri="https://zenodo.org/record/5761284/files/figure.png"pageId="7"pageNumber="8">Fig. 2A–F</figureCitation>
). Anterior lateral eyes close to clypeal edge (
<figureCitationid="1326BFFDE86AFFA8EEFDFE97FC84FE6E"box="[688,782,381,408]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="7"pageNumber="8">Fig. 6A</figureCitation>
). Chelicerae with a prolateral row of large teeth and a retrolateral row of smaller teeth (
<figureCitationid="1326BFFDE86AFFA8EE75FE4BFD18FE4D"box="[568,658,416,443]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="7"pageNumber="8">Fig. 6B</figureCitation>
), retrolateral teeth occupying basal third of chelicerae, arranged in a row (
<figureCitationid="1326BFFDE86AFFA8ED7DFE2EFE05FE29"box="[304,399,452,479]"captionStart="Fig"captionStartId="9.[189,232,1928,1954]"captionTargetBox="[203,1355,1516,1845]"captionTargetId="figure-488@9.[189,1398,1504,1848]"captionTargetPageId="9"captionText="Fig. 5. Chelicera teeth arrangement. A. Smaller retrolateral teeth arranged in rows (I. camelus (Mello- Leitão, 1937)). B. Smaller retrolateral teeth arranged randomly (I. germaini Simon, 1892). C. Smaller retrolateral teeth absent (I. harti (Pocock, 1893)). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761290"httpUri="https://zenodo.org/record/5761290/files/figure.png"pageId="7"pageNumber="8">Fig. 5A</figureCitation>
) or randomly (
<figureCitationid="1326BFFDE86AFFA8EE09FE2EFD28FE29"box="[580,674,452,479]"captionStart="Fig"captionStartId="9.[189,232,1928,1954]"captionTargetBox="[203,1355,1516,1845]"captionTargetId="figure-488@9.[189,1398,1504,1848]"captionTargetPageId="9"captionText="Fig. 5. Chelicera teeth arrangement. A. Smaller retrolateral teeth arranged in rows (I. camelus (Mello- Leitão, 1937)). B. Smaller retrolateral teeth arranged randomly (I. germaini Simon, 1892). C. Smaller retrolateral teeth absent (I. harti (Pocock, 1893)). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761290"httpUri="https://zenodo.org/record/5761290/files/figure.png"pageId="7"pageNumber="8">Fig. 5B</figureCitation>
<figureCitationid="1326BFFDE86AFFA8E89AFE2EFABFFE29"box="[1239,1333,452,479]"captionStart="Fig"captionStartId="9.[189,232,1928,1954]"captionTargetBox="[203,1355,1516,1845]"captionTargetId="figure-488@9.[189,1398,1504,1848]"captionTargetPageId="9"captionText="Fig. 5. Chelicera teeth arrangement. A. Smaller retrolateral teeth arranged in rows (I. camelus (Mello- Leitão, 1937)). B. Smaller retrolateral teeth arranged randomly (I. germaini Simon, 1892). C. Smaller retrolateral teeth absent (I. harti (Pocock, 1893)). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761290"httpUri="https://zenodo.org/record/5761290/files/figure.png"pageId="7"pageNumber="8">Fig. 5C</figureCitation>
), and rastellum consisting of a distinct process with large spines (
<figureCitationid="1326BFFDE86AFFA8EF22FE0DFC40FDF4"box="[879,970,487,514]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="7"pageNumber="8">Fig. 6C</figureCitation>
). Legs with three tarsal claws, paired claws with teeth and third claw smooth (
<figureCitationid="1326BFFDE86AFFA8EEEFFDE0FC88FDD3"box="[674,770,522,549]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="7"pageNumber="8">Fig. 6D</figureCitation>
). Adhesive scopula absent, pseudoscopula present in males (
<figureCitationid="1326BFFDE86AFFA8ED5BFDC7FEFDFDBE"box="[278,375,557,584]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="7"pageNumber="8">Fig. 6D</figureCitation>
). Sternum with two anterior pairs of small marginal sigillae. Abdomen oval, without ornaments or sclerotic spots (
<figureCitationid="1326BFFDE865FFA7EE5BFEE3FD1FFED5"box="[534,661,265,291]"captionStart="Fig"captionStartId="3.[189,232,1894,1920]"captionTargetBox="[208,1379,265,1852]"captionTargetId="figure-11@3.[208,1379,265,1852]"captionTargetPageId="3"captionText="Fig. 2. Live habitus of Idiops Perty, 1833. A. I. fuscus Perty, 1833, ♀. B. I. fuscus, ♂. C. I. camelus (Mello-Leitão, 1937), ♀. D. I. camelus, ♂. E. I. pirassununguensis Fukami & Lucas, 2005, ♀. F. I. pirassununguensis, ♂. Images by: Leonardo S. Carvalho (A–B); Rafael P. Indicatti (C–D); Pedro H. Martins (E–F)."figureDoi="http://doi.org/10.5281/zenodo.5761284"httpUri="https://zenodo.org/record/5761284/files/figure.png"pageId="8"pageNumber="9">Fig. 2A–F</figureCitation>
). Four spinnerets; posterior lateral spinnerets trisegmented and with a domed apical segment, posterior median spinnerets with one short segment. Males with enlarged palpal tibia, with retrolateral depression bordered by robust spines (
<figureCitationid="1326BFFDE865FFA7EF8AFEA5FBCBFE9C"box="[967,1089,335,362]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="8"pageNumber="9">Fig. 6E–F</figureCitation>
). Copulatory bulb presents an embolus with median curvature, subapical torsion, apical expansion, usually in flattened shape (embolar lamella) (
<figureCitationid="1326BFFDE865FFA7ED63FE7CFE2DFE46"box="[302,423,406,432]"captionStart="Fig"captionStartId="12.[189,232,1697,1723]"captionTargetBox="[189,1398,265,1658]"captionTargetId="figure-19@12.[189,1398,265,1658]"captionTargetPageId="12"captionText="Fig. 7. Idiops fuscus Perty, 1833. A–I. ♂, neotype (IBSP 11887). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (IBSP 9574). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Abbreviation: EL = embolar lamella. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761294"httpUri="https://zenodo.org/record/5761294/files/figure.png"pageId="8"pageNumber="9">Fig. 7E–F</figureCitation>
) or pointed shape (distal embolar tooth) (
<figureCitationid="1326BFFDE865FFA7EFDEFE7CFC71FE46"box="[915,1019,406,432]"captionStart="Fig"captionStartId="34.[187,231,1892,1918]"captionTargetBox="[189,1398,1161,1853]"captionTargetId="figure-276@34.[189,1398,1161,1853]"captionTargetPageId="34"captionText="Fig. 19. Scanning electron micrographs of Idiops germaini Simon, 1892, ♂ (MNRJ). A. Chelicera (retrolateral view). B. Rastellum (retrolateral view). C. Tibial apophysis (dorsal view). D. Part of the palp, showing retrolateral depression. E–F. Detail of the final portion of the embolus. E. Retrolateral view. F. Prolateral view. Abbreviation: DET = distal embolar tooth. Scale bars = 0.5 mm."figureDoi="http://doi.org/10.5281/zenodo.5761322"httpUri="https://zenodo.org/record/5761322/files/figure.png"pageId="8"pageNumber="9">Fig. 19E</figureCitation>
<figureCitationid="1326BFFDE865FFA7ECF0FE53FECCFE22"box="[189,326,441,468]"captionStart="Fig"captionStartId="48.[190,234,1857,1883]"captionTargetBox="[189,1398,457,1818]"captionTargetId="figure-87@48.[189,1401,457,1821]"captionTargetPageId="48"captionText="Fig. 26. Idiops petiti (Guérin, 1838). A–I. ♂ (MPEG 0116). A. Prosoma (dorsal view). B. Prosoma (ventral view).C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (UFMG 24031). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761336"httpUri="https://zenodo.org/record/5761336/files/figure.png"pageId="8"pageNumber="9">Fig. 26E–F</figureCitation>
). Leg I with a double tibial apophysis, with apical branch wider than basal branch (
<figureCitationid="1326BFFDE865FFA7E95FFE53FAE4FE22"box="[1298,1390,441,468]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="8"pageNumber="9">Fig. 6G</figureCitation>
<figureCitationid="1326BFFDE865FFA7EE01FE36FD3CFE00"box="[588,694,476,502]"captionStart="Fig"captionStartId="33.[189,232,1843,1869]"captionTargetBox="[199,1388,265,1803]"captionTargetId="figure-11@33.[199,1388,265,1803]"captionTargetPageId="33"captionText="Fig. 18. Idiops germaini Simon, 1892. A–I. ♂ (MRNJ). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀, (CAD 832). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761320"httpUri="https://zenodo.org/record/5761320/files/figure.png"pageId="8"pageNumber="9">Fig. 18H</figureCitation>
), with putative slit organ between the two branches (
<figureCitationid="1326BFFDE865FFA7E942FE36FF43FDEC"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="8"pageNumber="9">Fig. 6H– I</figureCitation>
). Metatarsus I smooth (with the exception of
<taxonomicNameid="4C1DD8FBE865FFA7EE94FDEAFC09FDEF"authority="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit, 2021"authorityName="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit"authorityYear="2021"box="[729,899,511,537]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="8"pageNumber="9"phylum="Arthropoda"rank="species"species="duocordibus"status="sp. nov.">
<taxonomicNameid="4C1DD8FBE865FFA7E831FDEAFAE4FDEF"authorityName="Fukami & Lucas"authorityYear="2005"box="[1148,1390,512,537]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="8"pageNumber="9"phylum="Arthropoda"rank="species"species="pirassununguensis">
<figureCitationid="1326BFFDE865FFA7EE8BFDC8FCA2FDCB"box="[710,808,546,573]"captionStart="Fig"captionStartId="31.[199,243,1822,1848]"captionTargetBox="[189,1398,495,1782]"captionTargetId="figure-153@31.[189,1398,495,1782]"captionTargetPageId="31"captionText="Fig. 17. Idiops duocordibus Fonseca-Ferreira, Guadanucci & Brescovit sp. nov. A–I. ♂, holotype (MPEG 0124). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀, paratype (MPEG 0123). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Abbreviation: K = keel. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761318"httpUri="https://zenodo.org/record/5761318/files/figure.png"pageId="8"pageNumber="9">Figs 17I</figureCitation>
,
<figureCitationid="1326BFFDE865FFA7EF7EFDC8FCD6FDCA"box="[819,860,546,572]"captionStart="Fig"captionStartId="48.[190,234,1857,1883]"captionTargetBox="[189,1398,457,1818]"captionTargetId="figure-87@48.[189,1401,457,1821]"captionTargetPageId="48"captionText="Fig. 26. Idiops petiti (Guérin, 1838). A–I. ♂ (MPEG 0116). A. Prosoma (dorsal view). B. Prosoma (ventral view).C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (UFMG 24031). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761336"httpUri="https://zenodo.org/record/5761336/files/figure.png"pageId="8"pageNumber="9">26I</figureCitation>
,
<figureCitationid="1326BFFDE865FFA7EF2AFDC9FC1AFDCB"box="[871,912,547,573]"captionStart="Fig"captionStartId="51.[189,232,1822,1848]"captionTargetBox="[189,1398,457,1783]"captionTargetId="figure-66@51.[189,1398,457,1783]"captionTargetPageId="51"captionText="Fig. 27. Idiops pirassununguensis Fukami & Lucas, 2005. A–I. ♂ (UFMG 607). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (UFMG 11264). J. Prosoma, dorsal view. K. Prosoma, ventral view. L. Genitalia (dorsal view). Abbreviation: EL = embolar lamella. The arrow indicates a constriction. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761338"httpUri="https://zenodo.org/record/5761338/files/figure.png"pageId="8"pageNumber="9">27I</figureCitation>
<taxonomicNameid="4C1DD8FBE865FFA7ED37FDADFDA8FD96"authority="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit, 2021"authorityName="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit"authorityYear="2021"box="[378,546,582,608]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="8"pageNumber="9"phylum="Arthropoda"rank="species"species="duocordibus"status="sp. nov.">
, cuspules occupy entire ventral region of maxillae (
<figureCitationid="1326BFFDE865FFA7ED61FD83FE10FD75"box="[300,410,617,643]"captionStart="Fig"captionStartId="31.[199,243,1822,1848]"captionTargetBox="[189,1398,495,1782]"captionTargetId="figure-153@31.[189,1398,495,1782]"captionTargetPageId="31"captionText="Fig. 17. Idiops duocordibus Fonseca-Ferreira, Guadanucci & Brescovit sp. nov. A–I. ♂, holotype (MPEG 0124). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀, paratype (MPEG 0123). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Abbreviation: K = keel. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761318"httpUri="https://zenodo.org/record/5761318/files/figure.png"pageId="8"pageNumber="9">Figs 17K</figureCitation>
,
<figureCitationid="1326BFFDE865FFA7EDE9FD83FE50FD75"box="[420,474,617,643]"captionStart="Fig"captionStartId="54.[189,232,1822,1848]"captionTargetBox="[190,1398,444,1779]"captionTargetId="figure-58@54.[189,1398,444,1782]"captionTargetPageId="54"captionText="Fig. 29. Idiops rastratus (O. Pickard-Cambridge, 1889). A–I. ♂ (MZSP 24282). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (MZSP 24282). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Abbreviation: EL = embolar lamella. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761342"httpUri="https://zenodo.org/record/5761342/files/figure.png"pageId="8"pageNumber="9">29K</figureCitation>
<taxonomicNameid="4C1DD8FBE865FFA7E8C7FD80FAFDFD75"authorityName="Fukami & Lucas"authorityYear="2005"box="[1162,1399,618,643]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="8"pageNumber="9"phylum="Arthropoda"rank="species"species="pirassununguensis">
. Spermathecae with sclerotized basal area, divided into two outward-sloping ducts, each one connected to rounded terminal receptacles (
<figureCitationid="1326BFFDE865FFA7EEBCFD45FCC0FD3C"box="[753,842,687,714]"captionStart="Fig"captionStartId="12.[189,232,1697,1723]"captionTargetBox="[189,1398,265,1658]"captionTargetId="figure-19@12.[189,1398,265,1658]"captionTargetPageId="12"captionText="Fig. 7. Idiops fuscus Perty, 1833. A–I. ♂, neotype (IBSP 11887). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (IBSP 9574). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Abbreviation: EL = embolar lamella. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761294"httpUri="https://zenodo.org/record/5761294/files/figure.png"pageId="8"pageNumber="9">Fig. 7L</figureCitation>
) (with the exception of
<taxonomicNameid="4C1DD8FBE865FFA7E82EFD5AFA84FD3F"authority="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit, 2021"authorityName="Fonseca-Ferreira & Guadanucci & Yamamoto & Brescovit"authorityYear="2021"box="[1123,1294,687,713]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="8"pageNumber="9"phylum="Arthropoda"rank="species"species="duocordibus"status="sp. nov.">
<figureCitationid="1326BFFDE865FFA7EDE0FD38FD92FD1B"box="[429,536,722,749]"captionStart="Fig"captionStartId="31.[199,243,1822,1848]"captionTargetBox="[189,1398,495,1782]"captionTargetId="figure-153@31.[189,1398,495,1782]"captionTargetPageId="31"captionText="Fig. 17. Idiops duocordibus Fonseca-Ferreira, Guadanucci & Brescovit sp. nov. A–I. ♂, holotype (MPEG 0124). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀, paratype (MPEG 0123). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Abbreviation: K = keel. Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761318"httpUri="https://zenodo.org/record/5761318/files/figure.png"pageId="8"pageNumber="9">Figs 17L</figureCitation>
,
<figureCitationid="1326BFFDE865FFA7EE68FD38FDDDFD1A"box="[549,599,722,748]"captionStart="Fig"captionStartId="48.[190,234,1857,1883]"captionTargetBox="[189,1398,457,1818]"captionTargetId="figure-87@48.[189,1401,457,1821]"captionTargetPageId="48"captionText="Fig. 26. Idiops petiti (Guérin, 1838). A–I. ♂ (MPEG 0116). A. Prosoma (dorsal view). B. Prosoma (ventral view).C. Part of palp (retrolateral view). D–F. Palpal bulb. D. Dorsal view. E. Retrolateral view. F. Prolateral view. G. Tibia, metatarsus and tarsus I (prolateral view). H. Tibial apophysis (prolateral view). I. Tibial apophysis and metatarsus I (dorsal view). J–L. ♀ (UFMG 24031). J. Prosoma (dorsal view). K. Prosoma (ventral view). L. Genitalia (dorsal view). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761336"httpUri="https://zenodo.org/record/5761336/files/figure.png"pageId="8"pageNumber="9">26L</figureCitation>
,
<figureCitationid="1326BFFDE865FFA7EE2EFD39FD1FFD1B"box="[611,661,723,749]"captionStart="Fig"captionStartId="63.[190,233,1963,1989]"captionTargetBox="[189,1398,1485,1925]"captionTargetId="figure-239@63.[189,1398,1485,1925]"captionTargetPageId="63"captionText="Fig. 34. Idiops siolii (Bücherl, 1953), ♀, neotype (MPEG 1012). A. Prosoma (dorsal view). B. Prosoma (ventral view). C. Genitalia (dorsal view). Scale bars = 1 mm."figureDoi="http://doi.org/10.5281/zenodo.5761352"httpUri="https://zenodo.org/record/5761352/files/figure.png"pageId="8"pageNumber="9">34C</figureCitation>
<bibRefCitationid="EF8CDE89E86AFFA8EEDEF824FC93F81E"author="Perty"box="[659,793,1998,2024]"firstAuthor="Perty"pageId="7"pageNumber="8"pagination="38 - 39"refId="ref45387"refString="Perty M. 1833. Arachnides Brasilienses. In: de Spix J. B. & Martius F. P. (eds) Delectus animalium articulatorum quae in itinere per Braziliam ann. 1817 et 1820 colligerunt: 191 - 209, pls 38 - 39. Munich."type="book chapter"year="1833">Perty, 1833</bibRefCitation>
live in tubular silk-lined burrows, which are closed by a hinged lid (operculum), which functions as a trapdoor (
<figureCitationid="1326BFFDE865FFA7EE68FC8CFD6EFC76"box="[549,740,870,896]"captionStart="Fig"captionStartId="2.[189,232,1928,1954]"captionTargetBox="[241,1347,265,1888]"captionTargetId="figure-20@2.[241,1347,265,1888]"captionTargetPageId="2"captionText="Fig. 1. Natural habitats and diversity of burrows and trapdoors of Idiops Perty, 1833 spp. A–G. Ravine habitats. H–L. Ground habitats. Images by Rafael P. Indicatti (A–B); by Arthur Anker and Pedro H. Martins (C–D); by Leonardo S. Carvalho (E–F); by Rafael Fonseca-Ferreira (G–L)."figureDoi="http://doi.org/10.5281/zenodo.5761282"httpUri="https://zenodo.org/record/5761282/files/figure.png"pageId="8"pageNumber="9">Fig. 1A–F, H–L</figureCitation>
). The burrows, which can be found on ravines (
<figureCitationid="1326BFFDE865FFA7E95DFC8CFAE1FC76"box="[1296,1387,870,896]"captionStart="Fig"captionStartId="2.[189,232,1928,1954]"captionTargetBox="[241,1347,265,1888]"captionTargetId="figure-20@2.[241,1347,265,1888]"captionTargetPageId="2"captionText="Fig. 1. Natural habitats and diversity of burrows and trapdoors of Idiops Perty, 1833 spp. A–G. Ravine habitats. H–L. Ground habitats. Images by Rafael P. Indicatti (A–B); by Arthur Anker and Pedro H. Martins (C–D); by Leonardo S. Carvalho (E–F); by Rafael Fonseca-Ferreira (G–L)."figureDoi="http://doi.org/10.5281/zenodo.5761282"httpUri="https://zenodo.org/record/5761282/files/figure.png"pageId="8"pageNumber="9">Fig. 1G</figureCitation>
) and on the ground (
<figureCitationid="1326BFFDE864FFA6EDE4FEE3FD8EFED5"box="[425,516,265,291]"captionStart="Fig"captionStartId="2.[189,232,1928,1954]"captionTargetBox="[241,1347,265,1888]"captionTargetId="figure-20@2.[241,1347,265,1888]"captionTargetPageId="2"captionText="Fig. 1. Natural habitats and diversity of burrows and trapdoors of Idiops Perty, 1833 spp. A–G. Ravine habitats. H–L. Ground habitats. Images by Rafael P. Indicatti (A–B); by Arthur Anker and Pedro H. Martins (C–D); by Leonardo S. Carvalho (E–F); by Rafael Fonseca-Ferreira (G–L)."figureDoi="http://doi.org/10.5281/zenodo.5761282"httpUri="https://zenodo.org/record/5761282/files/figure.png"pageId="9"pageNumber="10">Fig. 1L</figureCitation>
), are dug with the help of the rastellum and first legs (
<bibRefCitationid="EF8CDE89E864FFA6E8DEFEE3FAE0FED5"author="Coyle"box="[1171,1386,265,291]"etAl="et al."firstAuthor="Coyle"pageId="9"pageNumber="10"pagination="99 - 104"refId="ref43847"refString="Coyle F. A., Dellinger R. E. & Bennet R. 1992. Retreat architecture and construction behavior of an East African idiopine trapdoor spider (Araneae, Idiopidae). Bulletin of the British Arachnological Society 9: 99 - 104."type="journal article"year="1992">
). The opercula are usually camouflaged with mosses (
<figureCitationid="1326BFFDE864FFA6EF62FEC6FC3AFEB0"box="[815,944,300,326]"captionStart="Fig"captionStartId="2.[189,232,1928,1954]"captionTargetBox="[241,1347,265,1888]"captionTargetId="figure-20@2.[241,1347,265,1888]"captionTargetPageId="2"captionText="Fig. 1. Natural habitats and diversity of burrows and trapdoors of Idiops Perty, 1833 spp. A–G. Ravine habitats. H–L. Ground habitats. Images by Rafael P. Indicatti (A–B); by Arthur Anker and Pedro H. Martins (C–D); by Leonardo S. Carvalho (E–F); by Rafael Fonseca-Ferreira (G–L)."figureDoi="http://doi.org/10.5281/zenodo.5761282"httpUri="https://zenodo.org/record/5761282/files/figure.png"pageId="9"pageNumber="10">Fig. 1A–D</figureCitation>
), grains of sand and clay (
<figureCitationid="1326BFFDE864FFA6E8A0FEC6FAE0FEB1"box="[1261,1386,300,327]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="9"pageNumber="10">Fig. 6E–F</figureCitation>
), and small leaves and pieces of dry grass (
<figureCitationid="1326BFFDE864FFA6EEE6FEA5FCA7FE9C"box="[683,813,335,362]"captionStart="Fig"captionStartId="10.[189,232,1716,1742]"captionTargetBox="[189,1398,625,1677]"captionTargetId="figure-79@10.[189,1398,625,1677]"captionTargetPageId="10"captionText="Fig. 6. Diagnostic characters of Idiops Perty, 1833 spp. A. Ocular disposition, with emphasis on the anterior lateral eyes apart from the others (I. fuscus Perty, 1833, CHNUFPI 0036). B. Rows of chelicera teeth (I. clarus(Mello-Leitão, 1946), FCE 0340). C. Rastellum (I. carajas Fonseca-Ferreira, Zampaulo & Guadanucci, 2017, MPEG 00109). D. Tarsus showing the pseudoscopula and tarsal claws (I. camelus (Mello-Leitão, 1937), MZSP 28832).E. Palpal bulb (I. carajas). F. Retrolateral depression of palpal bulb (I. rastratus (O. Pickard-Cambridge, 1889), MZSP 24215). G. Tibial apophysis (I. pirassununguensis Fukami & Lucas, 2005, MZSP 15651). H–I. Putative slit organ between the branches of the tibial apophysis (I. camelus). Abbreviations: PT = promarginal teeth; RT = retromarginal teeth. Scale bars: A–D, F– G = 0.5 mm; E = 1 mm; H–I = 0.05 mm."figureDoi="http://doi.org/10.5281/zenodo.5761292"httpUri="https://zenodo.org/record/5761292/files/figure.png"pageId="9"pageNumber="10">Fig. 6H–K</figureCitation>
) (
<bibRefCitationid="EF8CDE89E864FFA6EF08FEA5FB92FE9C"author="Coyle"box="[837,1048,335,362]"etAl="et al."firstAuthor="Coyle"pageId="9"pageNumber="10"pagination="99 - 104"refId="ref43847"refString="Coyle F. A., Dellinger R. E. & Bennet R. 1992. Retreat architecture and construction behavior of an East African idiopine trapdoor spider (Araneae, Idiopidae). Bulletin of the British Arachnological Society 9: 99 - 104."type="journal article"year="1992">
<bibRefCitationid="EF8CDE89E864FFA6E868FEA5FAE1FE9C"author="Dippenaar-Schoeman"box="[1061,1387,335,362]"firstAuthor="Dippenaar-Schoeman"pageId="9"pageNumber="10"refId="ref43894"refString="Dippenaar-Schoeman A. S. 2002. Baboon and Trapdoor Spiders of Southern Africa: An Identification Manual. Plant Protection Research Institute Handbook No. 13. Agricultural Research Council, Pretoria."type="book"year="2002">Dippenaar-Schoeman 2002</bibRefCitation>
). These burrows provide a suitable microclimate that protects the spiders from predators, parasites and microbial infections, and behave as effective expansions for ambushing prey (
<bibRefCitationid="EF8CDE89E864FFA6E879FE7CFAFEFE46"author="Dippenaar-Schoeman"box="[1076,1396,406,432]"firstAuthor="Dippenaar-Schoeman"pageId="9"pageNumber="10"refId="ref43894"refString="Dippenaar-Schoeman A. S. 2002. Baboon and Trapdoor Spiders of Southern Africa: An Identification Manual. Plant Protection Research Institute Handbook No. 13. Agricultural Research Council, Pretoria."type="book"year="2002">Dippenaar-Schoeman 2002</bibRefCitation>
;
<bibRefCitationid="EF8CDE89E864FFA6ECF0FE53FD84FE25"author="Perez-Miles & Perafan"box="[189,526,441,467]"firstAuthor="Perez-Miles"pageId="9"pageNumber="10"refId="ref45326"refString="Perez-Miles F. & Perafan C. 2017. Behavior and biology of Mygalomorphae. In: Viera C. & Gonzaga M. O. (eds) Behaviour and Ecology of Spiders. Springer International Publishing, Cham, Switzerland. https: // doi. org / 10.1007 / 978 - 3 - 319 - 65717 - 2"type="book"year="2017">Pérez-Miles & Perafán 2017</bibRefCitation>
spiders live in a variety of habitats, ranging from dry environments with scattered vegetation and harder soils to more humid environments with dense vegetation and softer soils (
<bibRefCitationid="EF8CDE89E864FFA6ED4DFE15FDCFFDEC"author="Dippenaar-Schoeman"box="[256,581,511,538]"firstAuthor="Dippenaar-Schoeman"pageId="9"pageNumber="10"refId="ref43894"refString="Dippenaar-Schoeman A. S. 2002. Baboon and Trapdoor Spiders of Southern Africa: An Identification Manual. Plant Protection Research Institute Handbook No. 13. Agricultural Research Council, Pretoria."type="book"year="2002">Dippenaar-Schoeman 2002</bibRefCitation>
;
<bibRefCitationid="EF8CDE89E864FFA6EE1CFDEAFC95FDEC"author="Gupta"box="[593,799,511,538]"etAl="et al."firstAuthor="Gupta"pageId="9"pageNumber="10"pagination="237 - 250"refId="ref44328"refString="Gupta N., Ganeshkumar M., Das S. K. & Siliwal M. 2013. Three new species of Idiops Perty, 1833 (Araneae: Idiopidae) from India. Zootaxa 3635 (3): 237 - 250. https: // doi. org / 10.11646 / zootaxa. 3635.3.3"type="journal article"year="2013">
; RFF pers. obs.). Some species can occasionally be found in termite mounds or in soil deposited near the base of trees (
<bibRefCitationid="EF8CDE89E864FFA6EFA9FDC9FB32FDCB"author="Gupta"box="[996,1208,546,573]"etAl="et al."firstAuthor="Gupta"pageId="9"pageNumber="10"pagination="38 - 42"refId="ref44385"refString="Gupta N., Das S. K. & Siliwal M. 2015. Natural history of the trapdoor spider Idiops joida Gupta et al 2013 (Araneae: Idiopidae) from the Western Ghats in India. Journal of Asia-Pacific Biodiversity 8 (1): 38 - 42. https: // doi. org / 10.1016 / j. japb. 2015.01.004"type="journal article"year="2015">
<bibRefCitationid="EF8CDE89E864FFA6ED9DFDACFD74FD96"author="Pickard-Cambridge"box="[464,766,582,608]"firstAuthor="Pickard-Cambridge"pageId="9"pageNumber="10"pagination="250 - 252"refId="ref45582"refString="Pickard-Cambridge O. 1889. On a new tree trap-door spider from Brazil. Proceedings of the Zoological Society of London 1889: 250 - 252."type="journal article"year="1889">Pickard-Cambridge 1889</bibRefCitation>
: fig. 5; pers. obs.). Finally, some species can be found in degraded environments, often close to human dwelling and agricultural environments (
<bibRefCitationid="EF8CDE89E864FFA6E888FD83FF71FD50"author="Mirza & Sanap"firstAuthor="Mirza"pageId="9"pageNumber="10"pagination="85 - 95"refId="ref44855"refString="Mirza Z. A. & Sanap R. V. 2012. A new species of the genus Idiops and notes on Idiops bombayensis Siliwal et al. 2005 (Araneae: Idiopidae) from Northern Western Ghats of Maharashtra, India. The Journal of Arachnology 40 (1): 85 - 95. https: // doi. org / 10.1636 / A 11 - 37.1"type="journal article"year="2012">Mirza & Sanap 2012</bibRefCitation>
;
<bibRefCitationid="EF8CDE89E864FFA6ED44FD66FE6EFD50"author="Gupta"box="[265,484,652,678]"etAl="et al."firstAuthor="Gupta"pageId="9"pageNumber="10"pagination="237 - 250"refId="ref44328"refString="Gupta N., Ganeshkumar M., Das S. K. & Siliwal M. 2013. Three new species of Idiops Perty, 1833 (Araneae: Idiopidae) from India. Zootaxa 3635 (3): 237 - 250. https: // doi. org / 10.11646 / zootaxa. 3635.3.3"type="journal article"year="2013">
<collectingRegionid="49D96D9AE864FFA6EFC2FD45FBB6FD3F"box="[911,1084,687,713]"country="Brazil"name="Rio de Janeiro"pageId="9"pageNumber="10">Rio de Janeiro</collectingRegion>
<taxonomicNameid="4C1DD8FBE864FFA6EC8AFD39FE33FD1A"authorityName="Fukami & Lucas"authorityYear="2005"box="[199,441,723,748]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="9"pageNumber="10"phylum="Arthropoda"rank="species"species="pirassununguensis">
<bibRefCitationid="EF8CDE89E865FFA7EEDEF825FC93F81E"author="Perty"box="[659,793,1998,2025]"firstAuthor="Perty"pageId="8"pageNumber="9"pagination="38 - 39"refId="ref45387"refString="Perty M. 1833. Arachnides Brasilienses. In: de Spix J. B. & Martius F. P. (eds) Delectus animalium articulatorum quae in itinere per Braziliam ann. 1817 et 1820 colligerunt: 191 - 209, pls 38 - 39. Munich."type="book chapter"year="1833">Perty, 1833</bibRefCitation>
Females and juveniles spend most of their lives in the burrows, leaving only during events of capturing prey and disposing of undigested parts. Males, after reaching adulthood, leave their burrows and wander in search for females to copulate (
<bibRefCitationid="EF8CDE89E864FFA6EE75FCB0FCFFFC83"author="Dippenaar-Schoeman"box="[568,885,858,885]"firstAuthor="Dippenaar-Schoeman"pageId="9"pageNumber="10"refId="ref43894"refString="Dippenaar-Schoeman A. S. 2002. Baboon and Trapdoor Spiders of Southern Africa: An Identification Manual. Plant Protection Research Institute Handbook No. 13. Agricultural Research Council, Pretoria."type="book"year="2002">Dippenaar-Schoeman 2002</bibRefCitation>
;
<bibRefCitationid="EF8CDE89E864FFA6EF32FCB0FB4DFC83"author="Perez-Miles & Perafan"box="[895,1223,858,885]"firstAuthor="Perez-Miles"pageId="9"pageNumber="10"refId="ref45326"refString="Perez-Miles F. & Perafan C. 2017. Behavior and biology of Mygalomorphae. In: Viera C. & Gonzaga M. O. (eds) Behaviour and Ecology of Spiders. Springer International Publishing, Cham, Switzerland. https: // doi. org / 10.1007 / 978 - 3 - 319 - 65717 - 2"type="book"year="2017">Pérez-Miles & Perafán 2017</bibRefCitation>
).Although less common, it is possible to find males living in individual burrows (
<bibRefCitationid="EF8CDE89E864FFA6EFE6FC94FB0EFC6E"author="Siliwal"box="[939,1156,894,920]"etAl="et al."firstAuthor="Siliwal"pageId="9"pageNumber="10"pagination="16775 - 16794"refId="ref46281"refString="Siliwal M., Hippargi R., Yadav A. & Kumar D. 2020. Five new species of trap-door spiders (Araneae: Mygalomorphae: Idiopidae) from India. Journal of Threatened Taxa 12 (13): 16775 - 16794. https: // doi. org / 10.11609 / jott. 5434.12.13.16775 - 16794"type="journal article"year="2020">
; RFF pers. obs.). It is common to find several nearby burrows, with spiders often belonging to the same population (Dippenaar-Schoeman 2002), with records reaching the density of 20 individuals per m² for
<taxonomicNameid="4C1DD8FBE864FFA6E828FC2FFE49FBF4"authority="Siliwal, Molur & Biswas, 2005"authorityName="Siliwal, Molur & Biswas"authorityYear="2005"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="9"pageNumber="10"phylum="Arthropoda"rank="species"species="bombayensis">
<bibRefCitationid="EF8CDE89E864FFA6ED9CFC0DFD4CFBF7"author="Mirza & Sanap"box="[465,710,999,1025]"firstAuthor="Mirza"pageId="9"pageNumber="10"pagination="85 - 95"refId="ref44855"refString="Mirza Z. A. & Sanap R. V. 2012. A new species of the genus Idiops and notes on Idiops bombayensis Siliwal et al. 2005 (Araneae: Idiopidae) from Northern Western Ghats of Maharashtra, India. The Journal of Arachnology 40 (1): 85 - 95. https: // doi. org / 10.1636 / A 11 - 37.1"type="journal article"year="2012">Mirza & Sanap 2012</bibRefCitation>
). At night, the spiders position themselves near the opening, with the trapdoor slightly ajar and wait for the prey that, upon approaching and being noticed, is captured and taken inside (
<bibRefCitationid="EF8CDE89E864FFA6EDC2FBC4FDEDFBBE"author="Coyle"box="[399,615,1070,1096]"etAl="et al."firstAuthor="Coyle"pageId="9"pageNumber="10"pagination="99 - 104"refId="ref43847"refString="Coyle F. A., Dellinger R. E. & Bennet R. 1992. Retreat architecture and construction behavior of an East African idiopine trapdoor spider (Araneae, Idiopidae). Bulletin of the British Arachnological Society 9: 99 - 104."type="journal article"year="1992">
). If disturbed, the spider closes the operculum firmly, holding the trapdoor with its anterior legs, and as a last resort, goes to the bottom of the burrow (
<bibRefCitationid="EF8CDE89E864FFA6E834FBBBFF73FB78"author="Dippenaar-Schoeman"firstAuthor="Dippenaar-Schoeman"pageId="9"pageNumber="10"refId="ref43894"refString="Dippenaar-Schoeman A. S. 2002. Baboon and Trapdoor Spiders of Southern Africa: An Identification Manual. Plant Protection Research Institute Handbook No. 13. Agricultural Research Council, Pretoria."type="book"year="2002">Dippenaar-Schoeman 2002</bibRefCitation>
;
<bibRefCitationid="EF8CDE89E864FFA6ED48FB9EFDD2FB78"author="Perez-Miles & Perafan"box="[261,600,1140,1166]"firstAuthor="Perez-Miles"pageId="9"pageNumber="10"refId="ref45326"refString="Perez-Miles F. & Perafan C. 2017. Behavior and biology of Mygalomorphae. In: Viera C. & Gonzaga M. O. (eds) Behaviour and Ecology of Spiders. Springer International Publishing, Cham, Switzerland. https: // doi. org / 10.1007 / 978 - 3 - 319 - 65717 - 2"type="book"year="2017">Pérez-Miles & Perafán 2017</bibRefCitation>
; pers. obs.). In case there is an egg sac inside the burrow, the female positions itself on top of it to better protect its contents. The egg sac is usually oval and can contain up to
<taxonomicNameid="4C1DD8FBE864FFA6EF6AFB51FB5AFB23"authority="Gupta, Das & Siliwal, 2013"authorityName="Gupta, Das & Siliwal"authorityYear="2013"box="[807,1232,1210,1237]"class="Arachnida"family="Idiopidae"genus="Idiops"kingdom="Animalia"order="Araneae"pageId="9"pageNumber="10"phylum="Arthropoda"rank="species"species="joida">
<bibRefCitationid="EF8CDE89E864FFA6EFC9FB51FB5AFB23"author="Gupta, Das & Siliwal"box="[900,1232,1210,1237]"firstAuthor="Gupta"pageId="9"pageNumber="10"pagination="237 - 250"refId="ref44328"refString="Gupta N., Ganeshkumar M., Das S. K. & Siliwal M. 2013. Three new species of Idiops Perty, 1833 (Araneae: Idiopidae) from India. Zootaxa 3635 (3): 237 - 250. https: // doi. org / 10.11646 / zootaxa. 3635.3.3"type="journal article"year="2013">Gupta, Das & Siliwal, 2013</bibRefCitation>
</taxonomicName>
) (
<bibRefCitationid="EF8CDE89E864FFA6E8A4FB51FF77FB0E"author="Gupta"etAl="et al."firstAuthor="Gupta"pageId="9"pageNumber="10"pagination="237 - 250"refId="ref44328"refString="Gupta N., Ganeshkumar M., Das S. K. & Siliwal M. 2013. Three new species of Idiops Perty, 1833 (Araneae: Idiopidae) from India. Zootaxa 3635 (3): 237 - 250. https: // doi. org / 10.11646 / zootaxa. 3635.3.3"type="journal article"year="2013">
). In cases of adverse environmental events, these spiders can abandon their burrows, migrate to apparently more stable environments and build new burrows (
<bibRefCitationid="EF8CDE89E864FFA6EFCEFAEBFB4EFAED"author="Dippenaar-Schoeman"box="[899,1220,1281,1307]"firstAuthor="Dippenaar-Schoeman"pageId="9"pageNumber="10"refId="ref43894"refString="Dippenaar-Schoeman A. S. 2002. Baboon and Trapdoor Spiders of Southern Africa: An Identification Manual. Plant Protection Research Institute Handbook No. 13. Agricultural Research Council, Pretoria."type="book"year="2002">Dippenaar-Schoeman 2002</bibRefCitation>
;
<bibRefCitationid="EF8CDE89E864FFA6E883FAEBFED6FAC8"author="Perez-Miles & Perafan"firstAuthor="Perez-Miles"pageId="9"pageNumber="10"refId="ref45326"refString="Perez-Miles F. & Perafan C. 2017. Behavior and biology of Mygalomorphae. In: Viera C. & Gonzaga M. O. (eds) Behaviour and Ecology of Spiders. Springer International Publishing, Cham, Switzerland. https: // doi. org / 10.1007 / 978 - 3 - 319 - 65717 - 2"type="book"year="2017">Pérez-Miles & Perafán 2017</bibRefCitation>