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<document id="E1BF8DDFD8B7A18ACECE67F5804FD168" ID-DOI="10.5281/zenodo.13204329" ID-ISSN="1407-8619" ID-Zenodo-Dep="13204329" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1722659355798" checkinUser="felipe" docAuthor="Ryvkin, Alexandr B." docDate="2011" docId="923D6538C243FF87532DFC457895FCA1" docLanguage="en" docName="BalticJColeopterol.11.2.135-170.pdf" docOrigin="Baltic Journal of Coleopterology 11 (2)" docStyle="DocumentStyle:DECCBB8D96F758554CCC8A51AE82E69F.1:BalticJColeop.2007-2011.journal_article" docStyleId="DECCBB8D96F758554CCC8A51AE82E69F" docStyleName="BalticJColeop.2007-2011.journal_article" docStyleVersion="1" docTitle="Lathrobium generosum Ryvkin, 2011, sp.n." docType="treatment" docUuid="64B88DE6-64B1-4062-B6AC-53C3F4D47234" docUuidSource="ZooBank" docVersion="2" lastPageNumber="152" masterDocId="6E041D40C24CFF96502BFFBA7A5CFFD9" masterDocTitle="On new and poorly known Lathrobium (s. str.) species from Siberia and the Russian Far East (Insecta: Coleoptera: Staphylinidae: Paederinae)" masterLastPageNumber="170" masterPageNumber="135" pageNumber="150" updateTime="1722699040639" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-4.0">
<mods:mods id="99C5EF21E59965CCF45AA84C31D422A9" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="2D834F44B6BBDB39A99D9540F22036D6">
<mods:title id="74FF823D28BC06285B9D4D4934D1097C">On new and poorly known Lathrobium (s. str.) species from Siberia and the Russian Far East (Insecta: Coleoptera: Staphylinidae: Paederinae)</mods:title>
</mods:titleInfo>
<mods:name id="F9FC9168BA214C167C677684D86A9E6D" type="personal">
<mods:role id="E99142A97A7FDFB759D9CF0FB039DF1E">
<mods:roleTerm id="D46E419DEF82ABC673E4D54F5A6149DF">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="2C81465617EF5EFB1C49F028AA5582EB">Ryvkin, Alexandr B.</mods:namePart>
</mods:name>
<mods:typeOfResource id="B72ED841D70C50F1B5F3B66EF63300BE">text</mods:typeOfResource>
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<mods:title id="A67419C74DF65BB5F0213C7B4CB05035">Baltic Journal of Coleopterology</mods:title>
</mods:titleInfo>
<mods:part id="27868B1C4533EC4A876C5F17AB0A23E4">
<mods:date id="41A9814FE581DE8999C585D110CF0229">2011</mods:date>
<mods:detail id="B371018AD52EC2057B3711B41B5CED13" type="volume">
<mods:number id="B2F5B3EFEA2732A5075AB90A2D2BC230">11</mods:number>
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<mods:detail id="70A5EDD2AC3A61008ADDA5101AD0378A" type="issue">
<mods:number id="1978865B0A60AD7663AA46B73EB4C044">2</mods:number>
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</mods:part>
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<mods:classification id="3754AF0145460AE588A429290964EB2C">journal article</mods:classification>
<mods:identifier id="7FC68F7F22296D65E20E4EB67BACF243" type="DOI">10.5281/zenodo.13204329</mods:identifier>
<mods:identifier id="E86A4B63FF7E843E2972A6181CD07419" type="ISSN">1407-8619</mods:identifier>
<mods:identifier id="A9E0965005E5AA2E09BAD544C0C9BC68" type="Zenodo-Dep">13204329</mods:identifier>
<mods:identifier id="862A17B470D01D679FB2B82D5B22B184" type="ZooBank">5ABF3EE2-E138-48D8-BD4B-A1F5D2CCDC8C</mods:identifier>
</mods:mods>
<treatment id="923D6538C243FF87532DFC457895FCA1" LSID="urn:lsid:zoobank.org:act:64B88DE6-64B1-4062-B6AC-53C3F4D47234" httpUri="http://treatment.plazi.org/id/923D6538C243FF87532DFC457895FCA1" lastPageId="17" lastPageNumber="152" pageId="15" pageNumber="150">
<subSubSection id="528E87A5C243FF99532DFC457ECEFBCE" box="[774,1170,1023,1047]" pageId="15" pageNumber="150" type="nomenclature">
<paragraph id="1A2BD42EC243FF99532DFC457ECEFBCE" blockId="15.[774,1170,1023,1079]" box="[774,1170,1023,1047]" pageId="15" pageNumber="150">
<heading id="41636342C243FF99532DFC457ECEFBCE" bold="true" box="[774,1170,1023,1047]" fontSize="10" level="2" pageId="15" pageNumber="150" reason="4">
<emphasis id="28E0083CC243FF99532DFC457ECEFBCE" bold="true" box="[774,1170,1023,1047]" pageId="15" pageNumber="150">
<taxonomicName id="DD94AFADC243FF99532DFC457E04FBCE" ID-CoL="3SJDY" authorityName="Ryvkin" authorityYear="2011" box="[774,1112,1023,1047]" class="Insecta" family="Staphylinidae" genus="Lathrobium" isSensuStricto="true" kingdom="Animalia" order="Coleoptera" pageId="15" pageNumber="150" phylum="Arthropoda" rank="species" species="generosum" status="sp. nov.">
<emphasis id="28E0083CC243FF99532DFC4579D7FBCE" bold="true" box="[774,907,1023,1047]" italics="true" pageId="15" pageNumber="150">Lathrobium</emphasis>
(s.str.)
<emphasis id="28E0083CC243FF9953F6FC457E04FBCE" bold="true" box="[989,1112,1023,1047]" italics="true" pageId="15" pageNumber="150">generosum</emphasis>
</taxonomicName>
<taxonomicNameLabel id="33D3B547C243FF995476FC457ECEFBCE" box="[1117,1170,1023,1047]" pageId="15" pageNumber="150" rank="species">sp.n.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="528E87A5C243FF99532DFBA57924FBEE" box="[774,888,1055,1079]" pageId="15" pageNumber="150" type="description">
<paragraph id="1A2BD42EC243FF99532DFBA57924FBEE" blockId="15.[774,1170,1023,1079]" box="[774,888,1055,1079]" pageId="15" pageNumber="150">
(
<figureCitation id="82AFC8ABC243FF995325FBA5792CFBEE" box="[782,880,1055,1079]" captionStart="Figures 1–7" captionStartId="18.[303,389,1345,1369]" captionTargetBox="[397,1164,188,1326]" captionTargetId="figure-227@18.[397,1164,755,758]" captionTargetPageId="18" captionText="Figures 1–7. ― Male structures of Lathrobium spp. 1–4. L. generosum sp.n. (1–2: HT, 3–4: PT): aedeagus (1: apical part laterally, 3: laterally, 2: operculum from the side opposite to the basal opening), abdominal sternite 8 ventrally (4). 5–7. L. geminum Kraatz, 1857. (Tyumen Area:Mazurovo): aedeagus (5: apical part laterally, 6: operculum from the side opposite to the basal opening), abdominal sternite 8 ventrally (7). The long axes of spicule rows in the male abdominal sternites are shown as dash-lines. Scale = 0.1 mm." figureDoi="http://doi.org/10.5281/zenodo.13204331" httpUri="https://zenodo.org/record/13204331/files/figure.png" pageId="15" pageNumber="150">Figs. 1–4</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="528E87A5C243FF99532DFBE579BFF9AE" pageId="15" pageNumber="150" type="materials_examined">
<paragraph id="1A2BD42EC243FF99532DFBE579BFF9AE" blockId="15.[774,1285,1119,1656]" pageId="15" pageNumber="150">
<emphasis id="28E0083CC243FF99532DFBE57931FBAE" bold="true" box="[774,877,1119,1143]" pageId="15" pageNumber="150">Material.</emphasis>
<materialsCitation id="AAFCDE73C243FF99535AFBE57983F9AE" collectingDate="2008-08-26" collectionCode="ZMMU, AR" collectorName="In Russian" county="Area" determinerName="A. B. Ryvkin" elevation="400" location="Yuktakon River" municipality="Nizhnyaya Tunguska River" pageId="15" pageNumber="150" specimenCount="2" specimenCount-female="2" stateProvince="Irkutsk" typeStatus="holotype">
1 male-HT(
<collectionCode id="7C854CEBC243FF9953C2FBE57E60FBAE" box="[1001,1084,1119,1143]" country="Russia" httpUri="http://grbio.org/cool/k3qp-615s" name="Zoological Museum, Moscow Lomonosov State University" pageId="15" pageNumber="150" type="Museum">ZMMU</collectionCode>
): “E Siberia,
<collectingRegion id="D8501ACCC243FF995497FBE57F59FBAE" box="[1212,1285,1119,1143]" country="Russia" name="Irkutsk" pageId="15" pageNumber="150">Irkutsk</collectingRegion>
<collectingCounty id="F34AACA2C243FF99532DFB3A7962FB41" box="[774,830,1152,1176]" pageId="15" pageNumber="150">Area</collectingCounty>
, right | side of
<collectingMunicipality id="FA4F4E54C243FF9953F7FBC57F58FB4E" box="[988,1284,1151,1175]" pageId="15" pageNumber="150">Nizhnyaya Tunguska River</collectingMunicipality>
near mouth | of
<location id="1F4B82F5C243FF995392FB257E3AFB6E" LSID="urn:lsid:plazi:treatment:923D6538C243FF87532DFC457895FCA1:1F4B82F5C243FF995392FB257E3AFB6E" box="[953,1126,1183,1207]" county="Area" municipality="Nizhnyaya Tunguska River" name="Yuktakon River" pageId="15" pageNumber="150" stateProvince="Irkutsk">Yuktakon River</location>
,
<quantity id="DD6C79CBC243FF99545FFB257EF2FB6E" box="[1140,1198,1183,1207]" metricMagnitude="3" metricUnit="m" metricValue="2.0" pageId="15" pageNumber="150" unit="km" value="2.0">2 km</quantity>
below |
<location id="1F4B82F5C243FF99532DFB0579CBFB0E" LSID="urn:lsid:plazi:treatment:923D6538C243FF87532DFC457895FCA1:1F4B82F5C243FF99532DFB0579CBFB0E" box="[774,919,1215,1239]" county="Area" municipality="Nizhnyaya Tunguska River" name="Yerbogachen" pageId="15" pageNumber="150" stateProvince="Irkutsk">Yerbogachen</location>
, swampy side | of flood-plain lake with
<taxonomicName id="DD94AFADC243FF995316FB5A7923FB2E" box="[829,895,1248,1271]" class="Liliopsida" family="Cyperaceae" genus="Carex" kingdom="Plantae" order="Poales" pageId="15" pageNumber="150" phylum="Tracheophyta" rank="genus">
<emphasis id="28E0083CC243FF995316FB5A7923FB2E" box="[829,895,1248,1271]" italics="true" pageId="15" pageNumber="150">Carex</emphasis>
</taxonomicName>
|
<taxonomicName id="DD94AFADC243FF9953A4FB5A7997FB2E" box="[911,971,1248,1271]" class="Liliopsida" family="Cyperaceae" genus="Carex" kingdom="Plantae" order="Poales" pageId="15" pageNumber="150" phylum="Tracheophyta" rank="species" species="acuta">
<emphasis id="28E0083CC243FF9953A4FB5A7997FB2E" box="[911,971,1248,1271]" italics="true" pageId="15" pageNumber="150">acuta</emphasis>
</taxonomicName>
,
<taxonomicName id="DD94AFADC243FF9953F3FB5A7E11FB2E" box="[984,1101,1248,1271]" class="Liliopsida" family="Cyperaceae" genus="Carex" kingdom="Plantae" order="Poales" pageId="15" pageNumber="150" phylum="Tracheophyta" rank="species" species="rostrata">
<emphasis id="28E0083CC243FF9953F3FB5A79B6FB2E" box="[984,1002,1248,1271]" italics="true" pageId="15" pageNumber="150">C</emphasis>
.
<emphasis id="28E0083CC243FF9953DDFB5A7E11FB2E" box="[1014,1101,1248,1271]" italics="true" pageId="15" pageNumber="150">rostrata</emphasis>
</taxonomicName>
,
<taxonomicName id="DD94AFADC243FF995472FB5A7F59FB2E" box="[1113,1285,1247,1271]" class="Liliopsida" family="Acoraceae" genus="Acorus" kingdom="Plantae" order="Acorales" pageId="15" pageNumber="150" phylum="Tracheophyta" rank="species" species="calamus">
<emphasis id="28E0083CC243FF995472FB5A7F59FB2E" box="[1113,1285,1247,1271]" italics="true" pageId="15" pageNumber="150">Acorus calamus</emphasis>
</taxonomicName>
| about
<quantity id="DD6C79CBC243FF995365FB4579D3FACE" box="[846,911,1279,1303]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="15" pageNumber="150" unit="m" value="400.0">
<elevation id="91B9331DC243FF995365FB4579D3FACE" box="[846,911,1279,1303]" metricMagnitude="2" metricUnit="m" metricValue="4.0" pageId="15" pageNumber="150" unit="m" value="400.0">400 m</elevation>
</quantity>
off
<location id="1F4B82F5C243FF99539EFB457E8FFACE" LSID="urn:lsid:plazi:treatment:923D6538C243FF87532DFC457895FCA1:1F4B82F5C243FF99539EFB457E8FFACE" box="[949,1235,1279,1303]" county="Area" municipality="Nizhnyaya Tunguska River" name="Nizhnyaya Tunguska River" pageId="15" pageNumber="150" stateProvince="Irkutsk">Nizhnyaya Tunguska River</location>
. | 18,
<date id="6E2AF2EEC243FF99532DFAA57923FAEE" box="[774,895,1311,1335]" pageId="15" pageNumber="150" value="2008-08-26">
<collectingDate id="7E6E0B06C243FF99532DFAA57923FAEE" box="[774,895,1311,1335]" pageId="15" pageNumber="150" value="2008-08-26">26.08.2008</collectingDate>
</date>
. [A.]Shavrin, [I.]Enushchenko [leg.]” [
<collectorName id="B761B1F8C243FF995325FAFA79CAFA8E" box="[782,918,1343,1367]" pageId="15" pageNumber="150">In Russian</collectorName>
], “
<typeStatus id="C52F6A8CC243FF99539DFA857E3EFA8E" box="[950,1122,1343,1367]" pageId="15" pageNumber="150" type="holotype">HOLOTYPUS</typeStatus>
”[my standard printed red label], “
<taxonomicName id="DD94AFADC243FF9953FCFAE57E22FAAE" authority="HT" authorityName="Gravenhorst" authorityYear="1802" box="[983,1150,1375,1399]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="15" pageNumber="150" phylum="Arthropoda" rank="genus">
<emphasis id="28E0083CC243FF9953FCFAE57E0AFAAE" box="[983,1110,1375,1399]" italics="true" pageId="15" pageNumber="150">Lathrobium</emphasis>
HT
</taxonomicName>
|
<taxonomicName id="DD94AFADC243FF9954A4FADA7F59FAAE" authorityName="Ryvkin" authorityYear="2011" box="[1167,1285,1376,1399]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="15" pageNumber="150" phylum="Arthropoda" rank="species" species="generosum" status="sp. nov.">
<emphasis id="28E0083CC243FF9954A4FADA7F59FAAE" box="[1167,1285,1376,1399]" italics="true" pageId="15" pageNumber="150">generosum</emphasis>
</taxonomicName>
<taxonomicNameLabel id="33D3B547C243FF99532DFA3A791BFA4E" box="[774,839,1408,1431]" pageId="15" pageNumber="150" rank="species">sp. n.</taxonomicNameLabel>
|
<determinerName id="EFF738EAC243FF99534AFAC579BEFA4E" box="[865,994,1407,1431]" pageId="15" pageNumber="150">A.B.Ryvkin</determinerName>
det. 2008” [my standard determinative label].—1 male-PT(
<collectionCode id="7C854CEBC243FF99545CFA257EC2FA6E" box="[1143,1182,1439,1463]" country="Russia" name="Pomor State University" pageId="15" pageNumber="150" type="Herbarium">AR</collectionCode>
): together with
<typeStatus id="C52F6A8CC243FF99536FFA0579F5FA0E" box="[836,937,1471,1495]" pageId="15" pageNumber="150" type="holotype">holotype</typeStatus>
, “
<typeStatus id="C52F6A8CC243FF9953E9FA057E39FA0E" box="[962,1125,1471,1495]" pageId="15" pageNumber="150" type="paratype">PARATYPUS</typeStatus>
”[my standard printed red label], “
<taxonomicName id="DD94AFADC243FF9953F3FA657E04FA2E" authorityName="Gravenhorst" authorityYear="1802" box="[984,1112,1503,1527]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="15" pageNumber="150" phylum="Arthropoda" rank="genus">
<emphasis id="28E0083CC243FF9953F3FA657E04FA2E" box="[984,1112,1503,1527]" italics="true" pageId="15" pageNumber="150">Lathrobium</emphasis>
</taxonomicName>
|
<taxonomicName id="DD94AFADC243FF995442FA5A7EBCFA2E" authorityName="Ryvkin" authorityYear="2011" box="[1129,1248,1504,1527]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="15" pageNumber="150" phylum="Arthropoda" rank="species" species="generosum" status="sp. nov.">
<emphasis id="28E0083CC243FF995442FA5A7EBCFA2E" box="[1129,1248,1504,1527]" italics="true" pageId="15" pageNumber="150">generosum</emphasis>
</taxonomicName>
<taxonomicNameLabel id="33D3B547C243FF9954CEFA5A7943F9CE" pageId="15" pageNumber="150" rank="species">sp. n.</taxonomicNameLabel>
|
<determinerName id="EFF738EAC243FF995310FA45799AF9CE" box="[827,966,1535,1559]" pageId="15" pageNumber="150">A.B.Ryvkin</determinerName>
det. 2008” [my standard determinative label].—
<specimenCount id="0C921FA7C243FF9953D5F9A57E35F9EE" box="[1022,1129,1567,1591]" count="2" pageId="15" pageNumber="150" type="female">2 females</specimenCount>
(
<collectionCode id="7C854CEBC243FF99545BF9A57ECBF9EE" box="[1136,1175,1567,1591]" country="Russia" name="Pomor State University" pageId="15" pageNumber="150" type="Herbarium">AR</collectionCode>
): together with
<typeStatus id="C52F6A8CC243FF995315F98579C2F98E" box="[830,926,1599,1623]" pageId="15" pageNumber="150" type="holotype">holotype</typeStatus>
, [immature females not included into the type series]
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="528E87A5C243FF86532DF9257E81F9CE" lastPageId="16" lastPageNumber="151" pageId="15" pageNumber="150" type="description">
<paragraph id="1A2BD42EC243FF99532DF9257F58F92E" blockId="15.[774,1284,1695,1719]" lastBlockId="15.[774,1284,1727,1783]" pageId="15" pageNumber="150">
<emphasis id="28E0083CC243FF99532DF92579D0F96E" bold="true" box="[774,908,1695,1719]" pageId="15" pageNumber="150">Description</emphasis>
. Body (in mature specimens) black to pitchy-black; elytra in posterior half more or less lighter, dark pitchy-brown to reddish-brown,
</paragraph>
<paragraph id="1A2BD42EC25CFF8651A3FF307EAAFF44" blockId="16.[392,1270,138,157]" box="[392,1270,138,157]" pageId="16" pageNumber="151">
<emphasis id="28E0083CC25CFF8651A3FF307EAAFF44" box="[392,1270,138,157]" italics="true" pageId="16" pageNumber="151">
On new and poorly known
<taxonomicName id="DD94AFADC25CFF8652A8FF3078B7FF44" authorityName="Gravenhorst" authorityYear="1802" box="[643,747,138,157]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="151" phylum="Arthropoda" rank="genus">Lathrobium</taxonomicName>
(s.str.) species from Siberia and the Russian Far East ...
</emphasis>
</paragraph>
<paragraph id="1A2BD42EC25CFF865104FF05780DFEAE" blockId="16.[303,813,191,375]" pageId="16" pageNumber="151">without distinct colour delimitation; antennae and labrum brown, mandibles brown to dark brown, maxillar palpi and legs brownish-yellow. Forebody distinctly, the fore abdominal tergites fatty shining. Pubescence fairly long and dense, piceous with golden shine.</paragraph>
<paragraph id="1A2BD42EC25CFF865104FE257946FE6E" blockId="16.[303,794,415,439]" box="[303,794,415,439]" pageId="16" pageNumber="151">
Length:
<quantity id="DD6C79CBC25CFF8651ADFE257858FE6E" box="[390,516,415,439]" metricMagnitude="-3" metricUnit="m" metricValue="9.55" metricValueMax="9.6" metricValueMin="9.5" pageId="16" pageNumber="151" unit="mm" value="9.55" valueMax="9.6" valueMin="9.5">9.5–9.6 mm</quantity>
(with abdomen extended).
</paragraph>
<paragraph id="1A2BD42EC25CFF865104FE65785DFB6E" blockId="16.[303,814,479,1207]" pageId="16" pageNumber="151">Head about as long from neck to anterior margin of front as broad across basal 1/3 (82:81), nearly twice as broad as the neck constriction (81:43); posterior angles broad rounded, effaced, posterior margin straight in the middle; temples slightly convex, more than 3 times as long as eyes (48:15, view from above). Puncturation moderately deep and dense, irregular, much sparser medially, denser anterolaterally and laterobasally; average diameter of the coarsest punctures of the disk about equal to 1/3 cross-section of antennal segment 2; wide interstices between median punctures 2 to 3 times as broad as diameter of punctures; puncturation of temples much finer but denser than that on the disk; the underside punctured rather sparsely and shallowly. Small and close wavy-cellular ground-sculpture visible throughout; less evident, extremely fine on median area of the disk. Antennae fairly long, reaching the basal margin of pronotum, with segments 2–10 inverted conical. Length/width proportions of antennal segments 1–11 as 29/12: 15/10: 18/10: 15/10: 15/10: 15/10: 16/11: 15/11: 16/11: 15/11: 22/10.</paragraph>
<paragraph id="1A2BD42EC25CFF865104FB5A7971F96E" blockId="16.[303,814,1247,1719]" pageId="16" pageNumber="151">Pronotum moderately convex, nearly as broad as head (80:81), by more than 1/5 longer than broad (98:80); lateral sides subparallel (79:80:77); anterior angles angularly, posterior ones broadly rounded; very fine median longitudinal furrow well developed in basal 1/5, more or less distinctly extending as a feeble stroke to the middle of length. Median longitudinal impunctate strip reaching both anterior margin and posterior one, slightly raised in basal part, as broad as 1/10 maximum breadth of pronotum. Puncturation of disk irregular, evidently larger on average than that of head; interstices between punctures near the smooth longitudinal median strip on average evidently smaller than the diameter of punctures.</paragraph>
<paragraph id="1A2BD42EC25CFF865104F9057E4BFF2E" blockId="16.[303,814,1727,1751]" lastBlockId="16.[851,1361,191,247]" pageId="16" pageNumber="151">Ground-sculpture almost absent, only extremely small and vague punctures and scratches visible at high magnification.</paragraph>
<paragraph id="1A2BD42EC25CFF865378FEA57EC1FCEE" blockId="16.[851,1361,287,823]" pageId="16" pageNumber="151">
Elytra moderately convex, rather long and wide, by nearly 1/6 longer than pronotum (115:
<quantity id="DD6C79CBC25CFF865532FE857F0CFE8E" box="[1305,1360,319,343]" metricMagnitude="0" metricUnit="m" metricValue="2.4892" pageId="16" pageNumber="151" unit="in" value="98.0">98 in</quantity>
<typeStatus id="C52F6A8CC25CFF865378FEE579EFFEAE" box="[851,947,351,375]" pageId="16" pageNumber="151" type="holotype">holotype</typeStatus>
), markedly longer than broad (115:97), slightly dilated posteriorly (89:97) behind well developed angularly-rounded humeri. Suture a little shorter than pronotum (92:
<quantity id="DD6C79CBC25CFF86548CFE057E83FE0E" box="[1191,1247,447,471]" metricMagnitude="0" metricUnit="m" metricValue="2.4892" pageId="16" pageNumber="151" unit="in" value="98.0">98 in</quantity>
<typeStatus id="C52F6A8CC25CFF8654CFFE057F19FE0E" box="[1252,1349,447,471]" pageId="16" pageNumber="151" type="holotype">holotype</typeStatus>
), somewhat elevated throughout excluding the very base; flanked with a pair of narrow and shallow sutural impressions; humeral and lateral impressions absent; posterior margin with extremely fine edging visible only in external parts. Puncturation evidently smaller and more regular than that of pronotum, average diameter of punctures on the disk about equal to that on the head. Very shallow irregular point-touch ground-sculpture more or less evident between punctures at high magnification. Winged.
</paragraph>
<paragraph id="1A2BD42EC25CFF865378FCE57E4DFB0E" blockId="16.[851,1361,863,1239]" pageId="16" pageNumber="151">Abdomen uniformly and weakly widened posteriorly, segments 6–7 slightly broader than fore visible segments; abdominal tergites evidently flattened, preapical tergites more convex. Posterior margin of tergite 7 with evident white fringe. Puncturation of fore visible abdominal tergites rather uniform, very fine and dense, somewhat sparser medially; tergites 7–9 punctated much more sparsely. Extremely fine and dense reticular ground-sculpture well-developed throughout but much more feeble on preapical tergites.</paragraph>
<paragraph id="1A2BD42EC25CFF865378FB457E06FA0E" blockId="16.[851,1361,1279,1495]" pageId="16" pageNumber="151">
Male: Medioposterior emargination of abdominal sternite 8 nearly symmetric, moderately broad and deep angularly rounded; spicule rows on the sternite 8 about as in
<taxonomicName id="DD94AFADC25CFF865463FADA7F7CFAAE" authority="Kraatz" authorityName="Kraatz" authorityYear="1857" box="[1096,1312,1376,1399]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="151" phylum="Arthropoda" rank="species" species="geminum">
<emphasis id="28E0083CC25CFF865463FADA7E0BFAAE" box="[1096,1111,1376,1399]" italics="true" pageId="16" pageNumber="151">L</emphasis>
.
<emphasis id="28E0083CC25CFF865443FADA7E97FAAE" box="[1128,1227,1376,1399]" italics="true" pageId="16" pageNumber="151">geminum</emphasis>
Kraatz
</taxonomicName>
, but somewhat shorter owing to the developed emargination of posterior margin (fig. 4); aedeagus as in figs. 1–3.
</paragraph>
<paragraph id="1A2BD42EC25CFF865378FA457E81F9CE" blockId="16.[851,1245,1535,1559]" box="[851,1245,1535,1559]" pageId="16" pageNumber="151">Female: No mature material available.</paragraph>
</subSubSection>
<subSubSection id="528E87A5C25CFF875378F9857977FF44" lastPageId="17" lastPageNumber="152" pageId="16" pageNumber="151" type="etymology">
<paragraph id="1A2BD42EC25CFF865378F9857E03F94E" blockId="16.[851,1360,1599,1687]" pageId="16" pageNumber="151">
<emphasis id="28E0083CC25CFF865378F985798EF98E" bold="true" box="[851,978,1599,1623]" pageId="16" pageNumber="151">Etymology</emphasis>
. The specific name is the Latin adjective
<taxonomicName id="DD94AFADC25CFF8653D8F9E57ED6F9AE" authorityName="Ryvkin" authorityYear="2011" box="[1011,1162,1631,1655]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="16" pageNumber="151" phylum="Arthropoda" rank="species" species="generosum">“generosum</taxonomicName>
” (well-born, thoroughbred, pedigree).
</paragraph>
<paragraph id="1A2BD42EC25DFF875296FF307977FF44" blockId="17.[701,811,138,157]" box="[701,811,138,157]" pageId="17" pageNumber="152">
<emphasis id="28E0083CC25DFF875296FF307977FF44" box="[701,811,138,157]" italics="true" pageId="17" pageNumber="152">Ryvkin A.B.</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="528E87A5C25DFF8750C8FF057BA1FD0E" pageId="17" pageNumber="152" type="diagnosis">
<paragraph id="1A2BD42EC25DFF8750C8FF057BA1FD0E" blockId="17.[227,737,191,727]" pageId="17" pageNumber="152">
<emphasis id="28E0083CC25DFF8750C8FF057B04FF0E" bold="true" box="[227,344,191,215]" pageId="17" pageNumber="152">Diagnosis.</emphasis>
In the shape of the aedeagus, this species is closely related to
<taxonomicName id="DD94AFADC25DFF875220FF5A7B44FECE" authority="Kraatz, 1857" authorityName="Kraatz" authorityYear="1857" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="17" pageNumber="152" phylum="Arthropoda" rank="species" species="geminum">
<emphasis id="28E0083CC25DFF875220FF5A78D6FF2E" box="[523,650,224,247]" italics="true" pageId="17" pageNumber="152">L. geminum</emphasis>
<bibRefCitation id="7E05A9DFC25DFF8752BBFF5A7B44FECE" author="Kraatz, G." pageId="17" pageNumber="152" pagination="377 - 768" refId="ref28441" refString="Kraatz, G. 1857. Staphylinii. Naturgeschichte der Insekten Deutschlands. Abt. 1. Coleoptera. Vol. II. Lief. 3 / 4. Nicolai, Berlin. Pp. 377 - 768." type="book chapter" year="1857">Kraatz, 1857</bibRefCitation>
</taxonomicName>
and differs from the typical form of the latter by the darker colour of elytra, the somewhat narrower neck, the body proportions a bit more slender, the antennae a bit more thick, the somewhat finer and denser head puncturation, the broad-angularly emarginated male abdominal sternite 8 (compare figs. 4 and 7), and the details of structure of the aedeagus (compare figs. 1–3 and 5–6). It can be distinguished from
<taxonomicName id="DD94AFADC25DFF8752E1FDBA781AFDEE" authority="Bernhauer, 1910" authorityName="Bernhauer" authorityYear="1910" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="17" pageNumber="152" phylum="Arthropoda" rank="species" species="dimidiatipenne">
<emphasis id="28E0083CC25DFF8752E1FDBA7BDBFDEE" italics="true" pageId="17" pageNumber="152">L. dimidiatipenne</emphasis>
<bibRefCitation id="7E05A9DFC25DFF8751A5FDA5781AFDEE" author="Bernhauer, M." box="[398,582,543,567]" pageId="17" pageNumber="152" pagination="71 - 72" refId="ref26389" refString="Bernhauer, M. 1910. Zur Staphylinidenfauna des palaarktischen Gebietes. [1]. Societas Entomologica. 25: 71 - 72." type="journal article" year="1910">Bernhauer, 1910</bibRefCitation>
</taxonomicName>
, also found in terra typica of the new species, by the darker colour of elytra, the body proportions somewhat more robust, the more angular emargination of male abdominal sternite 8, and the details of structure of the aedeagus.
</paragraph>
</subSubSection>
<subSubSection id="528E87A5C25DFF8750C8FD457895FCA1" pageId="17" pageNumber="152" type="discussion">
<paragraph id="1A2BD42EC25DFF8750C8FD457895FCA1" blockId="17.[227,737,767,888]" pageId="17" pageNumber="152">
<emphasis id="28E0083CC25DFF8750C8FD457B0FFCCE" bold="true" box="[227,339,767,791]" pageId="17" pageNumber="152">Remarks.</emphasis>
This unexpected new species seems to be a derivative of
<taxonomicName id="DD94AFADC25DFF8751F8FC9A78F7FCEE" authority="Kraatz" authorityName="Kraatz" authorityYear="1857" box="[467,683,800,823]" class="Insecta" family="Staphylinidae" genus="Lathrobium" kingdom="Animalia" order="Coleoptera" pageId="17" pageNumber="152" phylum="Arthropoda" rank="species" species="geminum">
<emphasis id="28E0083CC25DFF8751F8FC9A780BFCEE" box="[467,599,800,823]" italics="true" pageId="17" pageNumber="152">L. geminum</emphasis>
Kraatz
</taxonomicName>
(see above). It arose likely from an isolation of the local population near the border of the range.
</paragraph>
</subSubSection>
</treatment>
</document>
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