Description Of A New Anotylus Species From Madagascar And The Female Of Anotylus Flavipennis From Laos (Coleoptera: Staphylinidae: Oxytelinae)
Makranczy, György
Acta Zoologica Academiae Scientiarum Hungaricae
2013
2013-09-30
59
3
187
195
66Y5S
Makranczy, 2013
Makranczy
2013
[620,853,722,748]
Insecta
Staphylinidae
Anotylus
Animalia
Coleoptera
4
191
Arthropoda
species
steineri
sp. nov.
Typematerial– Holotype(majorm): MADAGASCAR: Fianarantsoa, 7kmWRanomafa- na, 21°16’S, 47°25’E, 1100m, 22-31.X.1988, leg. W.E. Steiner( MAD1S90 046) ex: flight inter- cepttrap / yellowpantrapwithmalaise ( USNM, barcode: SM0104175); Paratypes: Mada- gascarEst [ Fianarantsoa], ParcNationaldeRanomafana, Ambodiamontana[ 21°15’42”S, 47°25’23”E’], 850-1000m, 26-27.I.1993, leg. J. Janák(2 f, collJanák, 1 f, SEMC); MadagascarEst[ Fianarantsoa], MassivAmbondrombe, Ikokaenv.[ 21°52’10”S, 47°12’30”E], 1100- 1200m, 9-10.III.1996, leg. J. Janák& P. Moravec, forêthumide, tamisagescrêteAmboasa, camp 1 (1 f, collJanák); Madagascar[ Toamasina], Maromizapr., Tamatavedistr., Maromizaha[ 18°58’S, 48°27’E], 21-24.XI.1995, leg. J. Stolarczyk(1 f, coll Janák). Description– Measurements (in mm, m, n = 1): HW = 1.29; TW = 1.40; PW = 1.44; SW = 1.46; AW = 1.65; HL = 0.96; EL = 0.31; TL = 0.51; PL = 0.99; SL = 1.23; SC = 1.05; FB = 3.31; BL = 6.06; (f, n = 5): HW = 0.99 (0.96–1.04); TW = 0.95 (0.91–1.00); PW = 1.18 (1.12–1.27); SW = 1.23 (1.17– 1.31); AW = 1.46 (1.38–1.60); HL = 0.63 (0.58–0.71); EL = 0.29 (0.28–0.31); TL = 0.17 (0.14–0.23); PL = 0.89 (0.82–0.95); SL = 1.04 (0.98–1.11); SC = 0.93 (0.88–1.00); FB = 2.73 (2.61–2.89); BL = 5.30 (4.61–6.04). Headblackishdarkbrownwithreddishtint, fronsfromsupraanten- nalridgestotheclypeusareaalittlelighter, morereddish. Mandiblesblackishbutother mouthpartscontrastinglyyellowish, maxillarypalpreddishdarkbrownwithlastarticle usuallylighter. Antennaewithfirstarticlereddish, secondwithreddishbaseanddark apex, 3rdand 4threddishdarkbrown, restblackexcepttip (apical 1/3) ofterminalarticle yellow. Pronotumdarkbrown, withblackishedges, discslightlymorereddish. Elytramediumtodarkbrown, discoccasionallysomewhatlighterinspots, puncturesandlongitudinalimpressionsmoreblackish. Scutellumblackishbutanteriadandlateradwithlighteror- angeishareasapparent, whennotcoveredbyposteriorpronotaledge. Abdomendorsally reddish-orangeishmediumbrown, bordersofbasalridgesmarkedblack, posteriadbasal portionsoftergites (alongbasolateralridges) blackishaswellasposterioredgessomewhat darker. Ventralpartofabdomenyellowish, aswellascoxaeandfemora (exceptdarkerapicalring), tibiaeandtarsimoremediumbrown. VentralcolourationotherwiseasinFig. 4. Body (Fig. 5) rathershining, althoughdenselysculptured, interspacessmoothandgivea lustrousappearance. Headfinelyandsparselypunctured, templeswithstrongerstrigose microsculpture, discmoreshallowlyanddenselystriate. Twopairsoflargerspursappear nearsupraantennalridgesandposteriadeyes. Vertexwithapairofshallowimpressions inmiddleofdisc. Clypeusdoesnotprojectforwardfromfrons, itisembeddedinthefront lineofhead, markedbyaslightlydepressedoutline. Neckshallowlycoriaceousmicro- Figs 4–5. Anotylus steineri sp. n., male: 4 = habitus, ventral view, 5 = habitus, dorsal view. 6–8, 0.10 mmfor Fig. 9. Figs 6–9. Anotylus steineri sp. n.: 6 = male sternite VIII (setae shown only on left side), 7 = aedeagus, frontal view, 8 = aedeagus, lateral view, 9 = spermatheca. Scales: 0.20 mm for Figs sculptured, delineatedwithdeep, shinygroove. Antennaewith 5–11 articlesfinelysetose andfinepapillatemicrosculpturemakingthemappeardull. Pronotum 5-sulcate, median longitudinallinemostlyappearsasafineimpressedline, exceptposterior 1/3 whereformingamediansulcus. Paramedialsulcimoderatelydeep, paralateraldepressionsrunwhole length of disc, moderately deep and not too wide, at 2/5 length with a depressed area to the pronotalmargin. Paralleltopronotalmarginwithasharpridgethatclosesoutagradually narrowingstriperunningtoposteriorcorner. Posteriorcornersobtuse-angledbutnarrowlyroundedwithalmostinsignificantconcavitybeforeangles. Lateralmargindeflexed, nar- rowandsmooth. Pronotumdominantlyshinywithscatteredpuncturesofvaryingsizes, onlyoccasionalstriatemicrosculpture. Twopairsofstrongerspursinsidelateralmarginin anterior 1/3 andapairnearposteriorcorners, anotheratanterioredgedividingthewidth toequalspaces. Elytrawithepipleuralridgecontinuinginagentlydeflexedandshinyposteriormarginalbead, laterallongitudinalridgefullyformedyetnottoosharp. Suturalstria moderatelymarked, intervalbetweenstriaandsuturesmooth. Scutellumbluntlypointed posteriorly, withlaterallobesverylargeandround, almostconfluentatanteriorborders, whilemedianlobeverynarrowandprojectingmuchforward. Elytralsculptureconsistsof deeperandmoreequallydispersedandsizedpunctures (withshinyinterspaces) thatlater- allyandposteriorlytendtobemoreoblong, withsubstrigoseappearance. Posteriorelytral marginsalmoststraightandalmostatrightanglestosuture. Apicesofprotibiaeverygen- tlyconstricted, meso-andmetatibiaewithctenidiaofspinulesinposterior 4/7, otherwise alltibiaewithadarkerspurbeforemiddleandrowsofspines. Tarsalformula 3–3–3, apical tarsomereslightlycurvedandratherelongate. Abdomenwithveryfinecoriaceousmicrosculptureandshallow, sparsepunctures. Laterosternitesverywideonlyon 2ndsegment, 3rdand 4thmoremoderately, posteriadrathernarrowtonotapparent. Primaryandsecondarysexualcharacters. Maletemplesratherenlargedandbroad- ened, stronglydevelopedspecimenasonFig. 5. Femaletemplesmuchshorter, usually notexceedingthelengthoftheeye, oftenbarelylongerthanhalfofit, widthlessthan headwidthateye. MalesterniteVIIsimple (unmodified) onapex. MalesterniteVIII ( Fig. 6) broadlyemarginateinmiddle, tergiteIXwithventralstrutratherslender, shorterthan breadthofthatplate, inacuteangle (almostrightangle) tobasalmargin, sterniteIXmissing. MaletergiteXwithnoapparentmodification. FemalesterniteVIIIalmoststraighton apicalmargin, slightlysinuateinmiddle. AedeagusasinFigs 7–8, spermathecaasinFig. 9. Etymology– Thespeciesisnamedafterthecollectoroftheholotype, WarrenE. Steiner (SmithsonianInstitution, WashingtonDC, USA) whoparticipatedintheRanomafanaNa- tional Park Project (RNPP) that ran between 1988 and 1993. Remarks– HAmmoNd (1976 b)notes that the sister to the crassicornisgroup isnotlikelytobefoundinAfrica. Indeed, mostoftheAfrotropical Anotylusspecieshaveratherdistantrelationshipstoboththe A. crassicornisgroupand theheredescribednewspecies. Forthelatteritisprematuretoerectanew speciesgroup, butitsunusualaedeaguscertainlygivesjustificationforittobe consideredunique. ThemuchbrightercolouroftheventralpartoftheabdomenisaveryrarefeatureinthestaphylinidsubfamilyOxytelinae. Aliving specimenmovesaroundwithabdomenturneduprightandshakenvividly, so thiscolourpatternmayalsohavesomebiologicalfunction. * Acknowledgements– Theauthorwishestoexpressthankstocuratorsofthementioned institutions: WolfgangSchawaller (SMNS), StephanBlankandLutzBehne (SDEI), Zachary H. Falin (SEMC), toLotharZerche (Eberswalde) forhishospitalityduringtheauthor’ svisit, toJiříJanák (RytněnadBílinou, CzechRepublic) fortheMadagascarmaterial, toHarald SchillhammerofNaturhistorischesMuseumWien (NHMW, Austria) forhisoutstanding habitusphotosandtoLiangLü ( Beijing, China) forinformationsontypesandlettingme usephotosbelongingtotheInstituteofZoology, ChineseAcademyofSciences.
1988-10-22
1988-10-31
1988-10-22
USNM
W. E. Steiner
Madagascar
1100
-21.266666
Fianarantsoa
1264
47.416668
4
191
MAD1, SM0104175
1
Fianarantsoa
holotype
1993-01-26
1996-03-10
1993-01-26
SEMC
J. Janak & MadagascarEst & MassivAmbondrombe & Ikokaenv. & P. Moravec & Madagascar & Maromizapr. & Tamatavedistr. & Maromizaha & J. Stolarczyk & Janak
Madagascar
925
-18.966667
Ambodiamontana
1273
48.45
4
191
1
Fianarantsoa
paratype