Epimelitta penicillata, Casari & Santos-Silva, 2016

Casari, Sônia A. & Santos-Silva, Antonio, 2016, Two new species of Epimelitta Bates from Brazil and a new synonymy in Stenopseustes Bates (Coleoptera, Cerambycidae, Cerambycinae, Rhinotragini), Zootaxa 4083 (3), pp. 371-384 : 379-382

Epimelitta penicillata sp. nov.

( FIgS. 33–40 )

Description. Male holotype ( FIgS. 33–40 ). INTEgUmENT bLAck ExcEPT foR REDDISh-bRowN moUThPARTS. ScAPE AND moST of PEDIcEL DARk REDDISh-bRowN. ANTENNomERES III–IV REDDISh-bRowN. ANTENNomERE V REDDISh-bRowN AT bASE, DARk-bRowN oN REmAININg SURfAcES. REmAININg ANTENNomERES DARk-bRowN bEcomINg gRADUALLy bLAckER TowARD DISTAL ANTENNomERES. PRo- AND mESofEmoRA DARk REDDISh-bRowN. PRo- AND mESoTIbIAE DARk REDDISh-bRowN. MoST of PEDUNcLE of mETAfEmoRA yELLow. ELyTRA wITh LARgE yELLowISh-bRowN AREA ( FIg. 33 ).

Head. FRoNS moDERATELy fINELy, AbUNDANTLy PUNcTATE ExcEPT foR SmALL, SmooTh, SUbTRIANgULAR cENTRAL AREA cLoSE To cLyPEUS AND ALoNg LoNgITUDINAL SULcUS; wITh vERy ShoRT, SPARSE SETAE oN PUNcTATE REgIoN, INTERSPERSED wITh LoNg SETAE cLoSE To LowER EyE LobES. LoNgITUDINAL SULcUS DISTINcT fRom cLyPEUS To AREA bETwEEN ANTENNAL TUbERcLES . AREA bETwEEN ANTENNAL TUbERcLES AND vERTEx moDERATELy fINELy, AbUNDANTLy PUNcTATE (PUNcTURES coARSER ThAN oN fRoNS); wITh ShoRT, SPARSE SETAE, SomEwhAT LoNgER, moRE AbUNDANT oN LATERAL vERTEx. AREA bETwEEN LowER EyE LobES AND PRoThoRAx fINELy, AbUNDANTLy PUNcTATE cLoSE To EyE, SmooTh TowARD PRoThoRAx ; AREA cLoSE To EyE wITh LoNg AND vERy LoNg SETAE. GENAE fINELy, AbUNDANTLy PUNcTATE, wITh ShoRT SPARSE SETAE ExcEPT foR SmooTh, gLAbRoUS DISTAL REgIoN. SUbmENTUm moDERATELy coARSELy, DENSELy PUNcTATE; wITh ShoRT, EREcT, moDERATELy SPARSE SETAE. DISTANcE bETwEEN UPPER EyE LobES 0.8 TImES LENgTh of ScAPE; DISTANcE bETwEEN LowER EyE LobES IN fRoNTAL vIEw 0.3 TImES LENgTh of ScAPE. ANTENNAE 1.9 TImES LoNgER ThAN ELyTRA; REAchINg ELyTRAL APEx AT DISTAL hALf of ANTENNomERE X. ScAPE moDERATELy coARSELy, AbUNDANTLy PUNcTATE oN bASAL hALf, gRADUALLy SPARSER TowARD APEx; wITh LoNg, moDERATELy SPARSE SETAE INTERSPERSED wITh vERy LoNg SETAE (mAINLy DoRSALLy). ANTENNomERES III–IV wITh moDERATELy LoNg , SPARSE vENTRAL SETAE (DENSER oN III). ANTENNomERE III fILIfoRm. ANTENNomERES IV–X gRADUALLy ExPANDED TowARD APEx, SLIghTLy SERRATE oN oUTER SIDE. ANTENNAL foRmULA bASED oN ANTENNomERE III: ScAPE = 1.04; PEDIcEL = 0.39; IV = 0.69; V = 1.00; VI = 0.87; VII = 0.85; VIII = 0.65; IX = 0.65; X = 0.48; XI = 0.74.

Thorax. PRoThoRAx SLIghTLy wIDER ThAN LoNg (mAxImUm wIDTh AboUT 1.1 TImES LENgTh); SIDES RoUNDED . PRoNoTUm coARSELy, DENSELy PUNcTATE-ALvEoLATE ExcEPT foR SmooTh, NARRow bAND AT ANTERIoR mARgIN; wITh LoNg , moDERATELy AbUNDANT SETAE ThRoUghoUT ; wITh NARRow bAND of DENSE, yELLowISh-SILvER SETAE cLoSE To ANTERIoR AND bASAL mARgINS (ThESE bANDS coNvERgE oN SIDE of PRoThoRAx bUT ARE DISTINcTLy NoT INTERcoNNEcTED) . SIDES of PRoThoRAx DENSELy PUNcTATE-ALvEoLATE ADjAcENT To bANDS of SETAE ; moDERATELy coARSELy, SPARSELy PUNcTATE cLoSE To ANTERIoR mARgIN; bASAL AREA of hyPomERoN moDERATELy fINELy PUNcTATE-STRIATE TowARD cENTER, SUbSmooTh TowARD bASAL mARgIN; wITh LoNg , moDERATELy AbUNDANT SETAE . PRoSTERNUm coARSELy, DENSELy PUNcTATE ExcEPT foR SUbSmooTh, NARRow bAND cLoSE To ANTERIoR mARgIN; wITh LoNg, AbUNDANT SETAE oN PUNcTATE REgIoN. PRoSTERNAL PRocESS DISTINcTLy NARRowED AT cENTER wITh moDERATELy AbUNDANT, LoNg SETAE . PRocoxAL cAvITIES PoSTERIoRLy oPEN. MESoSTERNUm fINELy, DENSELy PUNcTATE; wITh ShoRT, moDERATELy AbUNDANT SETAE INTERSPERSED wITh LoNg SETAE . MESEPISTERNA wITh DENSE, yELLowISh-SILvER SETAE oN LARgE bAND cLoSE To mESEPImERA. METEPISTERNA moDERATELy coARSELy, DENSELy PUNcTATE; wITh LoNg , moDERATELy AbUNDANT SETAE . METASTERNUm moDERATELy coARSELy, AbUNDANTLy PUNcTATE ThRoUghoUT; wITh LoNg , moDERATELy AbUNDANT SETAE ThRoUghoUT ; wITh TRANSvERSE, SLIghTLy DENSE bAND of ShoRT SETAE ALoNg mETAcoxAL cAvITIES. ScUTELLUm DENSELy PUbEScENT. ELyTRA REAchINg mIDDLE of fIRST AbDomINAL SEgmENT; moDERATELy coARSELy, SPARSELy PUNcTATE oN LIghT AREA bUT DISTINcTLy DENSE oN bLAck AREA AND APEx; wITh LoNg , moDERATELy AbUNDANT SETAE oN bASAL ThIRD, DISTINcTLy ShoRTER TowARD DISTAL ThIRD; wITh ShoRT , SPARSE SETAE oN REmAININg SURfAcE. Legs. PRofEmoRA fUSIfoRm; mESo- AND mETAfEmoRA moRE DISTINcTLy cLAvATE; cLUb of mETAfEmoRA NoTAbLy ELoNgATE; cLUb of PRofEmoRA PUNcTATE oNLy oN DISTAL hALf; cLUb of mESo- AND mETAfEmoRA coARSELy, AbUNDANTLy PUNcTATE (mAINLy mETAfEmoRA); cLUb of fEmoRA wITh EREcT, LoNg SETAE (DISTINcTLy LoNgER oN mETAfEmoRA). METATIbIAE wITh LoNg , moDERATELy AbUNDANT SETAE ExcEPT foR DENSE bRUSh of SETAE oN DoRSAL SURfAcE, fRom AboUT mIDDLE To SIxTh DISTAL (NoT REAchINg APEx). METATARSomERE I 1.35 TImES LoNgER ThAN combINED LENgTh of II–III.

Abdomen. CyLINDRIcAL. VENTRITES I–IV fINELy, DENSELy PUNcTATE (LESS So oN cENTER of vENTRITE I); wITh ShoRT (SLIghTLy LoNgER LATERALLy), moDERATELy AbUNDANT SETAE INTERSPERSED wITh LoNg SETAE. VENTRITE V fINELy, DENSELy PUNcTATE bUT fINER ThAN oN REmAININg vENTRITES; wITh ShoRT, AbUNDANT SETAE LATERALLy, DISTINcTLy ShoRTER cENTRALLy; wITh moDERATELy LoNg SETAE; APEx wIDELy EmARgINATE, wITh LATERAL fLAPS SLIghTLy ELEvATED.

Female ( FIgS. 37–40 ). ChRomATIc vARIATIoN: ANTENNomERES III–IV SomEwhAT DARkER; PRo- AND mESofEmoRA DARk-bRowN; bASE of mESoTIbIAE yELLowISh-bRowN. BANDS of DENSE SETAE oN ThoRAx goLDEN (ALSo covERINg PART of mESEPImERA). PUbEScENcE of ScUTELLUm goLDEN. VENTRITES I–IV wITh DISTINcT, NARRow bAND of goLDEN PUbEScENcE fRom mIDDLE of oNE SIDE To ThE oThER.

FRoNS coARSER PUNcTATE ThAN oN mALE. DISTANcE bETwEEN UPPER EyE LobES ALmoST EqUAL To LENgTh of ScAPE; DISTANcE bETwEEN LowER EyE LobES 0.85 TImES LENgTh of ScAPE. ANTENNAE 1.9 TImES ELyTRAL LENgTh, REAchINg ELyTRAL APEx AT AboUT mIDDLE of ANTENNomERE IX. AbDomEN fUSIfoRm; APEx of vENTRITE V TRUNcATE.

Dimensions in mm (male holotype /female). ToTAL LENgTh (fRom mANDIbULAR APEx To AbDomINAL APEx), 8.50/ 9.00–9.40; PRoThoRAx: LENgTh, 1.25/1.45–1.50; ANTERIoR wIDTh, 1.15/1.30–1.50; PoSTERIoR wIDTh, 1.20/1.35–1.40; LARgEST wIDTh, 1.40/1.55–1.70; hUmERAL wIDTh, 1.45/1.65–1.75; ELyTRAL LENgTh, 2.35/2.50–2.55.

Type material. HoLoTyPE mALE fRom BRAZIL, Rio Grande do Sul: PoRTo ALEgRE (“JARDIm BoTâNIco”, “ Em UmbELLIfERAE”), 21.XI.1994, A. FRANcESchINI coL. ( MZSP) . PARATyPES—BRAZIL, Santa Catarina: NovA TEUTôNIA, IX.1940 [No coLLEcToR INDIcATED], fEmALE ( MZSP) ; XI.1941 [No coLLEcToR INDIcATED], fEmALE (MZSP).

Etymology. ThE SPEcIfIc EPIThET IS A DERIvATIvE of ThE LATIN woRD penicillium (= wITh bRUSh), REfERRINg To ThE mETATIbIAE of ThE mALE.

Remarks. Epimelitta penicillata sp. nov. DIffERS fRom E. prodigiosa sp. nov. AS foLLowS: bASAL ThIRD of ThE ELyTRA hAvINg LoNg, moDERATELy AbUNDANT SETAE; No PUbEScENcE oN ThE mETASTERNUm AND mETEPISTERNA bUT wITh DISTINcTLy moRE AbUNDANT LoNg SETAE; ELyTRA PRoPoRTIoNALLy ShoRTER; mETATIbIAE wITh bRUSh of SETAE; mETATIbIAE wITh SINgLE coLoR; vENTRITES wITh moRE AbUNDANT SETAE; IN fEmALE, vENTRITES I–IV wITh DISTAL bAND of PUbEScENcE comPLETE fRom SIDE To SIDE. IN E. prodigiosa sp. nov. ThE bASAL ThIRD of ThE ELyTRA hAS ShoRTER AND SPARSER SETAE, ThE mETASTERNUm AND mETEPISTERNA ARE DENSELy PUbEScENT wITh SPARSER LoNg SETAE, ThE ELyTRA ARE PRoPoRTIoNALLy LoNgER AND ThE mETATIbIAE ARE bIcoLoRoUS AND hAvE No bRUSh of SETAE, ThE SETAE oN vENTRITES ARE DISTINcTLy SPARSER AND ThE bAND of PUbEScENcE of APEx of vENTRITES I–IV IS NoT comPLETE bETwEEN SIDES. IT DIffERS fRom E. mneme (NEwmAN, 1841) by ThE DISTINcTLy LoNgER SETAE oN ThE bASAL qUARTER of ELyTRA (ShoRTER IN E. mneme ), ThE LAck of PUbEScENcE oN EIThER SIDE of ThE ScUTELLUm (PRESENT IN E. mneme ) AND by ThE NoTAbLy moRE ELoNgATE mETAfEmoRA wITh cLUb ThAT AREN’T NoTAbLy ENLARgED (ShoRTER AND cLUb NoTAbLy ENLARgED IN E. mneme ). IT cAN bE SEPARATED fRom E. euphrosyne ( NEwmAN, 1840) by ThE AbSENcE of PUbEScENT bANDS oN ThE ELyTRA (PRESENT IN E. euphrosyne ) AND ThE DISTINcTLy SLENDER mETAfEmoRAL cLUb (ThIckER IN E. euphrosyne ). IT DIffERS fRom E. bicolor ( BATES, 1873) by ThE AbSENcE of PUbEScENcE (PRESENT IN E. bicolor ) AND PRESENcE of LoNg SETAE (AbSENT IN E. bicolor ) AT ThE bASE of ThE ELyTRA AND by ThE vERy SLIghTLy ELEvATE fLAPS oN vENTRITE V of mALE (NoTAbLy ELEvATE IN E. bicolor ). IT IS DISTINgUIShED fRom E. melanaria ( GoUNELLE, 1911) by ThE AbSENcE of PUbEScENcE oN ThE PRoNoTUm (DISTINcTLy PUbEScENT IN E. melanaria ) AND by ThE AbSENcE of PUbEScENT bANDS oN ThE ELyTRA (PRESENT IN E. melanaria ).

Figures

FIGURES 33 – 40. Epimelitta penicillata sp. nov. 33 – 36, holotype male: 33 – 35, habitus (dorsal, ventral, lateral); 36, head (frontal). 37 – 40, paratype female: 37 – 39, habitus (dorsal, ventral, lateral); 40, head (frontal).