Sabethes (Peytonulus) undosus Coquillett

OUR SpEcImENS HaVE all THE cHaRacTERS dEScRIbEd IN HOWaRd et al. (1915), aNd THE fOURTH-INSTaR laRVaE (FIg. 4G) aNd malE gENITalIa (FIg. 4H) WERE IdENTIfIEd aS Sa. undosus USINg THE dEScRIpTION bY THaT aUTHOR. MalE gENITalIa: NINTH TERgUm WITH bROad INTERlObUlaR SpacE, SlIgHTlY cONVEX IN THE mIddlE, EacH lObE WITH 4 SlENdER SETaE; STEm Of gONOSTYlUS SHORT, HEad laRgE, lObE C SHORT aNd cURVEd WITH THE ENd ENlaRgEd aNd STRIaTEd. THE laRVaE Of Sa. undosus caN bE IdENTIfIEd bY pRESENT abdOmINal SEgmENT VII WITH a paIR Of SImplE cURVEd HOOKS (SETa 1-VII); cOmb ScalES IN a SINglE ROW; SIpHON INdEX mORE THaN 4.0; SETaE 2– 4-X EacH WITH 3 bRaNcHES; SETa 1-X WITH 2 OR 3 bRaNcHES.

Bionomics and distribution. LaRVaE WERE cOllEcTEd fROm THE INTERNOdES Of Guadua SpEcIES Of bambOO ( POacEaE) WITH laRVaE Of Wy. (Miamyia) codiocampa DYaR & KNab. CURRENT dISTRIbUTION IN CENTRal aNd SOUTH AmERIca: ARgENTINa, BElIzE, BOlIVIa, BRazIl, COlOmbIa, COSTa RIca, EcUadOR, FRENcH GUIaNa, GUYaNa, HONdURaS, NIcaRagUa, PaNama, PaRagUaY, PERU, TRINIdad aNd TObagO, VENEzUEla (WalTER REEd BIOSYSTEmaTIcS UNIT, 2013; ROSSI, 2015). Sabethes undosus WaS REcORdEd pREVIOUSlY fROm CHacO aNd MISIONES pROVINcES. IT IS REcORdEd HERE fROm CORRIENTES PROVINcE.

Collection data. CORRIENTES PROVINcE: SaN CaYETaNO, RIacHUElO, IX-2012 2 L, 29- IV-15 1 M, LE, PE, MG, 5- VI- 15 1 L. CampOS aNd AlVaREz cOll. aNd dET. SpEcImENS IMR. CUL 22-001 TO -002 ; ILPLA.CUL 22-001 aNd -002.