Ogulnius laranka, Dupérré & Tapia, 2017

Dupérré, Nadine & Tapia, Elicio, 2017, On some minuscule spiders (Araneae: Theridiosomatidae, Symphytognathidae) from the Chocó region of Ecuador with the description of ten new species, Zootaxa 4341 (3), pp. 375-399 : 382-383

Ogulnius laranka new species

FIgS 9–12 , 41

Type material. MAlE HOlOtypE frOM EcUADOr, COtOpAxI PrOvINcE, OTONGA BIOlOgIcAl RESErvE (-00.42261 - 79.5107), 04–07.Ix.2014, SIftINg lIttEr, BErlESE, E. TApIA, C. TApIA, N. DUpérré ( QCAZ) . MAlE pArAtypE frOM EcUADOr, COtOpAxI PrOvINcE, OTONGA BIOlOgIcAl RESErvE (-00.42261 -79.5107), 04–07.Ix.2014, bEAtINg, E. TApIA, C. TApIA, N. DUpérré ( ZMH) ; fEMAlE AllOtypE frOM EcUADOr, COtOpAxI PrOvINcE, OTONGA BIOlOgIcAl RESErvE (-00.42261 -79.5107), 04–07.Ix.2014, SIftINg MOSSES, BErlESE, E. TApIA, C. TApIA, N. DUpérré ( QCAZ) .

Additional material examined. ECUADOR: Cotopaxi Province: OTONGA BIOlOgIcAl, 24–30.v.2014, 1 ♂, HAND cOllEctINg, E. TApIA, C. TApIA, N. DUpérré ( ZMH).

Etymology. THE SpEcIfIc NAME IS A NOUN IN AppOSItION tAkEN frOM tHE KIcHWA lANgUAgE WOrD fOr “OrANgE” IN rEfErENcE tO tHE UNIfOrMly OrANgE cOlOUrAtION Of tHE SpIDEr.

Diagnosis. BOtH MAlES AND fEMAlES ArE DIStINgUISHED frOM All SpEcIES by tHEIr cOMplEtEly brIgHt OrANgE cOlOUrAtION. FUrtHErMOrE, MAlES ArE DIffErENtIAtED by tHE ExtrEMEly lONg lAtErAl ArM Of tHE MESAl EMbOlIc ApOpHySIS ( FIg. 9 ) AND fEMAlES ArE DIStINgUISHED frOM All Ogulnius ExcEpt O. paku n. sp. by tHE INtErrUptED grOOvE WItH pOckEt-lIkE StrUctUrES; frOM Ogulnius paku n. sp. by tHEIr MOrE ElONgAtED SpErMAtHEcAE AND cUrvED fErtIlIZAtION DUctS ( FIg. 12 ).

Description. Male (holotype): TOtAl lENgtH: 1.5; cArApAcE lENgtH: 0.5; cArApAcE WIDtH: 0.4, AbDOMEN lENgtH: 1.0; AbDOMEN WIDtH: 0.9; AbDOMEN HEIgHt: 1.0. CEpHAlOtHOrAx: CArApAcE brIgHt OrANgE; pArS cEpHAlIcA ElEvAtED, pArS tHOrAcIcA SlOpINg grADUAlly ( FIg. 41 ). ClypEUS HIgH (2x AME). CHElIcErAE OrANgE; cHElIcErAl tEEtH NOt ObSErvED. StErNUM OrANgE, trUNcAtE, rEtIcUlAtE, StErNAl pIt SMAll, SEpArAtED by 3.5x tHEIr DIAMEtEr. ENDItES AND lAbIUM OrANgE. EyES: EIgHt, AbOUt EqUAl SIZE, SUrrOUNDED by blAck pIgMENtAtION; AME AND LE rOUNDED, PME SOMEWHAt trIANgUlAr; AME SlIgHtly SEpArAtED, AME-ALE SlIgHtly SEpArAtED, LE tOUcHINg, PLE-PME SlIgHtly SEpArAtED, PME SEpArAtED by tHEIr DIAMEtEr. AbDOMEN: OvAl, DOrSAlly UNIfOrMly brIgHt OrANgE ( FIg. 41 ); vENtrAlly brIgHt OrANgE SlIgHtly SUffUSED WItH grEy AlONg EpIgAStrIc fUrrOW. LEgS: BrIgHt OrANgE; lEgS tOtAl lENgtH 1.5/1.4/0.9/ 1.1; lEg fOrMUlA 1243. GENItAlIA: CyMbIUM ScOOp-SHApED, rOUNDED ApIcAlly ( FIg. 9 ); pArAcyMbIUM trIANgUlAr WItH ApIcAl SEtA ( FIg. 10 ); cONDUctOr SEMI-trANSpArENt, vEry lArgE ( FIg. 9 ); tEgUlUM SMAll, SItUAtED AbOvE tHE EMbOlUS bASE; MESAl EMbOlIc ApOpHySIS ExtrEMEly lONg ENcIrclINg tHE pAlp; EMbOlUS bASE lArgE, EMbOlUS lONg, ApIcAlly WItH trUMpEt-lIkE OpENINg ( FIg. 10 ); MEDIAN ApOpHySIS lArgE, plAtE-lIkE, WItH ONE HOOk-SHApED prONg ApIcAlly ( FIg. 9 ).

Female (allotype): TOtAl lENgtH: 2.1; cArApAcE lENgtH: 0.6; cArApAcE WIDtH: 0.6, AbDOMEN lENgtH: 1.5; AbDOMEN WIDtH: 1.3; AbDOMEN HEIgHt: 1.5. CEpHAlOtHOrAx AND EyES: AS IN MAlE. AbDOMEN: AS IN MAlE. LEgS: COlOUrAtION AS IN MAlE; lEgS lENgtH 1.5/1.4/1.1/1.4; lEg fOrMUlA 1243. GENItAlIA: EpIgyNAl plAtE flAt StrIAtED, WItH SMAll rOUNDED INDENtAtION MEDIAlly, WItH grOOvE DISjUNct AND tWO pOckEt-lIkE fEAtUrES ( FIg. 11 ). SpErMAtHEcAE ElONgAtED, cylINDrIcAl AND jUxtApOSED; cOpUlAtOry DUctS NArrOW INItIAlly, ENlArgINg, WItH tHrEE lOOpS; fErtIlIZAtION DUctS SHOrt AND cUrvED ( FIg. 12 ).

Distribution. EcUADOr: KNOWN ONly frOM tHE typE lOcAlIty.

Natural history. MOSt SpEcIMENS WErE cOllEctED IN SEptEMbEr, SIftINg MOSS Or lIttEr.

Figures

FIGURES 9 – 12. Ogulnius laranka n. sp. 9. Palp, prolateral view. 10. Palp, retrolateral view. 11. Epigynum, ventral view. 12. Internal genitalia, dorsal view. FIGURES 13 - 14. Ogulnius puku n. sp. 13. Epigynum, ventral view. 14. Internal genitalia, dorsal view.

FIGURES 39 – 42. Habitus dorsal view. 39. Male, Chthonos kuyllur n. sp. 40. Male, Naatlo mayzana n. sp. 41. Male, Ogulnius laranka n. sp. 42. Female, Ogulnius puku n. sp.