Trichouropodella taiwanica, Kontschán, 2014

Kontschán, Jenõ, 2014, New Uropodina Mites (Acari: Mesostigmata) From A Taiwanese Cryptomeria Japonica (Taxodiaceae) Plantation, Acta Zoologica Academiae Scientiarum Hungaricae 60 (1), pp. 57-71 : 59-62

Trichouropodella taiwanica sp. n.

(Figs 2–16)

Materialexamined. Holotype. Onefemale ( HNHM) AS911, TaiwanT09-12, Taiwan, NantouCounty , Shuili, township, Renlun), experimentalforestarea, ~3 kmwestto theStation, N23°43.694’, E120°53.600’, 1344 m, Cryptomeriajaponica plantation, frommoss, 09.X.2009, leg. L. Dányi & E. Lazányi. Paratypeonemale ( NHMG), localityanddatesame asofholotype.

Diagnosis. Dorsalpartofidisomawithoutornamentation, majorityof ventralpartofidiosomasmooth, reticulatesculpturalpatternsituatedonly betweenpedofossaeIV. Dorsalandventralsetaeverylong, thinandsituated onsmallprotuberances. Genitalshieldoffemalelinguliform, withsmooth surface. Setae ad1 and ad2 uniforminshapeandlength.

Description. Female. Lengthofidiosoma 1140 μm, width 950 μm (n = 1). Shapeofidiosomaoval, posteriormarginrounded, colorbrown, wholeidiosomastronglysclerotized.

Dorsalidiosoma (Fig. 2). Marginalanddorsalshieldsfusedanteriorly. Marginal shieldwithoutornamentation, onlywithnumeroussmallprotuberancesonsurfaceofdorsalshield. Smallprotuberancesbearingshort (ca 20–25 μm), verynarrowandneedle- like setae. Setaeonmarginalshieldsimilarinshapeandlengthtodorsalsetae, ornamentation onmarginalshieldlacking.

Ventralidiosoma (Fig. 3). Sternalsetae (St1–4) short (ca 8–10 μm), smoothandnee- dle- like. St1 situatednearanteriormarginofsternalshield, St2 atlevelofcentralareaof coxaeII, St3 atlevelofanteriormarginofcoxaeIII. St4 situatedatlevelofanteriormargin ofcoxaeIV, St5 absent (Fig. 7). Surfaceofsternalshieldsmooth, butsomeovalpitscanbe seenbetweencoxaeIIIandIV. Onepairoflyriformfissuressituatednear St1. Ventralshield neotrichous, bearingshort (ca 25–30 μm), verythinneedle- likesetae (Figs 4–5). Preanalline present. Ventralshieldsmooth, somepit- likestructuressituatedbetweenpedofossaeIV (Fig. 5) andsmallareaofreticulatesculpturalpatternplacedanteriortopreanalline. Poste- riortopreanallinethreepairsoflong (ca 40–45 μm) andneedle- likesetae (onepairofven- tralsetaeandtwopairsofadanalsetae), andoneshort (ca 9 μm) andneedle- likepostanal seta (Fig. 6). Shapeofanalopeningoval. Onepairoflyriformfissuresplacednearsetae ad1 (Fig. 6). Pedofossaedeep, withsmoothsurface, separatefurrowsfortarsiIVabsent.

Genitalshield ca 330 μmlongand ca 140 μmwide, itsshapelinguliform, withround- edanteriormargin, itssurfacesmooth. GenitalshieldsituatedbetweencoxaeIIandIV (Fig. 7). Prestigmatidpartofperitremeslongandhook- like, poststigmatidpartshort, stigmatasituatedbetweencoxaeIIandIII. Tritosternum (Fig. 9) withnarrowbase, tritosternal laciniabasallypiloseandapicallydividedintothreelongandpilosebranches.

Gnathosoma (Fig. 10). Corniculihorn- likewithouttooth, internalmalaewide, longer thancorniculiandwideandapicallybearingseveralfinger-likeprocesses. Hypostomal setae h1 long (ca 65 μm), smoothandleaf-like. Setae h2 long (ca 87 μm) andmarginallyserrate, h3 similarto h2 inshape, but ca 135 μmlong, h4 marginallyserrateand ca 85 μmlong. Wholecheliceraenotclearlyvisible, movabledigitaslongasfixeddigit, bothdigitbear- ingnumeroussmallteeth (Fig.12). Distalpartofepistomemarginallyserrateandapically pilose (Fig. 11). Palpsbearingsmoothsetae.

Legs. LegsIwithsmallambulacralclaws (Fig. 13) andwithsmoothandneedle- like setae, LegsII–IVwithlargelateralflapsonfemurs (Figs 13–16).

Male. Lengthofidiosoma 1190 μm, width 1010 μm (n = 1). Shapeanddorsalaspect ofidiosomaasinfemale.

Ventralidiosoma (Fig. 8). Surfaceofsternalshieldsmoothbutcoveredbysome pit- likestructures. Fourpairsofsmooth, short (ca 8–9 μm) andneedle- likesternalsetae present. St1 placedneartoanteriormarginofsternalshield, St2 atlevelofposteriormarginofcoxaeII, St3 nearcentralareaofgenitalshield, St4 atlevelofposteriormarginof genitalshield. Positionandshapeofventralsetaeandornamentationofventralshieldasin

Figs 2–4. Trichouropodellataiwanica sp. n., female, holotype: 2 = dorsalviewofidiosoma, 3 = ventralviewofidiosoma, 4 = dorsalsetaeandornamentation.

female. Genitalshieldoval (ca 100 μmlongand ca 62 μmwide), withoutsculpturalpattern, andsituatedbetweencoxaeIII.

Nymphsandlarvaeunknown.

Etymology. Thisspeciesisnamedaftertheislandwhereitwascollected.

Remarks. Currentlyonlytwo Trichouropodella HirschmannetZirngiebl- Nicol, 1972 speciesarereportedfromAsia, T. aoki Hirmatsu, 1979 wasde- scribedfromJapanandthe T. vietnamensis Hirschmann, 1983 wasfoundin

Figs 5–8. Trichouropodellataiwanica sp. n., female, holotype: 5 = ventralsetationandornamentation, 6 = analregion, 7 = intercoxalareaoffemale, 8 = intercoxalareaofmaleparatype.

Vietnam (WiśNiEwSKi & HirSCHmaNN 1993). Thesurfaceofthefemalegenital shieldissmoothinthenewspecies, butitisornamentedbyovalpitsin T. aoki ; setae ad1 and ad2 aresimilarinlengthinthenewspecies, incontrary, setae ad1 arethreetimesshorterthan ad2 inthe T. vietnamensis species.

Figs 9–16. Trichouropodellataiwanica sp. n., female, holotype: 9 = tritosternum, 10 = ventral viewofgnathosomaandpalp, 11 = apicalregionofepistome, 12 = apicalpartofchelicera,

13 = leg I, 14 = leg II, 15 = leg III, 16 = leg IV (legs in ventral view).