Six New Taxa of Carabus (Coleoptera, Carabidae) Discovered in the Alpine Regions of Southwest China

6 Pages·2001·5.9 MB·English

by  Imura, Y

Eh、ft・1t,Tok、・o,29(l):257-262,Junel5,200
SixNewTaxaofCarabus(Coleoptera,Carabidae)Discoveredin
theAlpineRegionsofSouthwestChina
Yuki IIMURA
Shinohara-cho1249-8,Kohoku-ku,Yokohama,222-0026Japan
Abstract SixnewtaxaofthegenusC(ad/)11s(s.lat)aredescribedfromSouth-
westChina:Caて' 'btls(R/11goca''a/:)11s)I二t1'1ge1'1c/1ogt11、、subsp nov.、C (R) /It//1de/t11a-ettll
11'1'gl'Ia/Issubsp nov., C(Meop/es11ls)/le11gc/lla,lice/(lc・/(1、.・seo,・sll111subsp nov., C (N)
/1lc川/1/ole・al・lie,Isissubsp nov., C (Pse1l(/ocopro/a/J,・ll.・,)ra/1e,Is11,,二/1011g(/Ia川ellssubsp
novandC.(P),tesolfaro,Ie,Isissubsp no、,.
Inthispaper,IamgoingtodescribesixnewsubspeciesofthegenusCal・ab11s(s.
lat) collected from thealpine regionsofSouthwestChina(Northwest Yunnanand
SoutheastXizang). IamgratefultoDr.Shun-lobiUENooftheNationalScienceMu-
seum,Tokyo, forrevisingthemanuscriptofthispaper.SpecialthanksareduetoMr.
KiyoyukiMIzUsAwA(Yokosuka)andMr.&Mrs.RomanBuslNsKY(Prague) fortheir
kindcooperationinvariousways.
1. Cara加s(MI'goeara加s)ffz加geri'c/logic,lMURA.subsp nov.
(Figs.1,7)
Length:17.7-18.2mm(includingmandibles).Blackorreddishcoppery.
Readilydistinguishable fromall thehithertoknownracesof ltzlnger1BREuNING
(nominotypica1subspecies、rugu1os1o1-DEUvEandta11akai IMURA)bymuchmorede-
generatedelytra1sculpture. 0therwise, thenewsubspecies ismost closelyalliedto
subsp rugu1os1ordescribedfromtheHengduanMountains butisdistinguishablefrom
that racebythe followingpoints:1)vertexmoresparselypunctate;2) frontanglesof
pronotum a littlemoreobtusely rounded; 3) basal foveaeofpronotumdeeper; 4)
pronota1disc notstrongly rugu1osebutmoreobviously punctate: 5) apical thirdof
aedeagusmuchmoredeeplyconcavelatero-ventradattherightside.
Typeseries. Holotype: ,18-25kmdistant totheeast-southeast fromZayii [察
隅],4,400-4,600minaltitude,nearthedividebetweentheRiv.SangQu[桑1111](=the
upperpartoftheZayしiQu [察隅曲])andtheRiv.JiadaQu [更述曲](=theupperpartof
theDrungJiang[独 江]=Riv.Ayeyalwady=Irrawaddy), inZayLi XianofNyingchi
Diqu [林芝地区]. SoutheastTibet (Xizang), 27~28-VI-1999, incoll. Department of
Zoology, National ScienceMuseum (Nat. Hist), Tokyo. Paratypes (includinga11o-
258 YukilMURA
type):3 1 ,samedataas fortheholotype,incoils.Y. IMURAandK.MlzUsAwA;
,
1 ,thebasinalongtheeasternbranchoftheRiv.JiadaQu,3,800m inaltitude,22-
VI-1999, incoll.Y. IMURA.
Derivat1o nomlnls. Chog1lyisacommonnameforthemalehorseinSoutheast
Tibet.
2. Cal・abus(Rhigocarabus)ha,tdelmazzettii、'l'rginalisIMURA,subsp nov.
(Fig2)
Length:18.4mm(includingmandibles).Darkcopperywithweakgreenishtinge
onhead.
Differs fromsubsp handelnlazzettii MANDL(typelocality: Hsiao Dschungdien
(=XiaoZhongdian),3,500m)inthe followingpoints:1)alittlesmaller insizewith
shorterantennae;2)vertexhardlyrugu1oseandonlysparselyscatteredwithfinepunc-
tures;3)pronotumnarrower,withthelateralsidesmorestronglysinuatebeforehind
angles,andthediscstronglyrugu1ose,4)elytrawiththeshouldersmoreefface(i,sec-
ondaryandtertiaryintervalsmoreevidentlyrecognizedasirregularlysegmentedlow
costae
Holotype: ,ca.17kmdistanttothenorthwest fromZhongdian [中句],4,300m
inaltitude,inZhongdianXian,NorthwestYunnan,19-V-1999,incoll.Departmentof
Zoology,NationalScienceMuseum(Nat.Hist),Tokyo.
3. Carabus(1Veoplesius)hengdllanl'colacrassedorsumIMURA,subspnov.
(Figs3,8)
Length:18.2-20.2mm(includingmandibles).Blackwithweakbronzetinge.
Distinguishable fromsubsp hengduanlcolaDEuvE(typelocality:Mt.Hengduan
Shan,environsdoYanmen,3,700m)bythefollowingpoints:1)dorsalsurfaceofhead
andpronotummorestrongly andcoarselyrugulose,2)pronotuma littlewider, less
stronglysinuatebeforehindangles.withthebasal foveaeshallower; 3)elytramore
roughlysculpture withthetertiaryintervalsobviouslyweaker thanthesecondaries;
4)aedeaguswiththeapicallobenarrowerandtheostiumlobesmaller.
Typeseries. Holotype: 3,southernslopeofMt. MeilixueShan [梅里雪山],
4.200-4,300minaltitude,ontheeasternside(=theLancangJiang [洞合i 江]side)of
theHengduan [横断] Mountains, in DeqenXian [德j、f ], Northwest Yunnan 4-VI-
1999,incoll.DepartmentofZoology,NationalScienceMuseum(Nat.Hist),Tokyo.
Figs. 1-6. Ca1abusspp fromSouthwestChina. - 1,(a,・abtls(R/1igoca,abus)t二t Inge,・lc/1oguysubsp.
nov. ((5 holotype):2,C.(R)/Ia,1de/,Ila二::ettii、,l'l-ginalissubsp nov.(?,holotype);3,C.(Neoplesl'11s)
/Ie,1gd1lanlcolacl・assedo,、-、tl111subsp nov.((3,holotype);4,C(N)/lid,1111ae二a、.・ue,Isissubsp nov.(
,
holotype);5,C (Pselldocoptola1)l-fis)ta/le,Isisァhongdia11lcltssubsp nov.(?,holotype);6, C (P)
,tesol'a・lo,1e11slssubspnov.( holotype).
,
Si、 ・、、、(,11・,1/,ll、Ir,、m(hina '、t)
4
260 YukiIMURA
Paratypes(includingallotype): 1(3 1 .samedataas for theholotype; 1(3 southern
slopeofMt.MeilixueShan,3,700m inaltitude.onthewesternside(=theNuJiang
[怒江]side)of theHengduanMountains,near thesoutheasternendofZay1Li Xianof
NyingchiDiqu.SoutheastTibet(Xizang).5-VI-1999,incoils. Y. IMuRAandK. M1zu-
SAWA.
4. Carabus(Neoplesius)lud,nilaeza- e,Isl'sIMURA,subsp
nov.
(Fig4)
Length:18.5-20.4mm(includingmandibles).Blackwithweakgreenishblueor
greenishcopperytinge.
Distinguishablefromsubsp.ludmilaeDEuvE(typelocality:nerd-estdeNyingchi.
4,300m)bythe followingpoints: l)antennaealittleshorter;2)pronotumwiththe
frontmarginlessdeeplyemarginate,lateralsideslessstronglyconvergentanteriadand
hindangleshardlyprotrudedposteriad;3)primaryintervalsofelytramore frequently
segmented,secondariesalittlemoreweaklyraisedandmorefrequentlycrenulate,ter-
tiariesalittlemoreprominentlyrecognized.
Typeset1'es. Holotype: , thebasinalongthewesternbranchof theRiv.Jiada
Qu(=theupperpartoftheDrungJiang=Riv.Ayeyarwady=Irrawaddy).3,950minal-
titude,inZayLliXianofNyingchiDiqu,SoutheastTibet(Xizang),25-VI-1999,incoll.
Department of Zoology, National ScienceMuseum (Nat. Hist), Tokyo. Paratypes:
2 ,samedataasfortheholotype,incoils.Y.IMURAandK.MlzUsAwA.
5. Calabus(Pseudocoptolabrus)taliensis /tongdia,ficusIMURA,subsp
nov.
(Figs5,9)
Length:32.0-35.5mm(includingmandibles).Blackandmat.
Mostcloselyalliedtosubsp. lijIangenslsDEUvE(typelocality:DistrictdoLi-
jiang,Ganhaizi,3.000-3、600m).butthisnewsubspeciesisdistinguishablefromitby
thefollowingpoints:1)headalittlemorehypertrophic;2)vertexscatteredwithlarger
Punctures;3)pronotumwide、rwiththelateralsidesmuchlessstronglyconvergentto-
wardsapex,hindangleslessstronglyprotrudedposteriad;4)primaryintervalsmore
frequentlysegmentecL,tertiariesmoreprominentlyrecognizableasrowsofgranules;5)
fourthsegmentsofmale foretarsiwithouthairpadsontheventralsurface;6)median
Portionofaedeagusmuchlonger.Fromsubspvail,nenenslsDEUvE(typelocality:Mt.
HengduanShan,environsdeYanmen3,700), thenewraceisreadilydiscriminatedby
largerbody,widerpronotum,absenceofhairpadsonfourthsegmentsofmaleforetarsj
anddifferentlyshapedaedeagus.
Typeso'1es. Holotype: ,ca. l7kmdistant tothenorthwest fromZhongdian.
3,700-4,000minaltitude,inZhongdianXian,NorthwestYunnan, l6~21-V_1999,in
coll.DepartmentofZoology,NationalScienceMuseum(Nat.Hist),Tokyo.Paratypes
(includingallotype):1 十3exs.,samedataasfortheholotype,incells.Y.IMURA,K.
Six New Ca,・a/)ll.、fromChina 261
7 8
10
Figs. 7-10. Aedeagusof(alabilsspp fromSouthwestChina. - 7,Ca1-abus(Rhlgoca,abils)I二t ingot'1
c/1oguysubsp nov;8,C(No)p/esltls)/Ie,1gd1la111colacl・assedo,s・tl,11subsp nov;9,C(P.seudocopto-
/a0,-lls) fc1/1e11s1s二/1011g(/Ia,11cllssubsp nov; 10, C(P),tesol '-o11e11s1ssubsp nov; a, right lateral
view;b,apicallobeindorsalview.Scale:2mm、for1(,1mmforb.
MIzUsAwAand R. BUSINSKY
6. Carabus(Pseudocoptolabrus)l1osei'tarone'IsisIMURA,subsp nov.
(Figs(、,10)
Length:23.3_25.5mm(includingmandibles).Black rathermat,withfaintbluish
tingemainlyonthedepressedpartsofpronotumandelytra.
Differs fromsubsp nosel IMURA(typelocality:NEofPutao、nearthenorthern
endofMyanmar)bythefollowingpoints:1)dorsalsurfaceofheadandPronotum
muchsmoother:2)pronotumalittlemoretransverse、withthe frontanglesmoreob-
tuselyrounded,lateralsidesmoreroundlyarcuatehindanglesshorterandlesssharply
protruded;3)tertiaryintervalsofelytraalittlemoreremarkablyrecognizedasirre9u-
1arlysetrowsofgranulesornarrowcostae:4)apicallobeofaedeagusmuchwiderand
obviouslyhookedventradinlateralview.
Holotype: (5,thebasinalongtheeasternbranchoftheRiv.Jiada
T1,pcseries.
Qu (=the upper part of theDrungJiang=Riv. Ayeyarwady-Irrawaddy), 3.800-
4000minaltitude, inZayii XianofNyingchi Diqu,SoutheastTibet(Xizang).22~
vI_1999,incoll.DepartmentofZoology,NationalScienceMuseum(Nat.Hist),
23_
Tokyo.paratypes(includingallotype):5 1 十1ex. (elytraonly),samedataasfo「
,
theholotype,incoils.Y.IMURA,K.MIZUSAWAandB.BREZINA(P「a9ue).
ert'、,afto nomf川s. Thenewsubspeci?cnameisderived from“Taron''whichis
thealiasoftheupperpartoftheRiv.Irrawaddy.
262 YukiIMUltA
要 約
井村有希:中国南西部の高山帯から発見されたオサムシの6新分類単位. - 中国云南省北
西部と西蔵自治区南東部の高山帯から得られたオサムシのなかに6新亜極 (ドゥガネオサムシ,
チベットオサムシおよびヌバタマキンオサムシの各亜属) を認め, 記載した.
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