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      中國(guó)隱脈葉蟬族一新屬新種記述(半翅目:葉蟬科:橫脊葉蟬亞科)

      2016-05-26 06:59:29李子忠邢濟(jì)春

      李子忠,邢濟(jì)春

      (貴州大學(xué) 昆蟲研究所,貴州 貴陽(yáng) 550025)

      ?

      ·專家特稿·

      中國(guó)隱脈葉蟬族一新屬新種記述(半翅目:葉蟬科:橫脊葉蟬亞科)

      李子忠*,邢濟(jì)春

      (貴州大學(xué) 昆蟲研究所,貴州 貴陽(yáng) 550025)

      摘要:記述隱脈葉蟬族Nirvanini 1新屬1新種,即:長(zhǎng)索葉蟬屬,新屬Longiconnecta gen. nov.和斑緣長(zhǎng)索葉蟬,新種L. marginalspota sp.nov., 新屬以Nirvana basimaculata Wang et Li,1997作為模式種,同時(shí)建立3新組合,即:基斑長(zhǎng)索葉蟬,新組合,L. basimaculata (Wang et Li) comb. nov.、白翅長(zhǎng)索葉蟬,新組合L. albula (Cai et Shen) comb. nov.和黃色長(zhǎng)索葉蟬,新組合L. flava (Cai et He) comb. nov.。新種模式標(biāo)本保存于貴州大學(xué)昆蟲研究所(GUGC)。

      關(guān)鍵詞:半翅目;葉蟬科;橫脊葉蟬亞科;隱脈葉蟬族;新屬

      Longiconnecta Li & Xing gen. nov.

      Type species:NirvanabasimaculataWang & Li,1997

      Type species distribution: Guizhou (Xishui).

      Description: Apex of head wide-circle produced in dorsal view, length of mid crown almost equal to distance between the eyes, crown border with carina, ocelli located at lateral area of crown near to eyes; frontclypeus slightly rise. Pronotum broader than crown, its middle sometimes with black spot; scutellum triangle, almost as long as pronotum; forewings with four apical cells, appendix narrow.

      Pygofer side with ventral process; lateral margin of subgenital plate with long setae; base of aedeagal shaft often with processes; connective Y-shaped, its stem very long; style stick-shaped.

      Etymology:Thenameofthenewgenusreferstotheverylongstemofconnective.

      Distribution: Oriental Region.

      Remarks: This new genus is very similar toNirvanaKirkaldy, but can be distinguished from the later by: 1) crown short; 2) pronotum sometimes with black spot; 3) stem of connective very long.

      Longiconneta marginalspota Li & Xing sp. nov. (Fig.1)

      Length of body (incl.teg.): ♂, 4.6 mm, ♀5.0 mm.

      Holotype: ♂, CHINA: Yunnan, Gaoligongshan; 5 August 2013; coll. Yang Weicheng. Paratype: 1♀, Yunnan, Mengla; 22 July 2013; coll. Liu Yangyang .

      Etymology: The species name is derived from the feature of the middle of posterior margin of forewings with a long brown spot.

      Remarks:ThisspeciesissimilartoLongiconnectabasimaculata(Wang & Li), but can be distinguished from the later by: 1) pronotum without black spot; 2) middle of the posterior margin of forewings with a black spot; 3) aedeagal shaft with a fork-shaped long process at the dorsal margin.

      長(zhǎng)索葉蟬屬,新屬LongiconnectaLietXing gen. nov.

      模式種:NirvanabasimaculataWangetLi,1997.

      模式種產(chǎn)地:貴州習(xí)水。

      屬征:頭冠前端寬圓突出,中央長(zhǎng)度與二復(fù)眼間寬接近相等,冠面隆起,冠縫明顯,邊緣有脊;單眼位于頭冠前側(cè)緣,靠近復(fù)眼;顏面額唇基輕度隆起,中域平坦,兩側(cè)有橫印痕。前胸背板較頭部寬,與頭冠接近等長(zhǎng),中后部常隱現(xiàn)黑色斑;中胸小盾片三角形,與前胸背板接近等長(zhǎng);前翅長(zhǎng)超過(guò)腹部末端,革片基部翅脈模糊不清,端片狹小,有4個(gè)端室。

      雄蟲尾節(jié)側(cè)瓣側(cè)面觀向外側(cè)突出,端區(qū)有粗長(zhǎng)剛毛,端腹緣有長(zhǎng)的突起;雄蟲下生殖板長(zhǎng)片狀,側(cè)緣域有粗長(zhǎng)剛毛列;陽(yáng)莖構(gòu)造簡(jiǎn)單,基部常具有突起;連索Y形,主干特長(zhǎng);陽(yáng)基側(cè)突近似棍棒狀。

      詞源:新屬名來(lái)源于拉丁詞longi(長(zhǎng)的)+connect(連索),意旨連索主干特長(zhǎng)。

      新屬外形特征與隱脈葉蟬屬NirvanaKirkaldy相似,不同點(diǎn)是本新屬頭冠較短,輕度隆起,前胸背板常隱現(xiàn)黑色斑,連索主干特長(zhǎng)。

      地理分布:東洋界。

      本屬為新厘定,共記述4種,含1新種和3新組合。

      1.前翅后緣中部有1枚褐色長(zhǎng)斑………………………………L.marginalspotasp.nov.

      前翅后緣中部無(wú)褐色斑………………………………2

      2.雄蟲尾節(jié)側(cè)瓣端部突起端部鋸齒狀………………………………白翅長(zhǎng)索葉蟬L.albula

      雄蟲尾節(jié)側(cè)瓣端部突起光滑………………………………3

      3.體乳白色,陽(yáng)莖末端分叉………………………………基斑長(zhǎng)索葉蟬L.basimaculata

      體淡黃色,陽(yáng)莖末端不分叉………………………………黃色長(zhǎng)索葉蟬L.flava

      1斑緣長(zhǎng)索葉蟬,新種Longiconneta marginalspotaLietXingsp.nov.(圖1)

      體連翅長(zhǎng),雄蟲4.6mm,雌蟲5.0mm。

      頭冠前端成銳角突出,中央長(zhǎng)度明顯大于二復(fù)眼間,冠面隆起,有細(xì)弱縱條紋向頂端會(huì)聚,冠縫明顯,具緣脊;單眼位于頭冠側(cè)緣接近復(fù)眼前角處,與復(fù)眼的距離與距側(cè)緣近似相等;顏面長(zhǎng)略大于寬,額唇基基部輕度隆起,基域中央有縱脊,兩側(cè)有斜走皺褶,舌側(cè)板狹小。前胸背板拱突,有細(xì)弱的橫皺紋,前緣弧圓,后緣為凹;中胸小盾片橫刻痕位于中后部,弧形彎曲,兩端伸不達(dá)側(cè)緣。

      雄蟲尾節(jié)側(cè)瓣近似三角形突出,端緣向后延伸成光滑的線狀突,端區(qū)有粗長(zhǎng)剛毛;雄蟲下生殖板寬短,端緣圓,中域有1列粗長(zhǎng)剛毛,邊緣有細(xì)小剛毛;陽(yáng)莖基部圓形膨大,背緣有1枚端部分叉的片狀突,陽(yáng)莖干彎曲,末端部有2枚長(zhǎng)刺突;連索Y形,主干特長(zhǎng),中長(zhǎng)是臂長(zhǎng)的3.5倍;陽(yáng)基側(cè)突中部較粗,端部成蟹鉗狀。雌蟲腹部第7節(jié)腹板中央長(zhǎng)度與第6節(jié)腹板接近等長(zhǎng),后緣中央筆架形。

      體及前翅乳白色。復(fù)眼褐色;單眼橘黃色。前翅后緣中央1枚長(zhǎng)斑、爪片末端、端區(qū)前緣3條斜線深褐色,端區(qū)淡褐色。蟲體腹面淡黃白色,無(wú)明顯斑紋。

      詞源:新種名來(lái)源于前翅后緣中部有1枚長(zhǎng)形褐色斑。

      分布:云南。

      新種外形特征與基斑長(zhǎng)索葉蟬Longiconnectabasimaculata(WangetLi)相似,不同點(diǎn)是,新種前胸背板無(wú)隱形黑色斑,前翅后緣中部有1枚褐色斑,陽(yáng)莖干背緣有分叉的長(zhǎng)突。

      圖1 斑緣長(zhǎng)索葉蟬,新種Longiconneta marginalspota Li et Xing sp. nov.a.雄蟲尾節(jié)側(cè)瓣側(cè)面觀(pygofer side,lateral view);b.雄蟲下生殖板(subgenital plate);c.陽(yáng)莖側(cè)面觀(aedeagus,lateral view);d.陽(yáng)莖腹面觀(aedeagus,ventral view);e.連索(connective);f.陽(yáng)基側(cè)突(style)

      2基斑長(zhǎng)索葉蟬,新組合Longiconnectabasimaculata(WangetLi) comb.nov.(圖2)

      NirvanabasimaculataWangetLi.1997.Entomological Journal of East China. 6(2):4

      模式標(biāo)本產(chǎn)地:貴州習(xí)水。

      體連前翅長(zhǎng):雄蟲6.3-6.5 mm。

      寄主:草本植物。

      分布:貴州。

      圖2 基斑長(zhǎng)索葉蟬,新組合Longiconnectabasimaculata (Wang et Li) comb. nov.a.雄蟲尾節(jié)側(cè)瓣側(cè)面觀(pygofer side,lateral view);b.雄蟲下生殖板(subgenital plate);c.陽(yáng)莖側(cè)面觀(aedeagus,lateral view);d.陽(yáng)莖腹面觀(aedeagus,ventral view);e.連索(connective);f.陽(yáng)基側(cè)突(style)

      3白翅長(zhǎng)索葉蟬,新組合Longiconnectaalbula(CaietShen) comb. nov.(圖3)

      SophoniaalbulaCaietShen.1998.In:Shen X-C and Shi Z-Y (ed.).The fauna and taxonomy of insects in Henan vol.2,Beijing:China Agricultural Press,46

      模式標(biāo)本產(chǎn)地:河南寧寶亞武山。

      體連前翅長(zhǎng):雄蟲4.5-4.7 mm,雌蟲4.8-5.0 mm。

      寄主:椿樹。

      檢視標(biāo)本:2♂3♀,甘肅鎮(zhèn)原縣,2007.Ⅷ.25,曹魏采 ;1♂2♀,浙江臨安天目山,2009.Ⅶ.29,孟澤洪采 ;1♂,陜西留壩,2010.Ⅶ.21,李虎采 ;2♀,陜西太白山,2012.Ⅶ.14,徐世燕采 ;7♂14♀,山西歷山自然保護(hù)區(qū),2012.Ⅶ.23-26,邢濟(jì)春、宋瓊章采。

      分布:甘肅、山西、陜西、河南、浙江。

      圖3 白翅長(zhǎng)索葉蟬,新組合Longiconnectaalbula (Cai et Shen) comb. nov.a.雄蟲尾節(jié)側(cè)瓣側(cè)面觀(pygofer side,lateral view);b.雄蟲下生殖板(subgenital plate);c.陽(yáng)莖側(cè)面觀(aedeagus,lateral view);d.陽(yáng)莖腹面觀(aedeagus,ventral view);e.連索(connective);f.陽(yáng)基側(cè)突(style)

      4黃色長(zhǎng)索葉蟬,新組合Longiconnectaflava(CaietHe)comb.nov.(圖4)

      SophoniaflavaCaietHe,2001,In:Wu H and Pan

      C-W (ed.) Insects of Tianmushan National Nature Reserve. Beijing Science Press, 211

      Oniellaalbula(CaietShen), combinated by Gao and Zhang,2013, Zootaxa. 3693 (1):43

      模式標(biāo)本產(chǎn)地:浙江天目山。

      體連前翅長(zhǎng):雄蟲5.2-5.4 mm,雌蟲5.9-6.2 mm。

      檢視標(biāo)本:5♂4♀,浙江天目山,2014. Ⅷ.6,焦猛采。

      分布:浙江。

      圖4 黃色長(zhǎng)索葉蟬,新組合Longiconnectaflava (Cai et He) comb. nov.a.雄蟲尾節(jié)側(cè)瓣側(cè)面觀(pygofer side,lateral view);b.雄蟲下生殖板(subgenital plate);c.陽(yáng)莖側(cè)面觀(aedeagus,lateral view);d.陽(yáng)莖腹面觀(aedeagus,ventral view);e.連索(connective);f.陽(yáng)基側(cè)突(style)

      參考文獻(xiàn):

      [1]Baker C-F.The Jassoidea related to Stenocotidae with species reference to Malayan species[J].Philipp.Jour. Sci, 1923,23(4):345-403.

      [2]Gao M, Zhang Y-L.Review of the leafhopper genusOniellaMatsumura (Hemiptera: Cicadellidae), with description of a new species from China[J].Zootaxa, 2013,3693 (1): 36-48.

      [3]Huang K-W .Nirvanini of Taiwan (Homoptera:Cicadellidae:Nirvaninae)[J].Bull. Soc.Entomol, 1989(21):61-71.

      [4]蔡平,何俊華,顧曉玲.同翅目:葉蟬科.見:吳鴻,潘承文主編.天目山昆蟲[M].北京: 科學(xué)出版社, 2001,185-218.

      [5]蔡平,何俊華.同翅目:葉蟬科.見:申效誠(chéng),時(shí)振亞主編. 河南昆蟲區(qū)系分類2[M],北京:中國(guó)農(nóng)業(yè)科技出版社, 1998,242-250.

      [6]李子忠,陳祥盛.中國(guó)隱脈葉蟬(同翅目:葉蟬科)[M].貴陽(yáng):貴州科技出版社,1999,149.

      [7]汪廉敏,李子忠.隱脈葉蟬屬一新種(同翅目:葉蟬科:隱脈葉蟬亞科)[M].華中昆蟲學(xué)報(bào),1997,6(2):4-6.

      A new genus and a new species of the tribe Nirvanini (Hemiptera: Cicadellidae: Nirvaninae) from China

      LIZi-zhong,XINGJi-chun

      (InstituteofEntomology,GuizhouUniversity,Guiyang,Guizhou550025,China)

      Abstract:This paper describes a new genus, Longiconnecta gen. nov. (type species: Nirvana basimaculata Wang & Li, 1997) and a new species, L. marginalspota sp. nov., in the tribe Nirvanini, from China. Three new combinations: L. basimaculata (Wang & Li) comb. nov., L. albula (Cai & Shen) comb. nov., and L. flava (Cai & He) comb. nov. are also proposed. The type specimens of the new species are deposited in the Institute of Entomology, Guizhou University, Guiyang, China (GUGC).

      Key words:Hemiptera; Cicadellidae; Evacanthinae; Nirvanini; new genus

      文章編號(hào):1008-0457(2016)01-0001-04國(guó)際DOI編碼:15958/j.cnki.sdnyswxb.2016.01.001

      中圖分類號(hào):Q969

      文獻(xiàn)標(biāo)識(shí)碼:A

      基金項(xiàng)目:農(nóng)業(yè)昆蟲與害蟲防治貴州省研究生卓越人才計(jì)劃(黔教研合ZYRC字[2013]010);中國(guó)《動(dòng)物志編研》(31093430)。

      收稿日期:2016-01-14;修回日期:2015-01-20

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