鄭哲民,董佳佳,許升全
(陝西師范大學(xué) 動(dòng)物研究所,陜西 西安710062)
原金蝗屬Eokingdonella為印象初于1984年建立,以龍膽原金蝗Eokingdonella gentiana(Uvarov,1939)為模式種,包括有西藏原金蝗Eo.tibetana(Mistshenko,1952)、昌都原金蝗Eo.changtunica Yin,1984及凱原金蝗Eo.kaulbacki(Uvarov,1939)等4種;霍科科(1995)報(bào)道了巴顏喀拉原金蝗Eo.bayanharaensis Huo,1995;鄭哲民,石福明(2007)報(bào)道了爐霍原金蝗Eo.luhuensis Zheng et Shi,2007;陳振寧,鄭哲民(2009)報(bào)道了昂欠原金蝗Eo.a(chǎn)ngqianensis Chen et Zheng,2009;鄭哲民,石福明(2009)報(bào)道了蘭原金蝗Eo.cyanensis Zheng et Shi,2009;鄭哲民,林立亮,曾慧花(2013)報(bào)道了工布江達(dá)原金蝗Eo.gongbugyanda Zheng et al,2013.該屬為我國(guó)特有屬,所有種類均分布于青藏高原及四川?。?/p>
2012年8—9月,陝西師范大學(xué)動(dòng)物研究所在四川、西藏及青海地區(qū)進(jìn)行蝗蟲調(diào)查,在采到的斑腿蝗科標(biāo)本中發(fā)現(xiàn)有原金蝗屬1新種,現(xiàn)記述如下.模式標(biāo)本保存于陝西師范大學(xué)動(dòng)物研究所昆蟲標(biāo)本室.
原金蝗屬Eokingdonella Yin,1984
Eokingdonella Yin,1984.Grasshoppers and Locusts from Qinghai-Xizang Plateau of China,74;
Li and Xia,2006.Fauna Sinica,Insecta vol.43,Orthoptera,Acridoidea,Catantopidae,435;
Zheng and Shi,2009.Acta Zootaxonomica Sinica,34(2):207.
模式種:龍膽原金蝗Eokingdonella gentiana(Uvarov,1939)
體中型.頭短于前胸背板:顏面垂直或略傾斜,缺頭側(cè)窩;觸角絲狀;前胸背板中、側(cè)隆線明顯;溝前區(qū)長(zhǎng)于溝后區(qū);前胸背板后緣三角形凹陷.前胸腹板突圓錐形,頂略尖.完全無(wú)翅.后足股節(jié)上基片長(zhǎng)于下基片:上側(cè)中隆線平滑缺細(xì)齒:后足脛節(jié)缺外端刺.鼓膜器發(fā)達(dá).雄性腹部末節(jié)背板具小尾片.下生殖板短圓錐形.
原金蝗屬分種檢索表
1(4)雄性腹部末節(jié)背板具小的尾片:雌性中胸腹板中隔明顯寬于后胸腹板中隔寬
2(3)尾片圓形;雄性肛上板寬短,頂尖:雄性尾須到達(dá)肛上板頂端;后足股節(jié)下側(cè)內(nèi)面黑色,基部紅色.分布于西藏(八宿)………………1.龍膽原金蝗Eo.gentiana(Uvarov,1939)
3(2)尾片三角形;雄性肛上板狹長(zhǎng),頂圓:雄性尾須不到達(dá)肛上板頂端;后足股節(jié)下側(cè)內(nèi)面基2/3紅色,端1/3黑色.分布于青海(囊謙)……2.昂欠原金蝗Eo.a(chǎn)ngqianensis Chen et Zheng,2009
4(1)雄性腹部末節(jié)背板具大的尾片:雌性中胸腹板中隔寬幾與后胸腹板中隔等寬
5(18)后足股節(jié)下側(cè)黑色或暗褐色,端部具紅點(diǎn):雄性尾須短,不到達(dá)肛上板頂端
6(11)雄性復(fù)眼小,復(fù)眼縱與眼下溝幾等長(zhǎng)
7(10)雄性肛上板長(zhǎng)為尾片長(zhǎng)的6~7倍:體黃褐色
8(9)后足股節(jié)內(nèi)側(cè)、下側(cè)黑色,基部具小紅斑:后足脛節(jié)暗蘭色,基部具不明顯淡色紋,端部橘紅色:后足跗節(jié)橘紅色:前胸背板溝前區(qū)長(zhǎng)為溝后區(qū)長(zhǎng)的2倍.分布于西藏(八宿)………………3.西藏原金蝗Eo.tibetana(Mistshenko,1952)
9(8)后足股節(jié)內(nèi)側(cè)基1/3黃色,端2/3黑色、下側(cè)基3/4紅色,端1/4黑色:后足脛節(jié)上側(cè)紅色,下側(cè)黑色,基部具淡色紋,后足跗節(jié)黃禍色:前胸背板溝前區(qū)長(zhǎng)為溝后區(qū)長(zhǎng)的1.5倍.分布于西藏(江達(dá))……4.紅脛原金蝗Eo.burrusitibiasp.nov.
10(7)雄性肛上板長(zhǎng)為尾片長(zhǎng)的11倍:體藍(lán)褐色:后足脛節(jié)暗藍(lán)色,端部淡黃白色.分布于四川(雅江)5.蘭原金蝗Eo.cyanecudaZheng et Shi,2009…
11(6)雄性復(fù)眼大,復(fù)眼縱為眼下溝長(zhǎng)的1.25~2倍
12(13)雄性復(fù)眼縱為眼下溝長(zhǎng)的1.25倍:腹部末節(jié)背板后緣尾片較長(zhǎng),為肛上板長(zhǎng)的1/4.分布于西藏(昌都)………………6.昌都原金蝗Eo.changtunensis Yin,1984
12(12)雄性復(fù)眼縱為眼下溝長(zhǎng)的1.4~2倍:腹部末節(jié)背板后緣尾片長(zhǎng)為肛上板長(zhǎng)的1/7
14(15)后足股節(jié)下側(cè)內(nèi)面紅色:后足脛節(jié)淡紫色.分布于青海(曲麻萊)………………7.巴顏喀拉原金蝗Eo.bayanharaensis Huo,1995
15(14)后足股節(jié)下側(cè)內(nèi)面基1/2~2/3紅色,端1/2~1/3黑色:后足脛節(jié)黑或藍(lán)黑色
16(17)尾片長(zhǎng)錐形,頂尖:后足股節(jié)下側(cè)內(nèi)面基2/3紅色,端1/3暗褐色:后足脛節(jié)藍(lán)黑色.分布于四川(爐霍)………………8.爐霍原金蝗Eo.luhuoensis Zheng et Shi,2007
17(16)尾片圓形,黑色:后足股節(jié)下側(cè)內(nèi)面基1/2紅色,端1/2黑色:后足脛節(jié)黑色.分布于西藏(工布江達(dá))………………9.工布江達(dá)原金蝗Eo.g.ongbugyanda Zheng,Lin et Zhang,2013
18(5)后足股節(jié)下側(cè)黑色,基部不具紅斑,雄性尾須長(zhǎng),到達(dá)肛上板頂端.分布于西藏(左貢)……10.凱原金蝗Eo.kaulbacki(Uvarov,1939).
1.龍膽原金蝗Eokingdonella gentiana(Uvarov,1939)
Kingdonella gentiana Uvarov,1939.Linn.Soc.Journ.Zool.,XL,275:566,573.
Kingdonella gentiana Uvarov;Bei-Bienko,1951.Acridoidea of the USSR and adjacent countries,242
Eokingdonella gentiana(Uvarov);Yin.1984a.Acta Bio.Plateau Sinica,2:58
Eokingdonella gentiana(Uvarov);Yin.1984b.Grasshoppers and Locusts from
Qinghai-Xizang Plateau of China,75
Eokingdonella gentiana(Uvarov);Li et Xia,2006.Fauna Sinica,Insecta vol.43,Orthoptera,Acridoidea,Catantopidae.426-427
觀察標(biāo)本:根據(jù)文獻(xiàn)記載.
分布:西藏(八宿).
2.昂欠原金蝗Eo.a(chǎn)ngqianensis Chen et Zheng,2009
Eokingdonella.a(chǎn)ngqianensis Chen et Zheng,2009.Acta Zootaxonomica Sinica,34(1):137-139
觀察標(biāo)本:2♂2♀,青海;玉樹,2012-08-12.分布:青海(囊謙、玉樹).
3.西藏原金蝗Eokingdonella tibetana(Mistshenko,1952)
Kingdonella tibetana Mistshenko,1952.Fauna of the USSR,IV(2):,nov.ser.
54(Catantopidae),459,468
Eokingdonella tibetana(Mistshenko):Yin.1984a.Acta Bio.Plateau Sinica,2:58
Eokingdonella tibetana(Mistshenko);Yin.1984b.Grasshoppers and Locusts from
Qinghai-Xizang Plateau of China,76
Eokingdonella tibetana(Mistshenko);Li et Xia,2006.Fauna Sinica,Insecta vol.43,
Orthoptera,Acridoidea,Catantopidae.427-428
觀察標(biāo)本:根據(jù)文獻(xiàn)記載.分布:西藏(八宿).
4.紅脛原金蝗,新種Eokingdonella.burrusitibia sp.nov.(圖1)
雄性:體中小型.頭大,短于前胸背板,頭頂略傾斜,三角形,側(cè)緣略隆起,不具中隆線:側(cè)面觀顏面傾斜與頭頂形成圓形:顏面隆起寬平,僅在中央單眼處略凹陷,側(cè)緣近平行,近唇基處擴(kuò)大漸消失.觸角絲狀,粗短,剛到達(dá)前胸背板后緣,中段節(jié)長(zhǎng)為寬的1.5~2倍.復(fù)眼卵圓形,縱徑為橫徑的1.3倍而與眼下溝幾等長(zhǎng).前胸背板背面較平,前緣平直,后緣中央具極淺的凹陷:中隆線細(xì),側(cè)隆線較粗,前橫溝及后橫溝明顯并切斷中、側(cè)隆線:溝前區(qū)長(zhǎng)為溝后區(qū)長(zhǎng)的1.5倍:前胸背板側(cè)片長(zhǎng)大于高,前、后下角均鈍圓形.前胸腹板突圓錐形,頂鈍圓.中胸腹板側(cè)葉寬大于長(zhǎng),中隔的寬度為長(zhǎng)度的2倍:后胸腹板側(cè)葉分開.完全無(wú)翅.后足股節(jié)上、下側(cè)中隆線光滑,長(zhǎng)為寬的3.6倍,下膝側(cè)片頂角圓形:后足脛節(jié)內(nèi)側(cè)具刺9個(gè),外側(cè)具刺8個(gè),缺外端刺:后足跗節(jié)笫3節(jié)長(zhǎng)于笫1節(jié),爪間中墊大,超過爪之頂端.鼓膜器小,明顯可見.腹部末節(jié)背板具三角形小尾片.肛上板長(zhǎng)三角形,頂尖圓,中央具縱溝,肛上板長(zhǎng)為尾片長(zhǎng)的7倍.尾須長(zhǎng)圓錐形,略不到達(dá)肛上板頂端.下生殖板側(cè)面觀短錐形,頂尖.
體淡褐色.觸角褐色,具黑色眼后帶.前胸背板側(cè)片在溝前區(qū)具黑斑.后足股節(jié)上側(cè)褐色,外側(cè)上部黑色,內(nèi)側(cè)基1/3黃色,端2/3黑色,下側(cè)基3/4紅色,端1/4黑色:后足脛節(jié)上側(cè)紅色,下側(cè)黑色,近基部具淡色環(huán);后足跗節(jié)黃褐色.
雌性:未知.
體長(zhǎng):♂17mm;前胸背板長(zhǎng):♂3mm;后足股節(jié)長(zhǎng):♂9mm.
正?!?,西藏:江達(dá),2012-08-09,董佳佳,白義.
該新種近似于西藏原金蝗Eokingdonella tibetana(Mistshenko,1952),主要區(qū)別見檢索表.
詞源:新種名拉丁字“burrus紅”及“tibia脛”為名.
圖1 紅脛原金蝗Fig.1 Eokingdonella burrusitibia sp.nov.
5.蘭原金蝗Eokingdonella cyanecuda Zheng et Shi,2009
Eokingdonella cyanecuda Zheng et Shi,2009.Acta Zootaxonomica Sinica,34(2):207-209.
觀察標(biāo)本:9♂8♀,四川:雅江,2005-08-07分布:四川(雅江)
6.昌都原金蝗Eokingdonella changtunica Yin,1984
Eokingdonella changtunica Yin,1984b.Grasshoppers and Locusts from
Qinghai-Xizang Plateau of China,76
Eokingdonella changtunica Yin;Li et Xia,2006.Fauna Sinica,Insecta vol.43,
Orthoptera,Acridoidea,Catantopidae.429-430
觀察標(biāo)本:1♂1♀,西藏:昌都,2012-08-11.分布:西藏(昌都).
7.巴顏喀拉原金蝗Eokingdonella bayanharaensis Huo,1991
Eokingdonella bayanharaensis Huo,1991.Acta Zootaxonomica Sinica,20(4):458
Eokingdonella bayanharaensis Huo;Li et Xia,2006.Fauna Sinica,Insecta vol.43,
Orthoptera,Acridoidea,Catantopidae.428-429
觀察標(biāo)本:根據(jù)文獻(xiàn)記載分布:青海(曲麻萊).
8.爐霍原金蝗Eokingdonella luhuoensis Zheng et Shi,2007
Eokingdonella luhuoensis Zheng et Shi,2007.Acta Zootaxonomica Sinica,32(3):671-673
觀察標(biāo)本:19♂58♀,四川:爐霍,2006-08-12—18.
分布:四川(爐霍).
9.工布江達(dá)原金蝗Eokingdonella gongbugyanda Zheng、Lin et Zhang,2013
Eokingdonella gongbugyanda Zheng、Lin et Zhang,2013.Acta Zootaxonomica Sinica,38(4)
觀察標(biāo)本:1♂4♀,西藏:工布江達(dá),2009-07-19.
分布:西藏(工布江達(dá)).
10.凱原金蝗Eokingdonella kaulbacki(Uvaroc,1939)
Kingdonella kaulbacki Uvaroc,1939.Linn.Soc.Journ.Zool.,XL,275:570,573.
Kingdonella kaulbacki Uvaroc;Bei.-Bienko,1951.Acridoidea of the USSR and adjacentg countries,243
Eokingdonella kaulbacki(Uvaroc);Yin,1984b.Grasshoppers and Locusts from
Qinghai-Xizang Plateau of China,77
Eokingdonella kaulbacki(Uvaroc);Li et Xia,2006.Fauna Sinica,Insecta vol.43,
Orthoptera,Acridoidea,Catantopidae.430-431
觀察標(biāo)本:根據(jù)文獻(xiàn)記載.
分布:西藏(左貢).
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