郑哲民,董佳佳,许升全
(陝西师范大学 动物研究所,陕西 西安710062)
原金蝗属Eokingdonella为印象初于1984年建立,以龙胆原金蝗Eokingdonella gentiana(Uvarov,1939)为模式种,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种;霍科科(1995)报道了巴颜喀拉原金蝗Eo.bayanharaensis Huo,1995;郑哲民,石福明(2007)报道了炉霍原金蝗Eo.luhuensis Zheng et Shi,2007;陈振宁,郑哲民(2009)报道了昂欠原金蝗Eo.angqianensis Chen et Zheng,2009;郑哲民,石福明(2009)报道了兰原金蝗Eo.cyanensis Zheng et Shi,2009;郑哲民,林立亮,曾慧花(2013)报道了工布江达原金蝗Eo.gongbugyanda Zheng et al,2013.该属为我国特有属,所有种类均分布于青藏高原及四川省.
2012年8—9月,陝西师范大学动物研究所在四川、西藏及青海地区进行蝗虫调查,在采到的斑腿蝗科标本中发现有原金蝗属1新种,现记述如下.模式标本保存于陝西师范大学动物研究所昆虫标本室.
原金蝗属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.
模式种:龙胆原金蝗Eokingdonella gentiana(Uvarov,1939)
体中型.头短于前胸背板:颜面垂直或略倾斜,缺头侧窝;触角丝状;前胸背板中、侧隆线明显;沟前区长于沟后区;前胸背板后缘三角形凹陷.前胸腹板突圆锥形,顶略尖.完全无翅.后足股节上基片长于下基片:上侧中隆线平滑缺细齿:后足胫节缺外端刺.鼓膜器发达.雄性腹部末节背板具小尾片.下生殖板短圆锥形.
原金蝗属分种检索表
1(4)雄性腹部末节背板具小的尾片:雌性中胸腹板中隔明显宽于后胸腹板中隔宽
2(3)尾片圆形;雄性肛上板宽短,顶尖:雄性尾须到达肛上板顶端;后足股节下侧内面黑色,基部红色.分布于西藏(八宿)………………1.龙胆原金蝗Eo.gentiana(Uvarov,1939)
3(2)尾片三角形;雄性肛上板狹长,顶圆:雄性尾须不到达肛上板顶端;后足股节下侧内面基2/3红色,端1/3黑色.分布于青海(囊谦)……2.昂欠原金蝗Eo.angqianensis Chen et Zheng,2009
4(1)雄性腹部末节背板具大的尾片:雌性中胸腹板中隔宽几与后胸腹板中隔等宽
5(18)后足股节下侧黑色或暗褐色,端部具红点:雄性尾须短,不到达肛上板顶端
6(11)雄性复眼小,复眼纵与眼下沟几等长
7(10)雄性肛上板长为尾片长的6~7倍:体黄褐色
8(9)后足股节内侧、下侧黑色,基部具小红斑:后足胫节暗兰色,基部具不明显淡色纹,端部橘红色:后足跗节橘红色:前胸背板沟前区长为沟后区长的2倍.分布于西藏(八宿)………………3.西藏原金蝗Eo.tibetana(Mistshenko,1952)
9(8)后足股节内侧基1/3黄色,端2/3黑色、下侧基3/4红色,端1/4黑色:后足胫节上侧红色,下侧黑色,基部具淡色纹,后足跗节黄禍色:前胸背板沟前区长为沟后区长的1.5倍.分布于西藏(江达)……4.红胫原金蝗Eo.burrusitibiasp.nov.
10(7)雄性肛上板长为尾片长的11倍:体蓝褐色:后足胫节暗蓝色,端部淡黄白色.分布于四川(雅江)5.兰原金蝗Eo.cyanecudaZheng et Shi,2009…
11(6)雄性复眼大,复眼纵为眼下沟长的1.25~2倍
12(13)雄性复眼纵为眼下沟长的1.25倍:腹部末节背板后缘尾片较长,为肛上板长的1/4.分布于西藏(昌都)………………6.昌都原金蝗Eo.changtunensis Yin,1984
12(12)雄性复眼纵为眼下沟长的1.4~2倍:腹部末节背板后缘尾片长为肛上板长的1/7
14(15)后足股节下侧内面红色:后足胫节淡紫色.分布于青海(曲麻莱)………………7.巴颜喀拉原金蝗Eo.bayanharaensis Huo,1995
15(14)后足股节下侧内面基1/2~2/3红色,端1/2~1/3黑色:后足胫节黑或蓝黑色
16(17)尾片长锥形,顶尖:后足股节下侧内面基2/3红色,端1/3暗褐色:后足胫节蓝黑色.分布于四川(炉霍)………………8.炉霍原金蝗Eo.luhuoensis Zheng et Shi,2007
17(16)尾片圆形,黑色:后足股节下侧内面基1/2红色,端1/2黑色:后足胫节黑色.分布于西藏(工布江达)………………9.工布江达原金蝗Eo.g.ongbugyanda Zheng,Lin et Zhang,2013
18(5)后足股节下侧黑色,基部不具红斑,雄性尾须长,到达肛上板顶端.分布于西藏(左贡)……10.凱原金蝗Eo.kaulbacki(Uvarov,1939).
1.龙胆原金蝗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
观察标本:根据文献记载.
分布:西藏(八宿).
2.昂欠原金蝗Eo.angqianensis Chen et Zheng,2009
Eokingdonella.angqianensis Chen et Zheng,2009.Acta Zootaxonomica Sinica,34(1):137-139
观察标本:2♂2♀,青海;玉树,2012-08-12.分布:青海(囊谦、玉树).
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
观察标本:根据文献记载.分布:西藏(八宿).
4.红胫原金蝗,新种Eokingdonella.burrusitibia sp.nov.(图1)
雄性:体中小型.头大,短于前胸背板,头顶略倾斜,三角形,侧缘略隆起,不具中隆线:侧面观颜面倾斜与头顶形成圆形:颜面隆起宽平,仅在中央单眼处略凹陷,侧缘近平行,近唇基处扩大渐消失.触角丝状,粗短,刚到达前胸背板后缘,中段节长为宽的1.5~2倍.复眼卵圆形,纵径为横径的1.3倍而与眼下沟几等长.前胸背板背面较平,前缘平直,后缘中央具极浅的凹陷:中隆线细,侧隆线较粗,前横沟及后横沟明显并切断中、侧隆线:沟前区长为沟后区长的1.5倍:前胸背板侧片长大于高,前、后下角均钝圆形.前胸腹板突圆锥形,顶钝圆.中胸腹板侧叶宽大于长,中隔的宽度为长度的2倍:后胸腹板侧叶分开.完全无翅.后足股节上、下侧中隆线光滑,长为宽的3.6倍,下膝侧片顶角圆形:后足胫节内侧具刺9个,外侧具刺8个,缺外端刺:后足跗节笫3节长于笫1节,爪间中垫大,超过爪之顶端.鼓膜器小,明显可见.腹部末节背板具三角形小尾片.肛上板长三角形,顶尖圆,中央具纵沟,肛上板长为尾片长的7倍.尾须长圆锥形,略不到达肛上板顶端.下生殖板侧面观短锥形,顶尖.
体淡褐色.触角褐色,具黑色眼后带.前胸背板侧片在沟前区具黑斑.后足股节上侧褐色,外侧上部黑色,内侧基1/3黃色,端2/3黑色,下侧基3/4红色,端1/4黑色:后足胫节上侧红色,下侧黑色,近基部具淡色环;后足跗节黃褐色.
雌性:未知.
体长:♂17mm;前胸背板长:♂3mm;后足股节长:♂9mm.
正模♂,西藏:江达,2012-08-09,董佳佳,白义.
该新种近似于西藏原金蝗Eokingdonella tibetana(Mistshenko,1952),主要区别见检索表.
词源:新种名拉丁字“burrus红”及“tibia胫”为名.
图1 红胫原金蝗Fig.1 Eokingdonella burrusitibia sp.nov.
5.兰原金蝗Eokingdonella cyanecuda Zheng et Shi,2009
Eokingdonella cyanecuda Zheng et Shi,2009.Acta Zootaxonomica Sinica,34(2):207-209.
观察标本: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
观察标本:1♂1♀,西藏:昌都,2012-08-11.分布:西藏(昌都).
7.巴颜喀拉原金蝗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
观察标本:根据文献记载分布:青海(曲麻莱).
8.炉霍原金蝗Eokingdonella luhuoensis Zheng et Shi,2007
Eokingdonella luhuoensis Zheng et Shi,2007.Acta Zootaxonomica Sinica,32(3):671-673
观察标本:19♂58♀,四川:炉霍,2006-08-12—18.
分布:四川(炉霍).
9.工布江达原金蝗Eokingdonella gongbugyanda Zheng、Lin et Zhang,2013
Eokingdonella gongbugyanda Zheng、Lin et Zhang,2013.Acta Zootaxonomica Sinica,38(4)
观察标本:1♂4♀,西藏:工布江达,2009-07-19.
分布:西藏(工布江达).
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
观察标本:根据文献记载.
分布:西藏(左贡).
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