摘要
记述采自四川省雅安地区蚱总科昆虫,发现2新种,四川佯鳄蚱Paragavialidium sichuanensis sp.nov.及拟短背蚱Tetrix parabrachynota sp.nov.模式标本保存于河北大学博物馆。
In the present paper,two new species of Tetrigoidea are described.Type specimens are kept in the Museum of Hebei University.1 Paragavialidium sichuanensis sp.nov.(Figs.1-3)This new species is allied to P.hainanensis(Zheng et Liang,1985),but differs in:1)the whole length of pronotum about 2.5 times the length of hind pronotal process which is beyond the top of hind femur;2)upper keel of midfemur with two large teeth;3)the first segment of posterior tarsi not expanded;4)hind tibia black,with two light rings in the middle.♀.Length of body 16.5mm,length of pronotum 19.5mm,length of hind femur 8.5mm.Holotype ♀,Sichuan,Ya'an(103°6'E,29°9'N),7 Sep.2005,collected by WANG Hai-Jian.Etymology.The specific name is derived from the type locality-Sichuan Province.2 Tetrix parabrachynota sp.nov.(Figs.4-6)This new species is allied to T.brachynota Zheng et Deng,2006,but differs in:1)vertex slightly protruding before anterior margin of eyes;2)in profile,upper margin of pronotum arec before shoulders,protruding between shoulders,and then flat behind;3)pronotal process only reaching to the middle of hind femur;4)top of pronotal flat,slightly concave in the middle;5)hind wing extending beyond the top of pronotal process;6)lower margin of midfemur straight;7)width of midfemur as wide as elytra;8)hind margin of subgenital plate with a triangular process in the middle;9)length of upper valvue of ovipositor 4 times its width.♀.Length of body 10mm,length of pronotum 6mm,length of hind femur 10mm.Holotype ♀,Sichuan,Ya'an(103°6'E,29°9'N),7 Sep.2005,collected by WANG Hai-Jian.Etymology.The specific name is derived from the Latin words para+brachynota.
出处
《动物分类学报》
CSCD
北大核心
2007年第4期926-928,共3页
Acta Zootaxonomica Sinica
关键词
直翅目
蚱总科
新种
四川省
Orthoptera,Tetrigoidea,new species,Sichuan Province