褐基蜻蜓（学名：Urothemis signata yiei）， 分布于低中海拔山区，栖息于池塘、沼泽等水域。体长40-50mm，雄虫复眼上红下黑褐色，合胸呈红色，腹部为红色，背面第8-9节有2枚小黑斑，翅膀透明，前翅的前缘脉为红色，前后翅基具黑褐色斑纹。雌虫胸腹为黄褐色，腹背中央具一条黑色的中线，后翅基脉褐斑区域较大。未成熟的雄虫近似雌虫但腹背无黑色纵走的斑纹，容易区别。外观近似大华蜻蜓但雄虫腹末端黑色发达及肛附器较长。
参见
参考文献
Wikiwand in your browser!
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.
Remove ads