median nexus (蚁蛉翅)
4.A carnivorous insect of the order Neuroptera, such as the ant lion or dobsonfly, having four net-veined wings and mouthparts adapted for chewing.
7.an order of insects including: lacewings; antlions; dobsonflies; alderflies; fishflies; mantispids; spongeflies.
9.Two New Chinese Bittacus Leatreille (Mecoptera:Bittacidiae) from Michangshan Mountains


