In the meantime, there were no closed hysteresis loops detected in the cephalothorax of long-winged and short-winged adults, suggesting that no magnetic materials exist in this body part of N.lugens. 而短翅型和长翅型雌、雄成虫头胸部的磁滞回线无闭合现象,说明该部位无磁性物质存在。
The body is usually divided into cephalothorax and abdomen. 体躯通常分为头胸部和腹部两部分。