n.两头蛇无足蜥蜴
A lizard of the genus Amphisbaena,harmless wormlike limbless lizard of warm or tropical regions having concealed eyes and ears and a short blunt tail. 无足蜥蜴属的蜥蜴，温带或热带地区四肢无力蚯蚓状蜥蜴，眼睛和耳朵隐蔽，尾巴短而硬。
a lizard of the genus Amphisbaena; 无足蜥蜴属的蜥蜴；
Caloneis amphisbaena var. fuscata 蛇形美壁藻淡褐变种
1.a lizard of the genus Amphisbaena; harmless wormlike limbless lizard of warm or tropical regions having concealed eyes and ears and a short blunt tail. 无足蜥蜴属的蜥蜴；温带或热带地区四肢无力蚯蚓状蜥蜴，眼睛和耳朵隐蔽，尾巴短而硬。
