The prey items in the drops were identified with morphological characters of the fecal fragments, such as heads, abdomens, chelicerae, palpal organs, legs, cerci, scales and wings.

在检中的碎片时，依头部、腹部、螫肢、触肢器、步、尾毛、鳞片与翅等的形态特徵确认楚南鱼的食物项目。