Bradina diagonalis是草螟科(Crambidae)斑野螟亞科(Spilomelinae)的成員。本種的前翅為白色半透明底,前緣、外緣至亞外緣為黑褐色,中室前端有一條縱向黑線,中央有一黑點;後翅亦為白色半透明底外緣至亞外緣為黑褐色,中室前端有一條縱向黑線。
A Brief Introduction:
Bradina diagonalis represents one of the six Bradina species in Taiwan and is characterized by the white ground-colour of forewing and hindwing.