A NEW GENUS AND TWO NEW SPECIES OF SYRPHIDAE FROM CHINA (DIPTERA, SYRPHIDAE)
A NEW GENUS AND TWO NEW SPECIES OF SYRPHIDAE FROM CHINA (DIPTERA, SYRPHIDAE)
中国食蚜蝇科一新属二新种记述(双翅目,食蚜蝇科)(英文)
A NEW GENUS AND TWO NEW SPECIES OF SYRPHIDAE FROM CHINA (DIPTERA, SYRPHIDAE)
中国食蚜蝇科一新属二新种记述(双翅目,食蚜蝇科)(英文)