Leafminer Fly (Puparium) - Ophiomyia maura
I collected 3 leaves with these mines on 8/17/25. One had a blue-green puparium, which is seen in this photo. From collection to adult emergence, the green puparium gradually darkened. On 8/30/25, an adult emerged from the puparium.
Host: Solidago
Ophiomyia maura is a species of leaf miner flies.
Adult: wing length 1.9 to 2.5 mm., costa extending to m1+2, last and penultimate sections of m4 normally equal but distinctly variable (I have seen one male with the last section longer, in ratio 21:16 with penultimate); irons one and a half times width of eye; jowls narrow, between one-sixth and one-eighth vertical height of eye, not greatly projecting, forming vibrissal angle of about 80°; vibrissal horn in male rather slender; facial.. more
