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Photo#1651887
St. Andrews leaf miner on Wisteria floribunda SA1494 2019 1 - Agromyza new-species-on-wisteria

St. Andrews leaf miner on Wisteria floribunda SA1494 2019 1 - Agromyza new-species-on-wisteria
Laurinburg, Scotland County, North Carolina, USA
April 15, 2019
I'd looked for these on 4/8/2019, 4/11/2019, 4/13/2019, with no success. Now on 4/15/2019 I find some already finished--I found one living specimen and collected it, but the rest are done. I worry that because the live one I have is on the late side perhaps its parasitized? Either way, it is still actively feeding. I can send it if you wish?

Images of this individual: tag all
St. Andrews leaf miner on Wisteria floribunda SA1494 2019 1 - Agromyza new-species-on-wisteria St. Andrews leaf miner on Wisteria floribunda SA1494 2019 2 - Agromyza new-species-on-wisteria St. Andrews leaf miner on Wisteria floribunda SA1494 2019 3 - Agromyza new-species-on-wisteria St. Andrews leaf miner on Wisteria floribunda SA1494 2019 4 - Agromyza new-species-on-wisteria St. Andrews leaf miner on Wisteria floribunda SA1494 2019 5 - Agromyza new-species-on-wisteria

Moved
Moved from Agromyza soka.

Moved
Moved from Unidentified Leaf Mines.

You may be right, but hopefully it's just a "late bloomer" and not parasitized.

 
It formed a puparium...
...so if it's parasitized, we probably won't find out until next spring.

 
Did the other one from Wister
Did the other one from Wisteria floribunda also form a puparium? I knew one of them did.

By the way, I have also seen mines I associate with Agromyza soka (https://bugguide.net/node/view/1208151)--always a blotch at the far end of the leaf, as opposed to a trail from the end, followed by a blotch in the middle.

Also, I did see many other mines (aborted and finished/empty) from the
"trail blotch" maker, so I am now relatively convinced that either I just missed them until it was too late, or their season was a little bit longer than I'd initially thought (and this one wasn't as late as I'd thought). Either way, we'll find out if it's parasitized.

 
No...
That larva emerged but then died without pupating. The leaves in that vial got the ammonia-like smell that sometimes happens in your vials, for reasons that are mysterious to me, and I think the larva was gassed to death.

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