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Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events

curious cluster - Longistigma caryae

curious cluster - Longistigma caryae
Audubon, PA; specimens observed on an American sycamore, Montgomery County, Pennsylvania, USA
October 27, 2005

Moved from Giant Willow Aphid.
American sycamore is not a right host for Tuberolachnus salignus. This species lives on willows. These aphids are Longistigma caryae.

giant willow aphid

Thanks so much - I've never s
Thanks so much - I've never seen them so big!

These are aphids. Pretty distinctive coloration, and knowing the host tree helps, too. Someone should be able to give a species ID at some point.

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