Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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.