Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Photo#870236
Egg case on wild cherry - Malacosoma americana

Egg case on wild cherry - Malacosoma americana
Pennypack Ecological Restoration Trust, Montgomery County, Pennsylvania, USA
May 8, 2011
I think this is a tent caterpillar egg case. Apparently we don't have any in the guide.
On wild cherry.

Higher resolution image

Moved
Moved from ID Request.
There are actually a number of examples in the guide, but no harm in adding another.

hyalophora cecropia cocoon maybe
i think thats a cocoon of hyalophora cecropia