caterpillar on Hogweed

caterpillar on Hogweed

Observation - caterpillar on Hogweed - UK and Ireland. Description: At first I thought this was going to be the Parsnip Moth, Depressaria heraclei, but it seems too dark. Not sure what the other possibilities might be.

At first I thought this was going to be the Parsnip Moth, Depressaria heraclei, but it seems too dark. Not sure what the other possibilities might be.