Unknown caterpillar

Unknown caterpillar

Observation - Unknown caterpillar - UK and Ireland. Description: Green caterpillar with regular black rectangular markings. Length approximately 4cm. Fell out of mixed foliage when shaken (approximately 11.30pm), this was part of a nocturnal survey. The caterpillar was found in foliage on a coastal trail that is south

Green caterpillar with regular black rectangular markings. Length approximately 4cm.
Fell out of mixed foliage when shaken (approximately 11.30pm), this was part of a nocturnal survey. The caterpillar was found in foliage on a coastal trail that is south facing. Weather - warm, dry and clear night.