Robin Chittenden / Iris sawfly (Rhadinoceraea micans) caterpillar on Flag Iris (Iris pseudacorus) leaf, Norfolk, England, UK. June.

Nigel Cattlin / Two Iris sawfly (Rhadinoceraea micans) larvae feeding on the leaves of a Yellow flag iris (Iris pseudacorus), Berkshire, UK. June.

Nigel Cattlin / Larva of Iris sawfly (Rhadinoceraea micans) on the leaf of a yellow flag iris , Devon, England, UK. June.