Myzus ornatus, the ornate aphid or violet aphid, is an aphid in the order Hemiptera. It is a true bug and sucks sap from plants. It is an invasive species.
Host plants It is known to live on both wild and domesticated cherry varieties. Also Astrantia pontica.R. L. Blackman and Victor F. Eastop
References
http://aphid.aphidnet.org/Myzus_ornatus.php http://influentialpoints.com/Gallery/Myzus_ornatus_Ornate_aphid_Violet_aphid.htm https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=200634