Subspecies of Saperda populnea (image) Pensoft Publishers Share Print E-Mail Caption Subspecies of Saperda populnea (Linnaeus, 1758) fall in the grey zone under the unified species concept. Credit Adapted from de Quieroz (2007) and beetle photos by Karsten Sund. Usage Restrictions CC-BY 4.0 Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.