Identification key to male emerald dragonflies

Somatochlora arctica Cordulia aenea
Northern Emerald
Calliper-shaped anal appendages, frons with lateral yellow spots
Downy Emerald
Short, curved anal appendages, no yellow on frons

Nelson, B., Thompson, R. & Morrow, C., 2000 (June 29). [In] DragonflyIreland http://www.ulstermuseum.org.uk/dragonflyireland/


CEDaR Home DragonflyIreland Species list Habitat list Contents
Copyright © National Museums Northern Ireland, 2000-12 :: Cookie Policy