Key to common families of insects in Spencer Creek 9a) Abdomen terminating in 3 broad, leaf-like gills. Damselflies -- 24 9b) Abdomen terminating in 3 short, triangular appendages. Dragonflies -- 25 Return to Couplet 7 Return to BioMAP Central
9a) Abdomen terminating in 3 broad, leaf-like gills. Damselflies -- 24