Key to common families of insects in the Niagara region
31a) Last abdominal segment with a long, median filament. SIALIDAE 31b) Last abdominal segment with a pair of lateral claws. CORYDALIDAE Return to Couplet 12 Return to BioMAP Central
31b) Last abdominal segment with a pair of lateral claws. CORYDALIDAE Return to Couplet 12 Return to BioMAP Central
