23–25 Dorsal view of aedeagus of Elateridae Scale bar = 0.5 mm). 23 Hypnoidus riparius Fabricius, 1792 [not Cardiophorinae] 24 Paracardiophorus cardisce 25 Blaiseus bedeli 28–31 Proximal sclerites of the bursa copulatrix of Cardiophorinae, interior view (top end of sclerite extends furthest into bursa) Scale bar = 0.5 mm). 28 Paracardiophorus cardisce 29 Paraplatynychus mixtus 30 Globothorax chevrolati 31 Esthesopus parcus Horn 32–33 Distal sclerites of the bursa copulatrix of Cardiophorinae, interior view Scale bar = 0.5 mm). 32 Cardiophorus inflatus 33 Cardiophorus gramineus 34–35 Sclerotised base of spermathecal gland duct of Cardiophorinae, lateral view Scale bar = 0.5 mm). 34 Paracardiophorus cardisce 35 Paracardiophorus musculus. SD = spermathecal gland duct. Captions reflect the revised classification.