Setaria graberi Shoho, scanning electron micrographs. A–C, cephalic elevations, female. A, lateral view; a, amphid; cp, cephalic papilla; elp, external labial papilla. B, dorsoventral view; arrows indicating cephalic papillae. C, apical view; a, amphid; cp, cephalic papilla; elp, external labial papilla. D–F, deirids, female. D, E, ventrolateral view. F, apical view. G, posterior extremity of female. H, lateral appendage of male posterior extremity; arrow indicating phasmid. I, postdeirid of male. Scales in μm: A–C, 50; D, E, 5; F, H, I, 10; G, 20.