Scanning electron photomicrographs of a specimen of Creptotrema creptotrema Travassos, Artigas & Pereira, 1928 (A) Total view; (B) Ventral view of the oral sucker with an anterior horseshoe-shaped structure and presence of a discrete single ventrolateral muscular lobe on either side of the oral sucker; (C) Lateral view of the discrete lobe that stretches from the ventral side to lateral area, not extending to the dorsal side.