FIGURES 1–8 in First description of male worms of Enterobius Colobenterobius serratus Nematoda: Oxyuridae , the pinworm parasite of proboscis monkeys

FIGURES 1–8. Male adult of Enterobius (Colobenterobius) serratus Hasegawa et al., 2003, collected from the feces of Nasalis larvatus in Sabah, Malaysia. 1. Entire worm, left lateral view; 2–4. Cephalic extremity, left lateral view (2), optical frontal section (3) and apical view (4); 5. Lateral ala in cross section through midbody; 6. Caudal extremity, left lateral view; 7. Spicular pouch, cross section; 8. Caudal papillae arrangement, ventral view. Abbreviations used: am. amphidial pore; an. anus; ce. cephalic expansion; co. corpus (of esophagus); cp. cephalic papilla; dl. dorsal lip; eb. esophageal bulb; ep. excretory pore; in. intestine; is. isthmus (of esophagus); la. lateral ala; mo. mouth; nr. nerve ring; pd. phasmidial duct; p1–p4. caudal papillae arrangement; ph. pharynx; sl. slot; sp. spicule; ss. specific structure (teeth) of pharynx; sv. seminal vesicle; svl. subventral lip; t. testis; vd. vas deferens.