FIGURE 4. Thelastoma vanwaerebekei n in Thelastoma vanwaerebekei n. sp. (Oxyurida: Thelastomatidae) a parasite of Gymnetis litigiosa (Coleoptera: Scarabaeidae) from Uruguay

FIGURE 4. Thelastoma vanwaerebekei n. sp. Male. A. Entire body, showing ventral transverse lines (arrow). B. Anterior and pharyngeal region. C. Lateral alae (ventral view). D. Posterior region (ventral view), showing the end of lateral alae and a pair of papillae (arrow) at mid caudal filament. E. Posterior region (lateral view), showing the lateral alae (arrow). F. Posterior region (ventral view) with detail of transverse lines. G. Posterior region (ventral view), showing the pairs of caudal papillae (arrows). H. Irregularly arranged protuberances (arrow) near the anus.