Figs 1-9. Glanitaenia osculata from Silurus glanis, Switzerland. 1-7 in An emendation of the generic diagnosis of the monotypic Glanitaenia (Cestoda: Proteocephalidae), with notes on the geographical distribution of G. osculata, a parasite of invasive wels catfish

Figs 1-9. Glanitaenia osculata from Silurus glanis, Switzerland. 1-7. Scanning electron micrographs (INVE-PLAT-91260). (1) Scolex, dorsoventral view. (2) Scolex, apical view. (3) Scolex, lateral view. (4) Acicular filitriches on the apex of the scolex. (5) Papilliform filitriches on the internal surface of suckers. (6) Capilliform filitriches between the suckers. (7) Gladiate spinitriches on the external surface of the proliferation zone (neck). (8, 9.) Photomicrographs of longitudinal sections of the scolex (INVE-PLAT-91260). (8) Detail of the apical part of the scolex showing an apical sucker. (9) Detail of the dense network of osmoregulatory canals in the posterior part of the scolex and the anterior part of the neck (proliferation zone).