Fig. 3 in The cestode community in northern fur seals (Callorhinus ursinus) on St. Paul Island, Alaska

Fig. 3. Scanning electron micrographs of cestodes from the northern fur seal (Callorhinus ursinus). Scoleces of adults of Adenocephalus pacificus (A–D, F). Scoleces of adults of Diplogonoporus tetrapterus (I–P). Gonopores of D. tetrapterus (O). Unidentified plerocercoids (E, G, H, R).