Figures 12–16 in Morphological And Molecular Description Of Rhadinorhynchus Hiansi Soota And Bhattacharya, 1981 (Acanthocephala: Rhadinorhynchidae) From Marine Fish Off The Pacific Coast Of Vietnam

Figures 12–16. SEM of specimens from Sarda orientalis collected off the southern Pacific coast of Vietnam at Nha Trang. (12) A fully extended proboscis of a male specimen. (13) An apical view of the proboscis of specimen in Figure 12 showing the smaller apical hooks and the arrangement of hook rows. (14) A gallium cut hook showing the thin cortical layer and the dense prominent core. (15) A view of hooks at mid-proboscis showing their shape, external texture, and orientation. (16) A higher magnification of a hook showing detail of its external striations. All hooks are striated.