rostellum /ros·tel·lum/ (ros-tel´um) pl. rostel´lae [L.] a small protuberance of beak, especially the fleshy protuberance of the scolex of a tapeworm, which may or may not bear hooks.
rostellum
ros·tel·lum (r -st l  m)n. pl. ros·tel·la (r -stl) A small beaklike part, such as the hooked projection on the head of a tapeworm. |
rostellum
[rostel′əm]
Etymology: L, rostrum, beak
1 the anterior of a tapeworm scolex, commonly featuring hooklike jaws.
2 tubular mouth parts of some insects.
rostellum
apical projection of the scolex of a tapeworm, which may or may not bear hooks.
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