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rostellum
ros·tel·lum R0312300 (rŏ-stĕl′əm)n. pl. ros·tel·la (rŏ-stĕl′ə) A small beaklike part, such as a projection on the stigma of an orchid or the hooked projection on the head of a tapeworm.
[Latin, diminutive of rōstrum, beak; see rostrum.]
ros·tel′lar adj.rostellum (rɒˈstɛləm) n, pl -la (-lə) (Biology) biology a small beaklike process, such as the hooked projection from the top of the head in tapeworms or the outgrowth from the stigma of an orchid[C18: from Latin: a little beak, from rōstrum a beak] rosˈtellate, rosˈtellar adjros•tel•lum (rɒˈstɛl əm)
n., pl. ros•tel•la (rɒˈstɛl ə) 1. any of various small, beaklike parts, as the mouth tube of sucking bugs or the hook-bearing projection of intestinal tapeworms. 2. a beaklike modified stigma of certain orchids that secretes a sticky fluid, enabling pollen grains to adhere to visiting insects. [1750–60; < New Latin; Latin: little beak, snout, diminutive of rōstrum snout (see rostrum); for formation, see castle]
rostellum
rostellum[rä′stel·əm] (biology) The anterior, flattened region of the scolex of armed tapeworms. rostellum
rostellum [ros-tel´um] a small protuberance or beak, especially the fleshy protuberance of the scolex (mouth) of a tapeworm, which may or may not bear hooks.ros·tel·lum (ros-tel'ŭm), The anterior fixed or invertible portion of the scolex of a tapeworm, frequently provided with a row (or several rows) of hooks. [L. dim. of rostrum, a beak] rostellum (rŏ-stĕl′əm)n. pl. rostella (rŏ-stĕl′ə) A small beaklike part, such as a projection on the stigma of an orchid or the hooked projection on the head of a tapeworm.
ros·tel′lar adj.ros·tel·lum (ros-tel'ŭm) The anterior fixed or invertible portion of the scolex of a tapeworm, frequently provided with a row (or several rows) of hooks. [L. dim. of rostrum, a beak]rostellum - a protruding, beak-like structure in some insects.
- the protrusion carrying the hooks on the SCOLEX of tapeworms.
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