rostellum in a sentence

1. The rostellum remains invaginated in the apex of the organ.
2. The stigma, separated by the rostellum.
3. The scolex bears a retractable rostellum armed with a single circle of 20 to 30 hooks.
4. In addition the protoscolex of rostellum, while that of " T . saginata " has only an apical pit.
5. Sometimes there is a small extension or little beak to the median stigma lobe, called "'rostellum " '.
6. It's difficult to find rostellum in a sentence.
7. It is a non-viscid band or strap connecting the pollinia with the viscidium ( the viscid part of the rostellum or beak ).
8. "R . tetragona " is the largest among rostellum, which is armed with 100 minute hooks, arranged in single row.
9. Each worm has a scolex, which is an anterior  head segment with a single row of 20-30 retractable hooks ( rostellum ).
10. Their scolex does not have hooked rostellum like the " H . nana " species but they do have similar unilateral genital pores and 3 testes per proglottid.
11. The body size is small, scolex is disproportionately large and uniquely shaped, rostellum is wide, and it employs beetles as intermediate host to complete its life cycle.
12. They are distinguished from the other subtribes of Vandeae by having an entire rostellum, a relatively small spur formed by the lip, and four ( or two ) pollinia.
13. When it becomes an adult, it attaches to the intestinal walls with its suckers and toothed rostellum and has its segments reaching out into the intestinal space to absorb food.
14. The rostellum is an organ of attachment of tapeworms, in addition to the surrounding bowel movement of the host, so that the tapeworm is not expelled along with the faeces.
15. Then the moth backs up over a foot and unrolls its proboscis, then flies forward, inserting it into a cleft in the rostellum which leads to the spur while gripping the labellum.
16. When the pollinator enters another flower of the same species, the pollinium has taken such position that it will stick to the stigma of the second flower, just below the rostellum, pollinating it.
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