| 11. | The acetabular notch is narrow or closed and on the fovea is absent.
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| 12. | Immediately below it are two small but prominent black pits ( fovea ).
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| 13. | Its cephalic region is strongly convex, the fovea is sinuous and straight.
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| 14. | Cones are found primarily in the center ( or fovea ) of the retina.
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| 15. | This differs from tarsiers, which lack a tapetum lucidum but possess a fovea.
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| 16. | With only a postorbital bar, lemurs have been unable to develop a fovea.
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| 17. | The fovea is employed for accurate vision in the direction where it is pointed.
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| 18. | The fovea has a high concentration of the yellow carotenoid pigments lutein and zeaxanthin.
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| 19. | Meridians correspond to sections of great circles passing though the centre of the fovea.
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| 20. | Birds have acute eyesight fovea which magnifies the central part of the visual field.
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