| 11. | Mammals characteristicly seem to have these fenestra, located under the eye sockets.
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| 12. | The main body of the maxilla has no depression around the antorbital fenestra.
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| 13. | The supratemporal fenestra has a straight inner edge.
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| 14. | Although crocodylians walled over their antorbital fenestra, they still retain an antorbital sinus.
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| 15. | In theropod dinosaurs, the antorbital fenestra is the largest opening in the skull.
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| 16. | Between dentary, surangular and angular a rather tall triangular mandibular fenestra is present.
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| 17. | The skull preserves an antorbital fenestra, or opening in front of the eyes.
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| 18. | A real and much smaller external mandibular fenestra is present in front of this.
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| 19. | The specimens can be compared only in the area surrounding the right antorbital fenestra.
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| 20. | Compared to " Ornithomimus ", the antorbital fenestra is proportionally shorter.
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