| Tympanic bullae are large, robust, and firmly attached to the underside of the endocranium. |
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| Then, two circular defects, 8 mm in diameter, were created on each side of the skull using a trephine bur, avoiding the nasofrontal suture of the exposed skull so as not to damage the endocranium. |
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| The brain of Sphenodon fills only half of the volume of its endocranium. |
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| An ectopic and primarily extracranial meningioma without connection with either the foramen of a cranial nerve or the endocranium. |
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