| 41. | The rear edge of the jugal branch of the ectopterygoid, in front of the infratemporal fenestra, is deeply grooved.
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| 42. | The posterior wall of the supratemporal fenestra inclines dorsally so that it is visible when the skull is viewed in dorsal aspect.
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| 43. | The high projection comprises much of the upper margin of the mandibular fenestra, an opening along the side of the jaw.
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| 44. | It comes from the Occitan for a small window, and is ultimately from the Latin " fenestra " for window.
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| 45. | The quadratojugal joined the squamosal and sealed up the lateral temporal fenestra from the ancestral species ( " Paraplacodus " ).
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| 46. | The subsquamosal fenestra, an opening at the back of the skull determined by the shape of the squamosal, is almost absent.
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| 47. | The large skull opening, the " fenestra nasoantorbitalis ", is rectangular and represents 22 % of the snout length.
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| 48. | The teeth rows stretch from the very front of the head until the back edge of the " fenestra nasoantorbitalis ".
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| 49. | The bar under the second fenestra has also been lost and the jaws have extreme flexibility allowing the snake to swallow its prey whole.
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| 50. | Io reguarda per tu fenestra con mi oculo brillante como le auro, e io te dice quando il es tempore a levar te.
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