The irregular bones are: the vertebr, sacrum, coccyx, temporal, sphenoid, ethmoid, zygomatic, maxilla, mandible, palatine, inferior nasal concha, and hyoid.
en.wikipedia.org The cranium shows a small premaxilla which bears no teeth, while the maxilla, palatine, pterygoid, and dentar bones host 73-75 teeth.
en.wikipedia.org It is known only from a partial maxilla or upper jaw bone and an associated impression of the bone.
en.wikipedia.org They descend on the tuberosity of the maxilla and give off several twigs to the gums and neighboring parts of the mucous membrane of the cheek.
en.wikipedia.org It was obvious that the sound propagated very well through the bones of the maxilla to the inner ear.
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