Name: Amtocephale ‭(‬Amtgai head‭)‬.
Phonetic: Am-toe-sef-ah-ley.
Named By: Mahito Watabe,‭ ‬Khishigjaw Tsogtbaatar‭ & ‬Robert M.‭ ‬Sullivan‭ ‬-‭ ‬2011.
Classification: Chordata,‭ ‬Reptilia,‭ ‬Dinosauria,‭ ‬Ornithischia,‭ ‬Pachycephalosauria.
Species: A.‭ ‬gobiensis‭ (‬type‭)‬.
Diet: Herbivore.
Size: Uncertain due to lack of remains.
Known locations: Mongolia‭ ‬-‭ ‬Baynshire Formation.
Time period: Turonian to Santonian of the Cretaceous.
Fossil representation: Partial skull represented by the frontoparietal dome of a subadult‭ (‬MPC-D‭ ‬100/1203‭).

       The annoying thing about Amtocephale is that it is yet another pachycephalosaur genus that is known only from skull material,‭ ‬specifically the thick dome.‭ ‬The exciting thing about Amtocephale however is that at the time of its discovery it represents what might be the oldest known pachycephalosaur genus.

Further reading
-‭ ‬A new pachycephalosaurid from the Baynshire Formation‭ (‬Cenomanian-late Santonian‭)‬,‭ ‬Gobi Desert,‭ ‬Mongolia‭ ‬-‭ ‬Mahito Watabe,‭ ‬Khishigjaw Tsogtbaatar‭ & ‬Robert M.‭ ‬Sullivan‭ ‬-‭ ‬2011.


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