Pakikepalosauru

Pakikepalosauru 250px  Pakikepalosauru (Pachycephalosaurus wyomingensis) Aupuni mōʻī  Animalia (Nā holoholona) Mahele  Chordata Papa  Reptilia Kaʻina  Saurischia ʻOhana  †Pachycephalosauridae  (ʻOhana pakikepalosauru) ʻAno  †Pachycephalosaurus (Nā pakikepalosauru) Lāhulu  
 †P. wyomingensis

He nalala ka pakikepalosauru (inoa Lākina: Pachycephalosaurus).