Metadata
Author: WikiMatrix
Data
English[en]
It is based on AMNH 27414, two partial premaxillae discovered in the Upper Cretaceous rocks of the upper Two Medicine Formation in Montana, dated to about 74.5 million years ago.
Spanish[es]
Está basado en el holotipo AMNH 27414 , dos premaxilares parciales discuvierto en las rocas de la Formación Dos Medicinas en Montana EE.