Abstract
espanolLa localidad de Las Aguilas cerca de Porvenir de Jalpa, Coahuila, Mexico, es extremadamente rica en restos de fosiles dinosaurios comprendiendo huesos y huellas de varios taxa Campanianos. Aqui presentamos el registro de un diente con una corona bulbosa y asimetrica ademas de un centrum de una vertebra anficelica. Ambos asignados por nosotros como Parksosauridae. El material representa el primer registro de esta enigmatica familia para Mexico. EnglishThe Las Aguilas locality near Porvenir de Jalpa, Coahuila, Mexico, is extremely rich in fossil remains comprising both bones and trackways of several late Campanian dinosaur taxa. Here we present a tooth with an asymmetrically bulged crown and an isolated shallow amphicoelous vertebral centrum. Both are assigned by us to Parksosauridae. The material represents the first occurrence of this enigmatic family in Mexico.
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