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The neural spines were moderately tall and one spine in particular expanded in a trapezoidal
not interdigitating as in many modern crocodiles specialized in catching fish
meaning they lived at the bottom of the sea
El clima de la época en la que habitaba el Triceratops era cálido y húmedo
Aerosteon riocoloradensis Nigersaurus The neural spines were moderatelyAerosteon riocoloradensis es un dinosaurio terpodo del Cretcico Superior (aprox. 84 millones de aos), perteneciente al clado Megaraptora, descrito a partir de restos fsiles hallados en la Formacin Anacleto, en la Patagonia argentina. Su nombre, que significa huesos de aire, hace referencia a una caracterstica anatmica distintiva: la presencia de extensas cavidades neumticas en los huesos, asociadas a un sistema respiratorio avanzado comparable al de
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