Avisauridae A clade in the dinosaur family tree. The entries below are classified within it. Enantiophoenix electrophyla 95 Mya Bauxitornis 85 Mya Neuquenornis 85 Mya · Argentina Intiornis inexpectatus 83.6–72.2 Mya Halimornis 80 Mya · Australia Mirarce eatoni 76–74.1 Mya · Utah, USA Gettyia 75–74 Mya · North America Soroavisaurus 71–69 Mya · North America Avisaurus 68–66 Mya · North America