Kingdom Animalia Clade Dinosauria Family †Caenagnathidae Phylum Chordata Order Saurischia | Class Reptilia Suborder Theropoda Subfamily †Elmisaurinae Rank Genus | |
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Similar Elmisaurus, Epichirostenotes, Ojoraptorsaurus, Caenagnathidae, Wulatelong | ||
Leptorhynchos is an extinct genus of caenagnathid dinosaurs known from the Late Cretaceous Dinosaur Park, Hell Creek and Aguja Formations of west Texas and Montana, United States and southern Alberta, Canada. It lived about 75 to 66 million years ago.
References
Leptorhynchos (dinosaur) Wikipedia(Text) CC BY-SA