|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Reptilia - Avetheropoda - Accipitridae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|S. D. Emslie and N. J. Czaplewski 1999||Genus characterized by having the carpometacarpus with metacarpal III merging with the distal symphysis at an angle, a tendinal groove that curves proximally to the anterior surface of metacarpal II, the humerus with the shaft relatively straight and excavated at the distal end of the median crest, a broad pneumatic foramen, a deep excavation on the internal side of the impression for M. brachialis anticus, and a prominent deltoid crest as described for Morphnus (Howard, 1932).|