Claim: Rapaxavis(Morschhauser et al., 2009) a genus of  enantiornithine bird of the Longipterygidae family within the Phylum, Chordata.
Evidence: †Rapaxavis pani Morschhauser et al. 2009 (Early Cretaceous) Phylum: Chordata Rapaxavis As a group, the Enantiornithes are often referred to as "enantiornithines". Family: †Longipterygidae A genus (plural genera) is a taxonomic rank used in the biological classification of living and fossil organisms, as well as viruses, in biology.