Kingdom Animalia Subphylum Vertebrata Superclass Osteichthyes Rank Genus | Phylum Chordata Infraphylum Gnathostomata Class Actinopterygii | |
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Similar Scombroidei, Tetrapturus, Odontaspis, Makaira | ||
Cat sized bison xiphiorhynchus eocaenicus
Xiphiorhynchus is an extinct genus of prehistoric ray-finned fish. It is a member of the Xiphiidae, commonly known as swordfish or broadbills. Unlike the modern swordfish, both its upper and lower jaws were extended into blade-like rostrums.
References
Xiphiorhynchus Wikipedia(Text) CC BY-SA