Tsidiiyazhi abini (Navajo: little morning bird) is an extinct relative of the modern mousebirds, found in 2017 in the Nacimiento Formation on ancestral...

1992 Genus †Eoglaucidium Fischer 1987 †E. pallas Fischer 1987 Genus †Tsidiiyazhi Ksepka, Stidham & Williamson 2017 (Paleocene of New Mexico) †T. abini...

†Eocolius †Limnatornis †Uintornis †Chascacocoliidae Chascacocolius †Selmeidae Selmes †Sandcoleidae Anneavis Eoglaucidium Sandcoleus Tsidiiyazhi Coliidae...

†Eocolius †Limnatornis †Uintornis †Chascacocoliidae Chascacocolius †Selmeidae Selmes †Sandcoleidae Anneavis Eoglaucidium Sandcoleus Tsidiiyazhi Coliidae...

†Eocolius †Limnatornis †Uintornis †Chascacocoliidae Chascacocolius †Selmeidae Selmes †Sandcoleidae Anneavis Eoglaucidium Sandcoleus Tsidiiyazhi Coliidae...

†Eocolius †Limnatornis †Uintornis †Chascacocoliidae Chascacocolius †Selmeidae Selmes †Sandcoleidae Anneavis Eoglaucidium Sandcoleus Tsidiiyazhi Coliidae...

early penguin Waimanu. The earliest arboreal crown group bird known is Tsidiiyazhi, a mousebird dating to around 62 mya. The fossil record also includes...

Olson 1992 †A. anneae Genus †Eoglaucidium Fischer 1987 †E. pallas Genus †Tsidiiyazhi Ksepka et al., 2017 †T. abini Some authorities also include Selmes absurdipes...

Kessler et Hír, 2012 and it is placed in the superfamily Sylvioidea. Tsidiiyazhi Gen. et sp. nov Valid Ksepka, Stidham & Williamson Early Paleocene Nacimiento...