Pygostylians | |
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Fossil pygostylian (Confuciusornis sanctus) | |
House sparrow (Passer domesticus) | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Dinosauria |
Clade: | Saurischia |
Clade: | Theropoda |
Clade: | Avialae |
Clade: | Avebrevicauda Paul, 2002 |
Clade: | Pygostylia Paul, 2002 |
Subgroups[1] | |
Pygostylia is a group of avialans which includes the Confuciusornithidae and all of the more advanced species, the Ornithothoraces.