|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Reptilia - Avetheropoda
It was synonymized subjectively with Cathayornis yandica by Zhou and Wang (2010); it was considered a nomen dubium by O'Connor and Dyke (2010); it was recombined as Houornis caudatus by Wang and Liu (2015).
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.
|L. H. Hou 1997||A small species of Cathayornis with a transverse trough lying between the frontal and parietal. There is a minimum of three pairs of teeth on the mandible, a relatively well developed carina is present on the sternum, the tarsometatarsus is elongated and exceeds half the length of the tibiotarsus, caudals are unfused such that there is no pygostyle but instead a small tail is present.|