所有这些羽毛类型在兽脚亚目的印痕化石中都被找到了，兽脚类属于恐龙亚目，包括了雷克斯霸王龙、鸟类以及其他手盗龙。

All these feather types have been found in fossil impressions of theropods, the dinosaur suborder that includes Tyrannosaurus rex as well as birds and other Maniraptorans.