Feather birds, Oviraptorosauria and Deinonychosauria. In 1998, the discovery of a feathered oviraptorosaurian, "Caudipteryx zoui", challenged the notion of feathers as a structure exclusive to Avialae. Buried in the Yixian Formation in Liaoning, China, "C. zoui" lived during the Early Cretaceous Period. Present on the forelimbs and tails, their integumentary structure has been accepted as pennaceous vaned feathers based on the rachis and herringbone pattern of the barbs. In the clade Deinonychosauria, the continued divergence of feathers is also apparent in the families Troodontidae and Dromaeosauridae. Branched feathers with rachis, barbs, and barbules were discovered in many members including "Sinornithosaurus millenii",
Calamus-Wheatland High School the result of a merger of the former Calamus and Wheatland school districts. Toronto had earlier been a separate school district, and was incorporated into Wheatland sometime in the early 1960s. Calamus-Wheatland sports teams are known as the Warriors; their uniforms display the school's colors of navy blue and silver. The school fields athletic teams in 12 sports, including: As the school does not have its own football or soccer programs, athletes wanting to play these sports participate in a cooperative program with Central DeWitt High School. The school also has a competitive dance team. Calamus-Wheatland is classified as a