Skaracarida
 Skara is a genus of maxillopod crustacean known from the Upper Cambrian Orsten deposit of Sweden and similarly aged deposits in China. It is the only genus in the order Skaracarida and contains three species:Skara anulata Müller 1983Skara minuta Müller & Walossek 1985Skara huanensis Liu & Dong 2007The feeding system of Skara resembles those of copepods and Derocheilocaris and the three taxa are accordingly grouped together as the clade Copepodoida.