Top Results for Dromaeosaurid

Microraptor gui, a crow-sized dromaeosaurid from the Early Cretaceous Jiufotang Formation of China, is notable for bearing pennaceous flight feathers on all four limbs, suggesting biplane-like aerodynamics.

Deinonychus antirrhopus was a dromaeosaurid theropod dinosaur from the Early Cretaceous of western North America. Yale specimen YPM 5205 formed part of the fossil material studied by paleontologist John Ostrom, whose 1969 description emphasized the animal's large sickle-shaped second toe claw, grasp...

Sinornithosaurus millenii was a small dromaeosaurid theropod from the Early Cretaceous deposits of Liaoning, China. Xu Xing and colleagues described it in 1999 from fossils preserving filamentous integument around the skeleton, making it one of the early discoveries demonstrating feather-like coveri...

Utahraptor ostrommaysi was a large dromaeosaurid theropod from the Early Cretaceous Cedar Mountain Formation of Utah and was formally described in 1993. Like related dromaeosaurids, it possessed an enlarged, curved claw on the second toe, with preserved claw cores exceeding 20 centimetres. Its robus...

Zhenyuanlong suni is a large dromaeosaurid theropod known from an exceptionally preserved Early Cretaceous fossil discovered in Liaoning, China, and described in 2015. The specimen preserves large wings with complex pennaceous feathers on the arms and tail, although its short forelimbs and relativel...

Changyuraptor yangi is a microraptorine dromaeosaurid dinosaur from the Early Cretaceous Jehol Biota of Liaoning, China, described in 2014. Like other microraptorines, it carried long flight feathers on both the forelimbs and hindlimbs, producing a four-winged body plan. The known specimen also pres...

Linheraptor exquisitus is a small dromaeosaurid theropod from the Late Cretaceous of Inner Mongolia, China. It was named in 2010 from a nearly complete, articulated skeleton recovered from the Wulansuhai Formation. The specimen preserves much of the skull and postcranial skeleton, providing unusuall...

Tsaagan mangas is a species of dromaeosaurid theropod dinosaur that lived in Mongolia during the Late Cretaceous epoch. Described in 2006 from a well-preserved skull and neck skeleton found in the Djadokhta Formation, it is a close relative of Velociraptor. The fossil material helped paleontologists...

Tianyuraptor ostromi is an extinct species of dromaeosaurid dinosaur that lived in China during the Early Cretaceous period. Described from a nearly complete fossil skeleton, it is distinguished from other dromaeosaurids by its unusually short forelimbs and proportionally long hind limbs. These phys...