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Sinornithoides youngi Russell and Dong 1994 (coelurosaur)

Reptilia - Avetheropoda - Troodontidae

PaleoDB taxon number: 64145

Alternative combination: Sinornithoides youngii

Full reference: D. A. Russell and Z.-M. Dong. 1994. A nearly complete skeleton of a new troodontid dinosaur from the Early Cretaceous of the Ordos Basin, Inner Mongolia, People's Republic of China. Canadian Journal of Earth Sciences 30(10-11):2163-2173

Belongs to Sinornithoides according to P. Senter et al. 2004

Sister taxa: none

Type specimen: IVPP V9612, a skeleton. Its type locality is Huamuxiao, Ordos Basin, which is in a Valanginian/Albian eolian sandstone/mudstone in the Ejinhoro Formation of China.

Ecology: ground dwelling carnivore-omnivore

Average measurements (in mm): coracoid 30.0 x 27.0, femur 140.0 x 11.0, humerus length 82.8, radius length 59.1, scapula width 6.20, skull length 109.0, tibia length 197.6, ulna length 65.0

Estimated body mass: 7.92 kg based on femur length