A Jurassic ceratosaur from China helps clarify avian digital homologies.
Xu X, Clark JM, Mo J, Choiniere J, Forster CA, Erickson GM, Hone DW, Sullivan C, Eberth DA, Nesbitt S, Zhao Q, Hernandez R, Jia CK, Han FL, Guo Y.
Xu X, et al.
Nature. 2009 Jun 18;459(7249):940-4. doi: 10.1038/nature08124.
Nature. 2009.
PMID: 19536256