Zanno, L.E. (2006). «The pectoral girle and forelimb of the primitive therizinosauroid Falcarius utahensis (Theropoda, Maniraptora): Analyzing evolutionary trends within Therizinosauroidea». Journal of Vertebrate Paleontology26 (3): 636-650. JSTOR4524610. doi:10.1671/0272-4634(2006)26[636:tpgafo]2.0.co;2.
Zanno, L.E. (2006). «The pectoral girle and forelimb of the primitive therizinosauroid Falcarius utahensis (Theropoda, Maniraptora): Analyzing evolutionary trends within Therizinosauroidea». Journal of Vertebrate Paleontology26 (3): 636-650. JSTOR4524610. doi:10.1671/0272-4634(2006)26[636:tpgafo]2.0.co;2.